akkartik/template-carousel-mobile - Change VP5KC4XZBKD536KCBFO47UKH74RNONENDCFJAHUMVUTPVPGJWD4AC

Merge lines.love

Created by Kartik K. Agaram on November 4, 2022

VP5KC4XZBKD536KCBFO47UKH74RNONENDCFJAHUMVUTPVPGJWD4AC

Dependencies

In channels

main

Change contents

File deletion: drawing_tests.lua

BF:BFD[4.2] → [5.81419:81460]

BF:BFD[5.81460] → [5.37333:37333]

B:BD[5.37333] → [5.37334:81418]

-- major tests for drawings
-- We minimize assumptions about specific pixels, and try to test at the level
-- of specific shapes. In particular, no tests of freehand drawings.
function test_creating_drawing_saves()
  io.write('\ntest_creating_drawing_saves')
  App.screen.init{width=120, height=60}
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  -- click on button to create drawing
  edit.run_after_mouse_click(Editor_state, 8,Editor_state.top+8, 1)
  -- file not immediately saved
  edit.update(Editor_state, 0.01)
  check_nil(App.filesystem['foo'], 'F - test_creating_drawing_saves/early')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- filesystem contains drawing and an empty line of text
  check_eq(App.filesystem['foo'], '```lines\n```\n\n', 'F - test_creating_drawing_saves')
end
function test_draw_line()
  io.write('\ntest_draw_line')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_line/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_line/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_line/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_line/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_line/baseline/#shapes')
  -- draw a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_line/#shapes')
  check_eq(#drawing.points, 2, 'F - test_draw_line/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_draw_line/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_draw_line/p1:x')
  check_eq(p1.y, 6, 'F - test_draw_line/p1:y')
  check_eq(p2.x, 35, 'F - test_draw_line/p2:x')
  check_eq(p2.y, 36, 'F - test_draw_line/p2:y')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- The format on disk isn't perfectly stable. Table fields can be reordered.
  -- So just reload from disk to verify.
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_line/save/#shapes')
  check_eq(#drawing.points, 2, 'F - test_draw_line/save/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_draw_line/save/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_draw_line/save/p1:x')
  check_eq(p1.y, 6, 'F - test_draw_line/save/p1:y')
  check_eq(p2.x, 35, 'F - test_draw_line/save/p2:x')
  check_eq(p2.y, 36, 'F - test_draw_line/save/p2:y')
end
function test_draw_horizontal_line()
  io.write('\ntest_draw_horizontal_line')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'manhattan'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_horizontal_line/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_horizontal_line/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_horizontal_line/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_horizontal_line/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_horizontal_line/baseline/#shapes')
  -- draw a line that is more horizontal than vertical
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_horizontal_line/#shapes')
  check_eq(#drawing.points, 2, 'F - test_draw_horizontal_line/#points')
  check_eq(drawing.shapes[1].mode, 'manhattan', 'F - test_draw_horizontal_line/shape_mode')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_draw_horizontal_line/p1:x')
  check_eq(p1.y, 6, 'F - test_draw_horizontal_line/p1:y')
  check_eq(p2.x, 35, 'F - test_draw_horizontal_line/p2:x')
  check_eq(p2.y, p1.y, 'F - test_draw_horizontal_line/p2:y')
end
function test_draw_circle()
  io.write('\ntest_draw_circle')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_circle/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_circle/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_circle/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_circle/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_circle/baseline/#shapes')
  -- draw a circle
  App.mouse_move(Editor_state.left+4, Editor_state.top+Drawing_padding_top+4)  -- hover on drawing
  edit.run_after_keychord(Editor_state, 'C-o')
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35+30, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_circle/#shapes')
  check_eq(#drawing.points, 1, 'F - test_draw_circle/#points')
  check_eq(drawing.shapes[1].mode, 'circle', 'F - test_draw_horizontal_line/shape_mode')
  check_eq(drawing.shapes[1].radius, 30, 'F - test_draw_circle/radius')
  local center = drawing.points[drawing.shapes[1].center]
  check_eq(center.x, 35, 'F - test_draw_circle/center:x')
  check_eq(center.y, 36, 'F - test_draw_circle/center:y')
end
function test_cancel_stroke()
  io.write('\ntest_cancel_stroke')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_cancel_stroke/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_cancel_stroke/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_cancel_stroke/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_cancel_stroke/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_cancel_stroke/baseline/#shapes')
  -- start drawing a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  -- cancel
  edit.run_after_keychord(Editor_state, 'escape')
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 0, 'F - test_cancel_stroke/#shapes')
end
function test_keys_do_not_affect_shape_when_mouse_up()
  io.write('\ntest_keys_do_not_affect_shape_when_mouse_up')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- hover over drawing and press 'o' without holding mouse
  App.mouse_move(Editor_state.left+4, Editor_state.top+Drawing_padding_top+4)  -- hover on drawing
  edit.run_after_keychord(Editor_state, 'o')
  -- no change to drawing mode
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_keys_do_not_affect_shape_when_mouse_up/drawing_mode')
  -- no change to text either because we didn't run the textinput event
end
function test_draw_circle_mid_stroke()
  io.write('\ntest_draw_circle_mid_stroke')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_circle_mid_stroke/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_circle_mid_stroke/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_circle_mid_stroke/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_circle_mid_stroke/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_circle_mid_stroke/baseline/#shapes')
  -- draw a circle
  App.mouse_move(Editor_state.left+4, Editor_state.top+Drawing_padding_top+4)  -- hover on drawing
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 'o')
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35+30, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_circle_mid_stroke/#shapes')
  check_eq(#drawing.points, 1, 'F - test_draw_circle_mid_stroke/#points')
  check_eq(drawing.shapes[1].mode, 'circle', 'F - test_draw_horizontal_line/shape_mode')
  check_eq(drawing.shapes[1].radius, 30, 'F - test_draw_circle_mid_stroke/radius')
  local center = drawing.points[drawing.shapes[1].center]
  check_eq(center.x, 35, 'F - test_draw_circle_mid_stroke/center:x')
  check_eq(center.y, 36, 'F - test_draw_circle_mid_stroke/center:y')
end
function test_draw_arc()
  io.write('\ntest_draw_arc')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'circle'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_arc/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_arc/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_arc/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_arc/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_arc/baseline/#shapes')
  -- draw an arc
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  App.mouse_move(Editor_state.left+35+30, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'a')  -- arc mode
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35+50, Editor_state.top+Drawing_padding_top+36+50, 1)  -- 45°
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_arc/#shapes')
  check_eq(#drawing.points, 1, 'F - test_draw_arc/#points')
  check_eq(drawing.shapes[1].mode, 'arc', 'F - test_draw_horizontal_line/shape_mode')
  local arc = drawing.shapes[1]
  check_eq(arc.radius, 30, 'F - test_draw_arc/radius')
  local center = drawing.points[arc.center]
  check_eq(center.x, 35, 'F - test_draw_arc/center:x')
  check_eq(center.y, 36, 'F - test_draw_arc/center:y')
  check_eq(arc.start_angle, 0, 'F - test_draw_arc/start:angle')
  check_eq(arc.end_angle, math.pi/4, 'F - test_draw_arc/end:angle')
end
function test_draw_polygon()
  io.write('\ntest_draw_polygon')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_polygon/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_polygon/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_polygon/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_polygon/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_polygon/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_polygon/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_keychord(Editor_state, 'g')  -- polygon mode
  -- second point
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- final point
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_polygon/#shapes')
  check_eq(#drawing.points, 3, 'F - test_draw_polygon/vertices')
  local shape = drawing.shapes[1]
  check_eq(shape.mode, 'polygon', 'F - test_draw_polygon/shape_mode')
  check_eq(#shape.vertices, 3, 'F - test_draw_polygon/vertices')
  local p = drawing.points[shape.vertices[1]]
  check_eq(p.x, 5, 'F - test_draw_polygon/p1:x')
  check_eq(p.y, 6, 'F - test_draw_polygon/p1:y')
  local p = drawing.points[shape.vertices[2]]
  check_eq(p.x, 65, 'F - test_draw_polygon/p2:x')
  check_eq(p.y, 36, 'F - test_draw_polygon/p2:y')
  local p = drawing.points[shape.vertices[3]]
  check_eq(p.x, 35, 'F - test_draw_polygon/p3:x')
  check_eq(p.y, 26, 'F - test_draw_polygon/p3:y')
end
function test_draw_rectangle()
  io.write('\ntest_draw_rectangle')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_rectangle/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_rectangle/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_rectangle/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_rectangle/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_rectangle/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_rectangle/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 'r')  -- rectangle mode
  -- second point/first edge
  App.mouse_move(Editor_state.left+42, Editor_state.top+Drawing_padding_top+45)
  edit.run_after_keychord(Editor_state, 'p')
  -- override second point/first edge
  App.mouse_move(Editor_state.left+75, Editor_state.top+Drawing_padding_top+76)
  edit.run_after_keychord(Editor_state, 'p')
  -- release (decides 'thickness' of rectangle perpendicular to first edge)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+15, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_rectangle/#shapes')
  check_eq(#drawing.points, 5, 'F - test_draw_rectangle/#points')  -- currently includes every point added
  local shape = drawing.shapes[1]
  check_eq(shape.mode, 'rectangle', 'F - test_draw_rectangle/shape_mode')
  check_eq(#shape.vertices, 4, 'F - test_draw_rectangle/vertices')
  local p = drawing.points[shape.vertices[1]]
  check_eq(p.x, 35, 'F - test_draw_rectangle/p1:x')
  check_eq(p.y, 36, 'F - test_draw_rectangle/p1:y')
  local p = drawing.points[shape.vertices[2]]
  check_eq(p.x, 75, 'F - test_draw_rectangle/p2:x')
  check_eq(p.y, 76, 'F - test_draw_rectangle/p2:y')
  local p = drawing.points[shape.vertices[3]]
  check_eq(p.x, 70, 'F - test_draw_rectangle/p3:x')
  check_eq(p.y, 81, 'F - test_draw_rectangle/p3:y')
  local p = drawing.points[shape.vertices[4]]
  check_eq(p.x, 30, 'F - test_draw_rectangle/p4:x')
  check_eq(p.y, 41, 'F - test_draw_rectangle/p4:y')
end
function test_draw_rectangle_intermediate()
  io.write('\ntest_draw_rectangle_intermediate')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_rectangle_intermediate/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_rectangle_intermediate/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_rectangle_intermediate/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_rectangle_intermediate/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_rectangle_intermediate/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_rectangle_intermediate/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 'r')  -- rectangle mode
  -- second point/first edge
  App.mouse_move(Editor_state.left+42, Editor_state.top+Drawing_padding_top+45)
  edit.run_after_keychord(Editor_state, 'p')
  -- override second point/first edge
  App.mouse_move(Editor_state.left+75, Editor_state.top+Drawing_padding_top+76)
  edit.run_after_keychord(Editor_state, 'p')
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.points, 3, 'F - test_draw_rectangle_intermediate/#points')  -- currently includes every point added
  local pending = drawing.pending
  check_eq(pending.mode, 'rectangle', 'F - test_draw_rectangle_intermediate/shape_mode')
  check_eq(#pending.vertices, 2, 'F - test_draw_rectangle_intermediate/vertices')
  local p = drawing.points[pending.vertices[1]]
  check_eq(p.x, 35, 'F - test_draw_rectangle_intermediate/p1:x')
  check_eq(p.y, 36, 'F - test_draw_rectangle_intermediate/p1:y')
  local p = drawing.points[pending.vertices[2]]
  check_eq(p.x, 75, 'F - test_draw_rectangle_intermediate/p2:x')
  check_eq(p.y, 76, 'F - test_draw_rectangle_intermediate/p2:y')
  -- outline of rectangle is drawn based on where the mouse is, but we can't check that so far
end
function test_draw_square()
  io.write('\ntest_draw_square')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_square/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_square/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_square/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_square/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_square/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_square/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 's')  -- square mode
  -- second point/first edge
  App.mouse_move(Editor_state.left+42, Editor_state.top+Drawing_padding_top+45)
  edit.run_after_keychord(Editor_state, 'p')
  -- override second point/first edge
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+66)
  edit.run_after_keychord(Editor_state, 'p')
  -- release (decides which side of first edge to draw square on)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+15, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_square/#shapes')
  check_eq(#drawing.points, 5, 'F - test_draw_square/#points')  -- currently includes every point added
  check_eq(drawing.shapes[1].mode, 'square', 'F - test_draw_square/shape_mode')
  check_eq(#drawing.shapes[1].vertices, 4, 'F - test_draw_square/vertices')
  local p = drawing.points[drawing.shapes[1].vertices[1]]
  check_eq(p.x, 35, 'F - test_draw_square/p1:x')
  check_eq(p.y, 36, 'F - test_draw_square/p1:y')
  local p = drawing.points[drawing.shapes[1].vertices[2]]
  check_eq(p.x, 65, 'F - test_draw_square/p2:x')
  check_eq(p.y, 66, 'F - test_draw_square/p2:y')
  local p = drawing.points[drawing.shapes[1].vertices[3]]
  check_eq(p.x, 35, 'F - test_draw_square/p3:x')
  check_eq(p.y, 96, 'F - test_draw_square/p3:y')
  local p = drawing.points[drawing.shapes[1].vertices[4]]
  check_eq(p.x, 5, 'F - test_draw_square/p4:x')
  check_eq(p.y, 66, 'F - test_draw_square/p4:y')
end
function test_name_point()
  io.write('\ntest_name_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- draw a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_name_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_name_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_name_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_name_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_name_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_name_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_name_point/baseline/p2:y')
  check_nil(p2.name, 'F - test_name_point/baseline/p2:name')
  -- enter 'name' mode without moving the mouse
  edit.run_after_keychord(Editor_state, 'C-n')
  check_eq(Editor_state.current_drawing_mode, 'name', 'F - test_name_point/mode:1')
  edit.run_after_textinput(Editor_state, 'A')
  check_eq(p2.name, 'A', 'F - test_name_point')
  -- still in 'name' mode
  check_eq(Editor_state.current_drawing_mode, 'name', 'F - test_name_point/mode:2')
  -- exit 'name' mode
  edit.run_after_keychord(Editor_state, 'return')
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_name_point/mode:3')
  check_eq(p2.name, 'A', 'F - test_name_point')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- change is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.name, 'A', 'F - test_name_point/save')
end
function test_move_point()
  io.write('\ntest_move_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_move_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_move_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_move_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_move_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_move_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_move_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_move_point/baseline/p2:y')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- line is saved to disk
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local drawing = Editor_state.lines[1]
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.x, 35, 'F - test_move_point/save/x')
  check_eq(p2.y, 36, 'F - test_move_point/save/y')
  edit.draw(Editor_state)
  -- enter 'move' mode without moving the mouse
  edit.run_after_keychord(Editor_state, 'C-u')
  check_eq(Editor_state.current_drawing_mode, 'move', 'F - test_move_point/mode:1')
  -- point is lifted
  check_eq(drawing.pending.mode, 'move', 'F - test_move_point/mode:2')
  check_eq(drawing.pending.target_point, p2, 'F - test_move_point/target')
  -- move point
  App.mouse_move(Editor_state.left+26, Editor_state.top+Drawing_padding_top+44)
  edit.update(Editor_state, 0.05)
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p2.x, 26, 'F - test_move_point/x')
  check_eq(p2.y, 44, 'F - test_move_point/y')
  -- exit 'move' mode
  edit.run_after_mouse_click(Editor_state, Editor_state.left+26, Editor_state.top+Drawing_padding_top+44, 1)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_move_point/mode:3')
  check_eq(drawing.pending, {}, 'F - test_move_point/pending')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- change is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.x, 26, 'F - test_move_point/save/x')
  check_eq(p2.y, 44, 'F - test_move_point/save/y')
end
function test_move_point_on_manhattan_line()
  io.write('\ntest_move_point_on_manhattan_line')
  -- create a drawing with a manhattan line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'manhattan'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+46, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_move_point_on_manhattan_line/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_move_point_on_manhattan_line/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'manhattan', 'F - test_move_point_on_manhattan_line/baseline/shape:1')
  edit.draw(Editor_state)
  -- enter 'move' mode
  edit.run_after_keychord(Editor_state, 'C-u')
  check_eq(Editor_state.current_drawing_mode, 'move', 'F - test_move_point_on_manhattan_line/mode:1')
  -- move point
  App.mouse_move(Editor_state.left+26, Editor_state.top+Drawing_padding_top+44)
  edit.update(Editor_state, 0.05)
  -- line is no longer manhattan
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_move_point_on_manhattan_line/baseline/shape:1')
end
function test_delete_lines_at_point()
  io.write('\ntest_delete_lines_at_point')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+55, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 2, 'F - test_delete_lines_at_point/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_delete_lines_at_point/baseline/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_delete_lines_at_point/baseline/shape:2')
  -- hover on the common point and delete
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'C-d')
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_delete_lines_at_point/shape:1')
  check_eq(drawing.shapes[2].mode, 'deleted', 'F - test_delete_lines_at_point/shape:2')
  -- wait for some time
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- deleted points disappear after file is reloaded
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_delete_lines_at_point/save')
end
function test_delete_line_under_mouse_pointer()
  io.write('\ntest_delete_line_under_mouse_pointer')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+55, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 2, 'F - test_delete_line_under_mouse_pointer/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_delete_line_under_mouse_pointer/baseline/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_delete_line_under_mouse_pointer/baseline/shape:2')
  -- hover on one of the lines and delete
  App.mouse_move(Editor_state.left+25, Editor_state.top+Drawing_padding_top+26)
  edit.run_after_keychord(Editor_state, 'C-d')
  -- only that line is deleted
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_delete_line_under_mouse_pointer/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_delete_line_under_mouse_pointer/shape:2')
end
function test_delete_point_from_polygon()
  io.write('\ntest_delete_point_from_polygon')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_keychord(Editor_state, 'g')  -- polygon mode
  -- second point
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- third point
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+26)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- fourth point
  edit.run_after_mouse_release(Editor_state, Editor_state.left+14, Editor_state.top+Drawing_padding_top+16, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_delete_point_from_polygon/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'polygon', 'F - test_delete_point_from_polygon/baseline/mode')
  check_eq(#drawing.shapes[1].vertices, 4, 'F - test_delete_point_from_polygon/baseline/vertices')
  -- hover on a point and delete
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+26)
  edit.run_after_keychord(Editor_state, 'C-d')
  -- just the one point is deleted
  check_eq(drawing.shapes[1].mode, 'polygon', 'F - test_delete_point_from_polygon/shape')
  check_eq(#drawing.shapes[1].vertices, 3, 'F - test_delete_point_from_polygon/vertices')
end
function test_delete_point_from_polygon()
  io.write('\ntest_delete_point_from_polygon')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_keychord(Editor_state, 'g')  -- polygon mode
  -- second point
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- third point
  edit.run_after_mouse_release(Editor_state, Editor_state.left+14, Editor_state.top+Drawing_padding_top+16, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_delete_point_from_polygon/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'polygon', 'F - test_delete_point_from_polygon/baseline/mode')
  check_eq(#drawing.shapes[1].vertices, 3, 'F - test_delete_point_from_polygon/baseline/vertices')
  -- hover on a point and delete
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'C-d')
  -- there's < 3 points left, so the whole polygon is deleted
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_delete_point_from_polygon')
end
function test_undo_name_point()
  io.write('\ntest_undo_name_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- draw a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_undo_name_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_undo_name_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_name_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_undo_name_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_undo_name_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_undo_name_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_undo_name_point/baseline/p2:y')
  check_nil(p2.name, 'F - test_undo_name_point/baseline/p2:name')
  check_eq(#Editor_state.history, 1, 'F - test_undo_name_point/baseline/history:1')
--?   print('a', Editor_state.lines.current_drawing)
  -- enter 'name' mode without moving the mouse
  edit.run_after_keychord(Editor_state, 'C-n')
  edit.run_after_textinput(Editor_state, 'A')
  edit.run_after_keychord(Editor_state, 'return')
  check_eq(p2.name, 'A', 'F - test_undo_name_point/baseline')
  check_eq(#Editor_state.history, 3, 'F - test_undo_name_point/baseline/history:2')
  check_eq(Editor_state.next_history, 4, 'F - test_undo_name_point/baseline/next_history')
--?   print('b', Editor_state.lines.current_drawing)
  -- undo
  edit.run_after_keychord(Editor_state, 'C-z')
  local drawing = Editor_state.lines[1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(Editor_state.next_history, 3, 'F - test_undo_name_point/next_history')
  check_eq(p2.name, '', 'F - test_undo_name_point')  -- not quite what it was before, but close enough
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- undo is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.name, '', 'F - test_undo_name_point/save')
end
function test_undo_move_point()
  io.write('\ntest_undo_move_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_undo_move_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_undo_move_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_move_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_undo_move_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_undo_move_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_undo_move_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_undo_move_point/baseline/p2:y')
  check_nil(p2.name, 'F - test_undo_move_point/baseline/p2:name')
  -- move p2
  edit.run_after_keychord(Editor_state, 'C-u')
  App.mouse_move(Editor_state.left+26, Editor_state.top+Drawing_padding_top+44)
  edit.update(Editor_state, 0.05)
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p2.x, 26, 'F - test_undo_move_point/x')
  check_eq(p2.y, 44, 'F - test_undo_move_point/y')
  -- exit 'move' mode
  edit.run_after_mouse_click(Editor_state, Editor_state.left+26, Editor_state.top+Drawing_padding_top+44, 1)
  check_eq(Editor_state.next_history, 4, 'F - test_undo_move_point/next_history')
  -- undo
  edit.run_after_keychord(Editor_state, 'C-z')
  edit.run_after_keychord(Editor_state, 'C-z')  -- bug: need to undo twice
  local drawing = Editor_state.lines[1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(Editor_state.next_history, 2, 'F - test_undo_move_point/next_history')
  check_eq(p2.x, 35, 'F - test_undo_move_point/x')
  check_eq(p2.y, 36, 'F - test_undo_move_point/y')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- undo is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.x, 35, 'F - test_undo_move_point/save/x')
  check_eq(p2.y, 36, 'F - test_undo_move_point/save/y')
end
function test_undo_delete_point()
  io.write('\ntest_undo_delete_point')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+55, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 2, 'F - test_undo_delete_point/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_delete_point/baseline/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_undo_delete_point/baseline/shape:2')
  -- hover on the common point and delete
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'C-d')
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_undo_delete_point/shape:1')
  check_eq(drawing.shapes[2].mode, 'deleted', 'F - test_undo_delete_point/shape:2')
  -- undo
  edit.run_after_keychord(Editor_state, 'C-z')
  local drawing = Editor_state.lines[1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(Editor_state.next_history, 3, 'F - test_undo_move_point/next_history')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_delete_point/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_undo_delete_point/shape:2')
  -- wait until save
  App.wait_fake_time(3.1)
  edit.update(Editor_state, 0)
  -- undo is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  check_eq(#Editor_state.lines[1].shapes, 2, 'F - test_undo_delete_point/save')
end

File deletion: source_tests.lua, source_tests.lua

BFD:BFD[4.2] → [6.150199:150239]

BFD:BFD[6.150239] → [6.147103:147103]

B:BD[8.2623] → [3.82:118]

∅:D[3.118] → [8.2649:3335]

B:BD[8.945] → [3.45:81]

∅:D[3.81] → [8.971:2623]

B:BD[9.78] → [3.8:44]

∅:D[3.44] → [10.501:598]

  Current_time = Current_time + 0.1
  App.run_after_keychord('C-l')
  -- margins are now adjusted
  check_eq(Editor_state.left, Margin_left, 'F - test_show_log_browser_side_resizes_both_sides_if_cannot_double_window_width/edit:left')
  check_eq(Editor_state.right, App.screen.width/2 - Margin_right, 'F - test_show_log_browser_side_resizes_both_sides_if_cannot_double_window_width/edit:right')
  check_eq(Log_browser_state.left, App.screen.width/2 + Margin_left, 'F - test_show_log_browser_side_resizes_both_sides_if_cannot_double_window_width/log:left')
  check_eq(Log_browser_state.right, App.screen.width - Margin_right, 'F - test_show_log_browser_side_resizes_both_sides_if_cannot_double_window_width/log:right')
end
  Current_time = Current_time + 0.1
  App.run_after_keychord('C-l')
  -- window width is doubled
  check_eq(App.screen.width, 600, 'F - test_show_log_browser_side_doubles_window_width_if_possible/display:width')
  -- left side margins are unchanged
  check_eq(Editor_state.left, Margin_left, 'F - test_show_log_browser_side_doubles_window_width_if_possible/edit:left')
  check_eq(Editor_state.right, old_editor_right, 'F - test_show_log_browser_side_doubles_window_width_if_possible/edit:right')
  -- log browser margins are adjusted
  check_eq(Log_browser_state.left, App.screen.width/2 + Margin_left, 'F - test_show_log_browser_side_doubles_window_width_if_possible/log:left')
  check_eq(Log_browser_state.right, App.screen.width - Margin_right, 'F - test_show_log_browser_side_doubles_window_width_if_possible/log:right')
end
function test_show_log_browser_side_resizes_both_sides_if_cannot_double_window_width()
  io.write('\ntest_show_log_browser_side_resizes_both_sides_if_cannot_double_window_width')
  -- initialize screen dimensions and indicate that it is maximized
  App.screen.init{width=300, height=300}
  Display_width = 300
  -- initialize source app with left side occupying more than half the display
  Current_app = 'source'
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.left = Margin_left
  Editor_state.right = 200
  Text.redraw_all(Editor_state)
  Log_browser_state = edit.initialize_test_state()
  -- log browser has some arbitrary margins
  Log_browser_state.left = 200 + Margin_left
  Log_browser_state.right = 400
  Text.redraw_all(Log_browser_state)
  log_browser.parse(Log_browser_state)
  -- display log browser
  Current_time = Current_time + 0.1
  App.run_after_keychord('C-l')
  check(Show_log_browser_side, 'F - test_show_log_browser_side')

File deletion: source_edit.lua, source_edit.lua

BFD:BFD[4.2] → [6.165725:165764]

BFD:BFD[6.165764] → [6.152440:152440]

B:BD[6.156814] → [3.184:290]

∅:D[3.290] → [6.156921:157151]

B:BD[11.21540] → [3.122:183]

∅:D[3.183] → [6.156690:156814]

    State.next_save = Current_time + 3  -- short enough that you're likely to still remember what you did
  end
end
function edit.quit(State)
  -- make sure to save before quitting
  if State.next_save then
    save_to_disk(State)
  end
end
function edit.mouse_pressed(State, x,y, mouse_button)
  if State.search_term then return end
  if State.next_save and State.next_save < Current_time then
    save_to_disk(State)
    State.next_save = nil
  end
end
function schedule_save(State)
  if State.next_save == nil then

Replacement in source_tests.lua at line 34 [12.147166]
B:BD[7.659] → [7.659:685]
```
  App.wait_fake_time(0.1)
```
[7.659]
[7.685]
```
  Current_time = Current_time + 0.1
```
Replacement in source_tests.lua at line 59 [12.147166]
B:BD[7.1688] → [7.1688:1714]
```
  App.wait_fake_time(0.1)
```
[7.1688]
[7.1714]
```
  Current_time = Current_time + 0.1
```
Replacement in source_tests.lua at line 90 [12.147166]
B:BD[7.3366] → [7.3366:3392]
```
  App.wait_fake_time(0.1)
```
[7.3366]
[7.3392]
```
  Current_time = Current_time + 0.1
```
Replacement in source_edit.lua at line 192 [12.152503]
∅:D[5.20090] → [12.156691:156753]
B:BD[12.156691] → [12.156691:156753]
```
  if State.next_save and State.next_save < App.getTime() then
```
[5.20090]
[12.156753]
```
  if State.next_save and State.next_save < Current_time then
```

Replacement in source_edit.lua at line 200 [12.152503]

B:BD[12.156877] → [12.156877:156984]

    State.next_save = App.getTime() + 3  -- short enough that you're likely to still remember what you did

[12.156877]

[12.156984]

    State.next_save = Current_time + 3  -- short enough that you're likely to still remember what you did

Deletion in main.lua at line 82 [14.2]

B:BD[6.186991] → [6.186991:187113]

BD:BD[6.186991] → [6.186991:187113]

  Last_focus_time = App.getTime()  -- https://love2d.org/forums/viewtopic.php?p=249700
  Last_resize_time = App.getTime()

Resurrecting zombie bytes in main.lua at line 82 [14.2]
B:B[6.187113] → [13.38:42]
BD:B[6.187113] → [13.38:42]
```
end
```

Insertion in main.lua at line 82 [14.2]

[6.186991]

[13.38]

  Current_time = 0
  Last_focus_time = 0  -- https://love2d.org/forums/viewtopic.php?p=249700
  Last_resize_time = 0

Deletion in main.lua at line 120 [14.2]
B:BD[12.187512] → [12.187512:187548]
B:BD[12.187548] → [13.44:44]
```
    Last_focus_time = App.getTime()
```
Resurrecting zombie bytes in main.lua at line 120 [14.2]
B:B[6.188051] → [3.450:485]
BD:B[6.188051] → [3.450:485]
```
    Last_focus_time = Current_time
```
Solving an order conflict in main.lua at line 120 [14.2]
[12.187512]
[3.450]
Replacement in main.lua at line 159 [14.2]
B:BD[12.188248] → [12.188248:188297]
```
  if App.getTime() < Last_focus_time + 0.01 then
```
[12.188248]
[12.188297]
```
  if Current_time < Last_focus_time + 0.01 then
```
Deletion in main.lua at line 161 [14.2]
B:BD[12.188308] → [13.50:50]
B:BD[6.188787] → [3.571:619]
BD:BD[6.188787] → [3.571:619]
```
  if Current_time < Last_focus_time + 0.01 then
```
Solving an order conflict in main.lua at line 161 [14.2]
[12.188308]
[6.188847]
Resurrecting zombie bytes in main.lua at line 196 [14.2]
B:B[15.1512] → [12.189334:189406]
BD:B[15.1512] → [12.189334:189406]
```
  -- ignore events for some time after window in focus (mostly alt-tab)
```
Deletion in main.lua at line 197 [14.2]
B:BD[12.189406] → [13.54:54]
BD:BD[12.189406] → [13.54:54]
Resurrecting zombie bytes in main.lua at line 197 [14.2]
B:B[6.189945] → [3.620:668]
BD:B[6.189945] → [3.620:668]
```
  if Current_time < Last_focus_time + 0.01 then
```
Solving an order conflict in main.lua at line 197 [14.2]
[12.189406]
[3.620]
Resurrecting zombie bytes in main.lua at line 210 [14.2]
B:B[16.3121] → [12.189648:189757]
BD:B[16.3121] → [12.189648:189757]
```
function App.keyreleased(chord, key)
  -- ignore events for some time after window in focus (mostly alt-tab)
```
Deletion in main.lua at line 212 [14.2]
B:BD[12.189757] → [13.58:58]
BD:BD[12.189757] → [13.58:58]
Resurrecting zombie bytes in main.lua at line 212 [14.2]
B:B[6.190296] → [3.669:717]
BD:B[6.190296] → [3.669:717]
```
  if Current_time < Last_focus_time + 0.01 then
```
Solving an order conflict in main.lua at line 212 [14.2]
[12.189757]
[3.669]

Deletion in main.lua at line 264 [14.2]

B:BD[6.186991] → [3.297:414]

BD:BD[6.186991] → [3.297:414]

  Current_time = 0
  Last_focus_time = 0  -- https://love2d.org/forums/viewtopic.php?p=249700
  Last_resize_time = 0

Solving an order conflict in main.lua at line 264 [14.2]
[17.268]

Insertion in edit.lua at line 109 [20.413]

[18.4252]

[19.421]

  if State.next_save and State.next_save < Current_time then

File un-deletion: drawing_tests.lua, drawing_tests.lua
BFD:BF[21.1575] → [21.15:15]
BFD:BF[4.2] → [21.1534:1575]
BFD:BF[4.2] → [21.1534:1575]
Resurrecting zombie bytes in drawing_tests.lua at line 1 [21.15]
B:B[23.937] → [3.897:933]
BD:B[23.937] → [3.897:933]
B:B[23.1001] → [3.934:970]
BD:B[23.1001] → [3.934:970]
B:B[23.1065] → [3.971:1007]
BD:B[23.1065] → [3.971:1007]
B:B[23.1129] → [3.1008:1044]
BD:B[23.1129] → [3.1008:1044]
B:B[23.1193] → [3.1045:1081]
BD:B[23.1193] → [3.1045:1081]
B:B[23.1260] → [3.1082:1118]
BD:B[23.1260] → [3.1082:1118]
B:B[23.1324] → [3.1119:1155]
BD:B[23.1324] → [3.1119:1155]
B:B[23.1388] → [3.1156:1192]
BD:B[23.1388] → [3.1156:1192]
B:B[23.1452] → [3.1193:1229]
BD:B[23.1452] → [3.1193:1229]
```
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
  Current_time = Current_time + 3.1
```

Insertion in drawing_tests.lua at line 1 [21.15]

[21.15]

[3.897]

-- major tests for drawings
-- We minimize assumptions about specific pixels, and try to test at the level
-- of specific shapes. In particular, no tests of freehand drawings.
function test_creating_drawing_saves()
  io.write('\ntest_creating_drawing_saves')
  App.screen.init{width=120, height=60}
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  -- click on button to create drawing
  edit.run_after_mouse_click(Editor_state, 8,Editor_state.top+8, 1)
  -- file not immediately saved
  edit.update(Editor_state, 0.01)
  check_nil(App.filesystem['foo'], 'F - test_creating_drawing_saves/early')
  -- wait until save

Insertion in drawing_tests.lua at line 20 [21.15]

[3.933]

[3.934]

  edit.update(Editor_state, 0)
  -- filesystem contains drawing and an empty line of text
  check_eq(App.filesystem['foo'], '```lines\n```\n\n', 'F - test_creating_drawing_saves')
end
function test_draw_line()
  io.write('\ntest_draw_line')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_line/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_line/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_line/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_line/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_line/baseline/#shapes')
  -- draw a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_line/#shapes')
  check_eq(#drawing.points, 2, 'F - test_draw_line/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_draw_line/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_draw_line/p1:x')
  check_eq(p1.y, 6, 'F - test_draw_line/p1:y')
  check_eq(p2.x, 35, 'F - test_draw_line/p2:x')
  check_eq(p2.y, 36, 'F - test_draw_line/p2:y')
  -- wait until save

Insertion in drawing_tests.lua at line 55 [21.15]

[3.970]

[3.971]

  edit.update(Editor_state, 0)
  -- The format on disk isn't perfectly stable. Table fields can be reordered.
  -- So just reload from disk to verify.
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_line/save/#shapes')
  check_eq(#drawing.points, 2, 'F - test_draw_line/save/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_draw_line/save/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_draw_line/save/p1:x')
  check_eq(p1.y, 6, 'F - test_draw_line/save/p1:y')
  check_eq(p2.x, 35, 'F - test_draw_line/save/p2:x')
  check_eq(p2.y, 36, 'F - test_draw_line/save/p2:y')
end
function test_draw_horizontal_line()
  io.write('\ntest_draw_horizontal_line')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'manhattan'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_horizontal_line/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_horizontal_line/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_horizontal_line/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_horizontal_line/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_horizontal_line/baseline/#shapes')
  -- draw a line that is more horizontal than vertical
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_horizontal_line/#shapes')
  check_eq(#drawing.points, 2, 'F - test_draw_horizontal_line/#points')
  check_eq(drawing.shapes[1].mode, 'manhattan', 'F - test_draw_horizontal_line/shape_mode')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_draw_horizontal_line/p1:x')
  check_eq(p1.y, 6, 'F - test_draw_horizontal_line/p1:y')
  check_eq(p2.x, 35, 'F - test_draw_horizontal_line/p2:x')
  check_eq(p2.y, p1.y, 'F - test_draw_horizontal_line/p2:y')
end
function test_draw_circle()
  io.write('\ntest_draw_circle')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_circle/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_circle/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_circle/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_circle/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_circle/baseline/#shapes')
  -- draw a circle
  App.mouse_move(Editor_state.left+4, Editor_state.top+Drawing_padding_top+4)  -- hover on drawing
  edit.run_after_keychord(Editor_state, 'C-o')
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35+30, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_circle/#shapes')
  check_eq(#drawing.points, 1, 'F - test_draw_circle/#points')
  check_eq(drawing.shapes[1].mode, 'circle', 'F - test_draw_horizontal_line/shape_mode')
  check_eq(drawing.shapes[1].radius, 30, 'F - test_draw_circle/radius')
  local center = drawing.points[drawing.shapes[1].center]
  check_eq(center.x, 35, 'F - test_draw_circle/center:x')
  check_eq(center.y, 36, 'F - test_draw_circle/center:y')
end
function test_cancel_stroke()
  io.write('\ntest_cancel_stroke')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_cancel_stroke/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_cancel_stroke/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_cancel_stroke/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_cancel_stroke/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_cancel_stroke/baseline/#shapes')
  -- start drawing a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  -- cancel
  edit.run_after_keychord(Editor_state, 'escape')
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 0, 'F - test_cancel_stroke/#shapes')
end
function test_keys_do_not_affect_shape_when_mouse_up()
  io.write('\ntest_keys_do_not_affect_shape_when_mouse_up')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- hover over drawing and press 'o' without holding mouse
  App.mouse_move(Editor_state.left+4, Editor_state.top+Drawing_padding_top+4)  -- hover on drawing
  edit.run_after_keychord(Editor_state, 'o')
  -- no change to drawing mode
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_keys_do_not_affect_shape_when_mouse_up/drawing_mode')
  -- no change to text either because we didn't run the textinput event
end
function test_draw_circle_mid_stroke()
  io.write('\ntest_draw_circle_mid_stroke')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_circle_mid_stroke/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_circle_mid_stroke/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_circle_mid_stroke/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_circle_mid_stroke/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_circle_mid_stroke/baseline/#shapes')
  -- draw a circle
  App.mouse_move(Editor_state.left+4, Editor_state.top+Drawing_padding_top+4)  -- hover on drawing
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 'o')
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35+30, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_circle_mid_stroke/#shapes')
  check_eq(#drawing.points, 1, 'F - test_draw_circle_mid_stroke/#points')
  check_eq(drawing.shapes[1].mode, 'circle', 'F - test_draw_horizontal_line/shape_mode')
  check_eq(drawing.shapes[1].radius, 30, 'F - test_draw_circle_mid_stroke/radius')
  local center = drawing.points[drawing.shapes[1].center]
  check_eq(center.x, 35, 'F - test_draw_circle_mid_stroke/center:x')
  check_eq(center.y, 36, 'F - test_draw_circle_mid_stroke/center:y')
end
function test_draw_arc()
  io.write('\ntest_draw_arc')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'circle'
  edit.draw(Editor_state)
  check_eq(#Editor_state.lines, 2, 'F - test_draw_arc/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_arc/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_arc/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_arc/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_arc/baseline/#shapes')
  -- draw an arc
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  App.mouse_move(Editor_state.left+35+30, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'a')  -- arc mode
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35+50, Editor_state.top+Drawing_padding_top+36+50, 1)  -- 45°
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_arc/#shapes')
  check_eq(#drawing.points, 1, 'F - test_draw_arc/#points')
  check_eq(drawing.shapes[1].mode, 'arc', 'F - test_draw_horizontal_line/shape_mode')
  local arc = drawing.shapes[1]
  check_eq(arc.radius, 30, 'F - test_draw_arc/radius')
  local center = drawing.points[arc.center]
  check_eq(center.x, 35, 'F - test_draw_arc/center:x')
  check_eq(center.y, 36, 'F - test_draw_arc/center:y')
  check_eq(arc.start_angle, 0, 'F - test_draw_arc/start:angle')
  check_eq(arc.end_angle, math.pi/4, 'F - test_draw_arc/end:angle')
end
function test_draw_polygon()
  io.write('\ntest_draw_polygon')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_polygon/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_polygon/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_polygon/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_polygon/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_polygon/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_polygon/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_keychord(Editor_state, 'g')  -- polygon mode
  -- second point
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- final point
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_polygon/#shapes')
  check_eq(#drawing.points, 3, 'F - test_draw_polygon/vertices')
  local shape = drawing.shapes[1]
  check_eq(shape.mode, 'polygon', 'F - test_draw_polygon/shape_mode')
  check_eq(#shape.vertices, 3, 'F - test_draw_polygon/vertices')
  local p = drawing.points[shape.vertices[1]]
  check_eq(p.x, 5, 'F - test_draw_polygon/p1:x')
  check_eq(p.y, 6, 'F - test_draw_polygon/p1:y')
  local p = drawing.points[shape.vertices[2]]
  check_eq(p.x, 65, 'F - test_draw_polygon/p2:x')
  check_eq(p.y, 36, 'F - test_draw_polygon/p2:y')
  local p = drawing.points[shape.vertices[3]]
  check_eq(p.x, 35, 'F - test_draw_polygon/p3:x')
  check_eq(p.y, 26, 'F - test_draw_polygon/p3:y')
end
function test_draw_rectangle()
  io.write('\ntest_draw_rectangle')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_rectangle/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_rectangle/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_rectangle/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_rectangle/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_rectangle/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_rectangle/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 'r')  -- rectangle mode
  -- second point/first edge
  App.mouse_move(Editor_state.left+42, Editor_state.top+Drawing_padding_top+45)
  edit.run_after_keychord(Editor_state, 'p')
  -- override second point/first edge
  App.mouse_move(Editor_state.left+75, Editor_state.top+Drawing_padding_top+76)
  edit.run_after_keychord(Editor_state, 'p')
  -- release (decides 'thickness' of rectangle perpendicular to first edge)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+15, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_rectangle/#shapes')
  check_eq(#drawing.points, 5, 'F - test_draw_rectangle/#points')  -- currently includes every point added
  local shape = drawing.shapes[1]
  check_eq(shape.mode, 'rectangle', 'F - test_draw_rectangle/shape_mode')
  check_eq(#shape.vertices, 4, 'F - test_draw_rectangle/vertices')
  local p = drawing.points[shape.vertices[1]]
  check_eq(p.x, 35, 'F - test_draw_rectangle/p1:x')
  check_eq(p.y, 36, 'F - test_draw_rectangle/p1:y')
  local p = drawing.points[shape.vertices[2]]
  check_eq(p.x, 75, 'F - test_draw_rectangle/p2:x')
  check_eq(p.y, 76, 'F - test_draw_rectangle/p2:y')
  local p = drawing.points[shape.vertices[3]]
  check_eq(p.x, 70, 'F - test_draw_rectangle/p3:x')
  check_eq(p.y, 81, 'F - test_draw_rectangle/p3:y')
  local p = drawing.points[shape.vertices[4]]
  check_eq(p.x, 30, 'F - test_draw_rectangle/p4:x')
  check_eq(p.y, 41, 'F - test_draw_rectangle/p4:y')
end
function test_draw_rectangle_intermediate()
  io.write('\ntest_draw_rectangle_intermediate')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_rectangle_intermediate/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_rectangle_intermediate/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_rectangle_intermediate/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_rectangle_intermediate/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_rectangle_intermediate/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_rectangle_intermediate/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 'r')  -- rectangle mode
  -- second point/first edge
  App.mouse_move(Editor_state.left+42, Editor_state.top+Drawing_padding_top+45)
  edit.run_after_keychord(Editor_state, 'p')
  -- override second point/first edge
  App.mouse_move(Editor_state.left+75, Editor_state.top+Drawing_padding_top+76)
  edit.run_after_keychord(Editor_state, 'p')
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.points, 3, 'F - test_draw_rectangle_intermediate/#points')  -- currently includes every point added
  local pending = drawing.pending
  check_eq(pending.mode, 'rectangle', 'F - test_draw_rectangle_intermediate/shape_mode')
  check_eq(#pending.vertices, 2, 'F - test_draw_rectangle_intermediate/vertices')
  local p = drawing.points[pending.vertices[1]]
  check_eq(p.x, 35, 'F - test_draw_rectangle_intermediate/p1:x')
  check_eq(p.y, 36, 'F - test_draw_rectangle_intermediate/p1:y')
  local p = drawing.points[pending.vertices[2]]
  check_eq(p.x, 75, 'F - test_draw_rectangle_intermediate/p2:x')
  check_eq(p.y, 76, 'F - test_draw_rectangle_intermediate/p2:y')
  -- outline of rectangle is drawn based on where the mouse is, but we can't check that so far
end
function test_draw_square()
  io.write('\ntest_draw_square')
  -- display a drawing followed by a line of text (you shouldn't ever have a drawing right at the end)
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  edit.draw(Editor_state)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_draw_square/baseline/drawing_mode')
  check_eq(#Editor_state.lines, 2, 'F - test_draw_square/baseline/#lines')
  check_eq(Editor_state.lines[1].mode, 'drawing', 'F - test_draw_square/baseline/mode')
  check_eq(Editor_state.line_cache[1].starty, Editor_state.top+Drawing_padding_top, 'F - test_draw_square/baseline/y')
  check_eq(Editor_state.lines[1].h, 128, 'F - test_draw_square/baseline/y')
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_draw_square/baseline/#shapes')
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_keychord(Editor_state, 's')  -- square mode
  -- second point/first edge
  App.mouse_move(Editor_state.left+42, Editor_state.top+Drawing_padding_top+45)
  edit.run_after_keychord(Editor_state, 'p')
  -- override second point/first edge
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+66)
  edit.run_after_keychord(Editor_state, 'p')
  -- release (decides which side of first edge to draw square on)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+15, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_draw_square/#shapes')
  check_eq(#drawing.points, 5, 'F - test_draw_square/#points')  -- currently includes every point added
  check_eq(drawing.shapes[1].mode, 'square', 'F - test_draw_square/shape_mode')
  check_eq(#drawing.shapes[1].vertices, 4, 'F - test_draw_square/vertices')
  local p = drawing.points[drawing.shapes[1].vertices[1]]
  check_eq(p.x, 35, 'F - test_draw_square/p1:x')
  check_eq(p.y, 36, 'F - test_draw_square/p1:y')
  local p = drawing.points[drawing.shapes[1].vertices[2]]
  check_eq(p.x, 65, 'F - test_draw_square/p2:x')
  check_eq(p.y, 66, 'F - test_draw_square/p2:y')
  local p = drawing.points[drawing.shapes[1].vertices[3]]
  check_eq(p.x, 35, 'F - test_draw_square/p3:x')
  check_eq(p.y, 96, 'F - test_draw_square/p3:y')
  local p = drawing.points[drawing.shapes[1].vertices[4]]
  check_eq(p.x, 5, 'F - test_draw_square/p4:x')
  check_eq(p.y, 66, 'F - test_draw_square/p4:y')
end
function test_name_point()
  io.write('\ntest_name_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- draw a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_name_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_name_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_name_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_name_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_name_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_name_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_name_point/baseline/p2:y')
  check_nil(p2.name, 'F - test_name_point/baseline/p2:name')
  -- enter 'name' mode without moving the mouse
  edit.run_after_keychord(Editor_state, 'C-n')
  check_eq(Editor_state.current_drawing_mode, 'name', 'F - test_name_point/mode:1')
  edit.run_after_textinput(Editor_state, 'A')
  check_eq(p2.name, 'A', 'F - test_name_point')
  -- still in 'name' mode
  check_eq(Editor_state.current_drawing_mode, 'name', 'F - test_name_point/mode:2')
  -- exit 'name' mode
  edit.run_after_keychord(Editor_state, 'return')
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_name_point/mode:3')
  check_eq(p2.name, 'A', 'F - test_name_point')
  -- wait until save

Insertion in drawing_tests.lua at line 434 [21.15]

[3.1007]

[3.1008]

  edit.update(Editor_state, 0)
  -- change is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.name, 'A', 'F - test_name_point/save')
end
function test_move_point()
  io.write('\ntest_move_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_move_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_move_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_move_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_move_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_move_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_move_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_move_point/baseline/p2:y')
  -- wait until save

Insertion in drawing_tests.lua at line 466 [21.15]

[3.1044]

[3.1045]

  edit.update(Editor_state, 0)
  -- line is saved to disk
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local drawing = Editor_state.lines[1]
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.x, 35, 'F - test_move_point/save/x')
  check_eq(p2.y, 36, 'F - test_move_point/save/y')
  edit.draw(Editor_state)
  -- enter 'move' mode without moving the mouse
  edit.run_after_keychord(Editor_state, 'C-u')
  check_eq(Editor_state.current_drawing_mode, 'move', 'F - test_move_point/mode:1')
  -- point is lifted
  check_eq(drawing.pending.mode, 'move', 'F - test_move_point/mode:2')
  check_eq(drawing.pending.target_point, p2, 'F - test_move_point/target')
  -- move point
  App.mouse_move(Editor_state.left+26, Editor_state.top+Drawing_padding_top+44)
  edit.update(Editor_state, 0.05)
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p2.x, 26, 'F - test_move_point/x')
  check_eq(p2.y, 44, 'F - test_move_point/y')
  -- exit 'move' mode
  edit.run_after_mouse_click(Editor_state, Editor_state.left+26, Editor_state.top+Drawing_padding_top+44, 1)
  check_eq(Editor_state.current_drawing_mode, 'line', 'F - test_move_point/mode:3')
  check_eq(drawing.pending, {}, 'F - test_move_point/pending')
  -- wait until save

Insertion in drawing_tests.lua at line 493 [21.15]

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  edit.update(Editor_state, 0)
  -- change is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.x, 26, 'F - test_move_point/save/x')
  check_eq(p2.y, 44, 'F - test_move_point/save/y')
end
function test_move_point_on_manhattan_line()
  io.write('\ntest_move_point_on_manhattan_line')
  -- create a drawing with a manhattan line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'manhattan'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+46, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_move_point_on_manhattan_line/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_move_point_on_manhattan_line/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'manhattan', 'F - test_move_point_on_manhattan_line/baseline/shape:1')
  edit.draw(Editor_state)
  -- enter 'move' mode
  edit.run_after_keychord(Editor_state, 'C-u')
  check_eq(Editor_state.current_drawing_mode, 'move', 'F - test_move_point_on_manhattan_line/mode:1')
  -- move point
  App.mouse_move(Editor_state.left+26, Editor_state.top+Drawing_padding_top+44)
  edit.update(Editor_state, 0.05)
  -- line is no longer manhattan
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_move_point_on_manhattan_line/baseline/shape:1')
end
function test_delete_lines_at_point()
  io.write('\ntest_delete_lines_at_point')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+55, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 2, 'F - test_delete_lines_at_point/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_delete_lines_at_point/baseline/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_delete_lines_at_point/baseline/shape:2')
  -- hover on the common point and delete
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'C-d')
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_delete_lines_at_point/shape:1')
  check_eq(drawing.shapes[2].mode, 'deleted', 'F - test_delete_lines_at_point/shape:2')
  -- wait for some time

Insertion in drawing_tests.lua at line 554 [21.15]

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[3.1119]

  edit.update(Editor_state, 0)
  -- deleted points disappear after file is reloaded
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  check_eq(#Editor_state.lines[1].shapes, 0, 'F - test_delete_lines_at_point/save')
end
function test_delete_line_under_mouse_pointer()
  io.write('\ntest_delete_line_under_mouse_pointer')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+55, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 2, 'F - test_delete_line_under_mouse_pointer/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_delete_line_under_mouse_pointer/baseline/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_delete_line_under_mouse_pointer/baseline/shape:2')
  -- hover on one of the lines and delete
  App.mouse_move(Editor_state.left+25, Editor_state.top+Drawing_padding_top+26)
  edit.run_after_keychord(Editor_state, 'C-d')
  -- only that line is deleted
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_delete_line_under_mouse_pointer/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_delete_line_under_mouse_pointer/shape:2')
end
function test_delete_point_from_polygon()
  io.write('\ntest_delete_point_from_polygon')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_keychord(Editor_state, 'g')  -- polygon mode
  -- second point
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- third point
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+26)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- fourth point
  edit.run_after_mouse_release(Editor_state, Editor_state.left+14, Editor_state.top+Drawing_padding_top+16, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_delete_point_from_polygon/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'polygon', 'F - test_delete_point_from_polygon/baseline/mode')
  check_eq(#drawing.shapes[1].vertices, 4, 'F - test_delete_point_from_polygon/baseline/vertices')
  -- hover on a point and delete
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+26)
  edit.run_after_keychord(Editor_state, 'C-d')
  -- just the one point is deleted
  check_eq(drawing.shapes[1].mode, 'polygon', 'F - test_delete_point_from_polygon/shape')
  check_eq(#drawing.shapes[1].vertices, 3, 'F - test_delete_point_from_polygon/vertices')
end
function test_delete_point_from_polygon()
  io.write('\ntest_delete_point_from_polygon')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- first point
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_keychord(Editor_state, 'g')  -- polygon mode
  -- second point
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'p')  -- add point
  -- third point
  edit.run_after_mouse_release(Editor_state, Editor_state.left+14, Editor_state.top+Drawing_padding_top+16, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_delete_point_from_polygon/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'polygon', 'F - test_delete_point_from_polygon/baseline/mode')
  check_eq(#drawing.shapes[1].vertices, 3, 'F - test_delete_point_from_polygon/baseline/vertices')
  -- hover on a point and delete
  App.mouse_move(Editor_state.left+65, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'C-d')
  -- there's < 3 points left, so the whole polygon is deleted
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_delete_point_from_polygon')
end
function test_undo_name_point()
  io.write('\ntest_undo_name_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  -- draw a line
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_undo_name_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_undo_name_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_name_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_undo_name_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_undo_name_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_undo_name_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_undo_name_point/baseline/p2:y')
  check_nil(p2.name, 'F - test_undo_name_point/baseline/p2:name')
  check_eq(#Editor_state.history, 1, 'F - test_undo_name_point/baseline/history:1')
--?   print('a', Editor_state.lines.current_drawing)
  -- enter 'name' mode without moving the mouse
  edit.run_after_keychord(Editor_state, 'C-n')
  edit.run_after_textinput(Editor_state, 'A')
  edit.run_after_keychord(Editor_state, 'return')
  check_eq(p2.name, 'A', 'F - test_undo_name_point/baseline')
  check_eq(#Editor_state.history, 3, 'F - test_undo_name_point/baseline/history:2')
  check_eq(Editor_state.next_history, 4, 'F - test_undo_name_point/baseline/next_history')
--?   print('b', Editor_state.lines.current_drawing)
  -- undo
  edit.run_after_keychord(Editor_state, 'C-z')
  local drawing = Editor_state.lines[1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(Editor_state.next_history, 3, 'F - test_undo_name_point/next_history')
  check_eq(p2.name, '', 'F - test_undo_name_point')  -- not quite what it was before, but close enough
  -- wait until save

Insertion in drawing_tests.lua at line 688 [21.15]

[3.1155]

[3.1156]

  edit.update(Editor_state, 0)
  -- undo is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.name, '', 'F - test_undo_name_point/save')
end
function test_undo_move_point()
  io.write('\ntest_undo_move_point')
  -- create a drawing with a line
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 1, 'F - test_undo_move_point/baseline/#shapes')
  check_eq(#drawing.points, 2, 'F - test_undo_move_point/baseline/#points')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_move_point/baseline/shape:1')
  local p1 = drawing.points[drawing.shapes[1].p1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p1.x, 5, 'F - test_undo_move_point/baseline/p1:x')
  check_eq(p1.y, 6, 'F - test_undo_move_point/baseline/p1:y')
  check_eq(p2.x, 35, 'F - test_undo_move_point/baseline/p2:x')
  check_eq(p2.y, 36, 'F - test_undo_move_point/baseline/p2:y')
  check_nil(p2.name, 'F - test_undo_move_point/baseline/p2:name')
  -- move p2
  edit.run_after_keychord(Editor_state, 'C-u')
  App.mouse_move(Editor_state.left+26, Editor_state.top+Drawing_padding_top+44)
  edit.update(Editor_state, 0.05)
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(p2.x, 26, 'F - test_undo_move_point/x')
  check_eq(p2.y, 44, 'F - test_undo_move_point/y')
  -- exit 'move' mode
  edit.run_after_mouse_click(Editor_state, Editor_state.left+26, Editor_state.top+Drawing_padding_top+44, 1)
  check_eq(Editor_state.next_history, 4, 'F - test_undo_move_point/next_history')
  -- undo
  edit.run_after_keychord(Editor_state, 'C-z')
  edit.run_after_keychord(Editor_state, 'C-z')  -- bug: need to undo twice
  local drawing = Editor_state.lines[1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(Editor_state.next_history, 2, 'F - test_undo_move_point/next_history')
  check_eq(p2.x, 35, 'F - test_undo_move_point/x')
  check_eq(p2.y, 36, 'F - test_undo_move_point/y')
  -- wait until save

Insertion in drawing_tests.lua at line 739 [21.15]

[3.1192]

[3.1193]

  edit.update(Editor_state, 0)
  -- undo is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  local p2 = Editor_state.lines[1].points[drawing.shapes[1].p2]
  check_eq(p2.x, 35, 'F - test_undo_move_point/save/x')
  check_eq(p2.y, 36, 'F - test_undo_move_point/save/y')
end
function test_undo_delete_point()
  io.write('\ntest_undo_delete_point')
  -- create a drawing with two lines connected at a point
  App.screen.init{width=Test_margin_left+256, height=300}  -- drawing coordinates 1:1 with pixels
  Editor_state = edit.initialize_test_state()
  Editor_state.filename = 'foo'
  Editor_state.lines = load_array{'```lines', '```', ''}
  Text.redraw_all(Editor_state)
  Editor_state.current_drawing_mode = 'line'
  edit.draw(Editor_state)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+5, Editor_state.top+Drawing_padding_top+6, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_press(Editor_state, Editor_state.left+35, Editor_state.top+Drawing_padding_top+36, 1)
  edit.run_after_mouse_release(Editor_state, Editor_state.left+55, Editor_state.top+Drawing_padding_top+26, 1)
  local drawing = Editor_state.lines[1]
  check_eq(#drawing.shapes, 2, 'F - test_undo_delete_point/baseline/#shapes')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_delete_point/baseline/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_undo_delete_point/baseline/shape:2')
  -- hover on the common point and delete
  App.mouse_move(Editor_state.left+35, Editor_state.top+Drawing_padding_top+36)
  edit.run_after_keychord(Editor_state, 'C-d')
  check_eq(drawing.shapes[1].mode, 'deleted', 'F - test_undo_delete_point/shape:1')
  check_eq(drawing.shapes[2].mode, 'deleted', 'F - test_undo_delete_point/shape:2')
  -- undo
  edit.run_after_keychord(Editor_state, 'C-z')
  local drawing = Editor_state.lines[1]
  local p2 = drawing.points[drawing.shapes[1].p2]
  check_eq(Editor_state.next_history, 3, 'F - test_undo_move_point/next_history')
  check_eq(drawing.shapes[1].mode, 'line', 'F - test_undo_delete_point/shape:1')
  check_eq(drawing.shapes[2].mode, 'line', 'F - test_undo_delete_point/shape:2')
  -- wait until save

Insertion in drawing_tests.lua at line 780 [21.15]

[3.1229]

  edit.update(Editor_state, 0)
  -- undo is saved
  load_from_disk(Editor_state)
  Text.redraw_all(Editor_state)
  check_eq(#Editor_state.lines[1].shapes, 2, 'F - test_undo_delete_point/save')
end

Merge lines.love

Dependencies

In channels

Change contents

File deletion: drawing_tests.lua

File deletion: source_tests.lua, source_tests.lua

File deletion: source_edit.lua, source_edit.lua

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