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import pytest
def test_thread_index_single_thread(pytester: pytest.Pytester) -> None:
pytester.makepyfile("""
def test_thread_index(thread_index):
assert thread_index == 0
""")
result = pytester.runpytest("--parallel-threads=1", "-v")
result.stdout.fnmatch_lines(
[
"*::test_thread_index PASSED*",
]
)
def test_thread_index_num_parallel_threads(pytester: pytest.Pytester) -> None:
pytester.makepyfile("""
def test_thread_index(thread_index, num_parallel_threads):
assert thread_index < num_parallel_threads
""")
result = pytester.runpytest("--parallel-threads=auto", "-v")
result.stdout.fnmatch_lines(
[
"*::test_thread_index PARALLEL PASSED*",
]
)
def test_thread_index_changes_between_tests(pytester: pytest.Pytester) -> None:
# thread_comp is checking if the thread_indexes are equal between threads.
# should fail since thread_indexes should not match.
# test can be improved, since this cannot check if every thread has a
# different thread_index
pytester.makepyfile("""
def test_thread_index(thread_index, thread_comp):
thread_comp(thread_index=thread_index)
""")
result = pytester.runpytest("--parallel-threads=auto", "-v")
result.stdout.fnmatch_lines(
[
"*::test_thread_index PARALLEL FAILED*",
]
)
def test_iteration_index_single_iteration(pytester: pytest.Pytester) -> None:
pytester.makepyfile("""
def test_iteration_index(iteration_index):
assert iteration_index == 0
""")
result = pytester.runpytest("--parallel-threads=auto", "--iterations=1", "-v")
result.stdout.fnmatch_lines(
[
"*::test_iteration_index PARALLEL PASSED*",
]
)
def test_iteration_index_multi_iteration(pytester: pytest.Pytester) -> None:
pytester.makepyfile("""
def test_iteration_index(iteration_index, num_iterations):
assert iteration_index < num_iterations
""")
result = pytester.runpytest("--parallel-threads=1", "--iterations=3", "-v")
result.stdout.fnmatch_lines(
[
"*::test_iteration_index PASSED*",
]
)
def test_iteration_index_multi_iteration_mutli_thread(
pytester: pytest.Pytester,
) -> None:
pytester.makepyfile("""
def test_iteration_index(iteration_index, num_iterations):
assert iteration_index < num_iterations
""")
result = pytester.runpytest("--parallel-threads=auto", "--iterations=3", "-v")
result.stdout.fnmatch_lines(
[
"*::test_iteration_index PARALLEL PASSED*",
]
)
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