#!/usr/bin/env python

import os
import sys

if len(sys.argv) == 3 and sys.argv[1] == "--gtest_list_tests":
    if sys.argv[2] != '--gtest_filter=-*DISABLED_*':
        raise ValueError("unexpected argument: %s" % (sys.argv[2]))
    print("""\
FirstTest.
  subTestA
  subTestB
  subTestC
  subTestD
ParameterizedTest/0.
  subTest
ParameterizedTest/1.
  subTest""")
    sys.exit(0)
elif len(sys.argv) != 1:
    # sharding and json output are specified using environment variables
    raise ValueError("unexpected argument: %r" % (' '.join(sys.argv[1:])))

for e in ['GTEST_TOTAL_SHARDS', 'GTEST_SHARD_INDEX', 'GTEST_OUTPUT']:
    if e not in os.environ:
        raise ValueError("missing environment variables: " + e)

if not os.environ['GTEST_OUTPUT'].startswith('json:'):
    raise ValueError("must emit json output: " + os.environ['GTEST_OUTPUT'])

dummy_output = """\
{
"testsuites": [
]
}"""

if os.environ['GTEST_SHARD_INDEX'] == '0':
    print("""\
[----------] 4 test from FirstTest
[ RUN      ] FirstTest.subTestA
[       OK ] FirstTest.subTestA (18 ms)
[ RUN      ] FirstTest.subTestB""", flush=True)
    print('I am about to crash', file=sys.stderr, flush=True)
    exit_code = 1
else:
    json_filename = os.environ['GTEST_OUTPUT'].split(':', 1)[1]
    with open(json_filename, 'w', encoding='utf-8') as f:
        f.write(dummy_output)
    exit_code = 0

sys.exit(exit_code)