couple of tests for cursor down

[?]

May 23, 2022, 5:56 PM

S5VCAFKYBM35HF3SI4MCAQROWBRUC7YHWJMKWC6GWTTV5PHUCEFAC

Dependencies

[2] U7M4M2F7 bugfix: don't rely on Screen_bottom1 while scrolling
[3] AVQ5MC5D finish uppercasing all globals
[4] Y6FTGOHJ simpler
[5] XX7G2FFJ intermingle freehand line drawings with text
[6] IRV65LZP fold variables for screen dimensions into the app framework
[7] UWNHC4AA redo y computations
[8] 2POFQQLW keep cursor on screen when pressing 'down'
[9] 2RXZ3PGO beginning of a new approach to scroll+wrap
[10] YTSPVDZH first successful pagedown test, first bug found by test
[11] DLQMM265 scroll past first page
[12] 7IKRRESB longer names for indices in long loops
[13] QYIFOHW3 first test!
[14] OTIBCAUJ love2d scaffold
[15] ESETRNLB bugfix: printing the first part of a line at the bottom made it seem non-wrapping
[*] BULPIBEG beginnings of a module for the text editor

Change contents

replacement in text.lua at line 127

[3.1045]→[3.1045:1123](∅→∅)

function test_pagedown_skip_drawings()
print('test_pagedown_skip_drawings')

[3.1045]

[3.1123]

function test_pagedown_skips_drawings()
print('test_pagedown_skips_drawings')
replacement in text.lua at line 135

[2.282]→[3.1336:1423](∅→∅),[3.1336]→[3.1336:1423](∅→∅)

check_eq(Lines[2].mode, 'drawing', 'F - test_pagedown_skip_drawings/baseline/lines')

[2.282]

[3.1423]

check_eq(Lines[2].mode, 'drawing', 'F - test_pagedown_skips_drawings/baseline/lines')
replacement in text.lua at line 148

[3.1765]→[3.1765:1847](∅→∅)

App.screen.check(y, 'abc', 'F - test_pagedown_skip_drawings/baseline/screen:1')

[3.1765]

[3.1847]

App.screen.check(y, 'abc', 'F - test_pagedown_skips_drawings/baseline/screen:1')
replacement in text.lua at line 152

[3.1939]→[2.641:681](∅→∅)

print('test: top:', Screen_top1.line)

[3.1939]

[3.1939]

--? print('test: top:', Screen_top1.line)
replacement in text.lua at line 154

[3.1980]→[3.1980:2053](∅→∅)

App.screen.check(y, 'def', 'F - test_pagedown_skip_drawings/screen:1')

[3.1980]

[3.2148]

App.screen.check(y, 'def', 'F - test_pagedown_skips_drawings/screen:1')
end

function test_down_arrow_moves_cursor()
print('test_down_arrow_moves_cursor')
App.screen.init{width=120, height=60}
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
Line_width = 120
Cursor1 = {line=1, pos=1}
Screen_top1 = {line=1, pos=1}
Screen_bottom1 = {}
Zoom = 1
local screen_top_margin = 15 -- pixels
local line_height = math.floor(15*Zoom) -- pixels
-- initially the first three lines are displayed
App.draw()
local y = screen_top_margin
App.screen.check(y, 'abc', 'F - test_down_arrow_moves_cursor/baseline/screen:1')
y = y + line_height
App.screen.check(y, 'def', 'F - test_down_arrow_moves_cursor/baseline/screen:2')
y = y + line_height
App.screen.check(y, 'ghi', 'F - test_down_arrow_moves_cursor/baseline/screen:3')
-- after hitting the down arrow the screen is unchanged
App.run_after_keychord('down')
y = screen_top_margin
App.screen.check(y, 'abc', 'F - test_down_arrow_moves_cursor/screen:1')
y = y + line_height
App.screen.check(y, 'def', 'F - test_down_arrow_moves_cursor/screen:2')
y = y + line_height
App.screen.check(y, 'ghi', 'F - test_down_arrow_moves_cursor/screen:3')
-- but the cursor moves down by 1 line
check_eq(Cursor1.line, 2, 'F - test_down_arrow_moves_cursor/cursor')
end

function test_down_arrow_scrolls_down_by_one_line()
print('test_down_arrow_scrolls_down_by_one_line')
-- display the first three lines with the cursor on the bottom line
App.screen.init{width=120, height=60}
Lines = load_array{'abc', 'def', 'ghi', 'jkl'}
Line_width = 120
Cursor1 = {line=3, pos=1}
Screen_top1 = {line=1, pos=1}
Screen_bottom1 = {}
Zoom = 1
local screen_top_margin = 15 -- pixels
local line_height = math.floor(15*Zoom) -- pixels
App.draw()
local y = screen_top_margin
App.screen.check(y, 'abc', 'F - test_down_arrow_scrolls_down_by_one_line/baseline/screen:1')
y = y + line_height
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_line/baseline/screen:2')
y = y + line_height
App.screen.check(y, 'ghi', 'F - test_down_arrow_scrolls_down_by_one_line/baseline/screen:3')
-- after hitting the down arrow the screen scrolls down by one line
App.run_after_keychord('down')
y = screen_top_margin
App.screen.check(y, 'def', 'F - test_down_arrow_scrolls_down_by_one_line/screen:1')
y = y + line_height
App.screen.check(y, 'ghi', 'F - test_down_arrow_scrolls_down_by_one_line/screen:2')
y = y + line_height
App.screen.check(y, 'jkl', 'F - test_down_arrow_scrolls_down_by_one_line/screen:3')
replacement in main.lua at line 125

[3.44]→[2.989:1020](∅→∅)

print(y, line_index, line)

[3.44]

[3.2297]

--? print(y, line_index, line)
replacement in main.lua at line 128

[3.404]→[2.1021:1036](∅→∅)

print('a')

[3.404]

[3.9247]

--? print('a')