157 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Python
		
	
	
	
			
		
		
	
	
			157 lines
		
	
	
		
			4.3 KiB
		
	
	
	
		
			Python
		
	
	
	
import pytest
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@pytest.fixture
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def stepwise_testdir(testdir):
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    # Rather than having to modify our testfile between tests, we introduce
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    # a flag for wether or not the second test should fail.
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    testdir.makeconftest(
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        """
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def pytest_addoption(parser):
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    group = parser.getgroup('general')
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    group.addoption('--fail', action='store_true', dest='fail')
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    group.addoption('--fail-last', action='store_true', dest='fail_last')
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"""
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    )
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    # Create a simple test suite.
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    testdir.makepyfile(
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        test_a="""
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def test_success_before_fail():
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    assert 1
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def test_fail_on_flag(request):
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    assert not request.config.getvalue('fail')
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def test_success_after_fail():
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    assert 1
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def test_fail_last_on_flag(request):
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    assert not request.config.getvalue('fail_last')
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def test_success_after_last_fail():
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    assert 1
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"""
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    )
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    testdir.makepyfile(
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        test_b="""
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def test_success():
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    assert 1
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"""
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    )
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    # customize cache directory so we don't use the tox's cache directory, which makes tests in this module flaky
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    testdir.makeini(
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        """
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        [pytest]
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        cache_dir = .cache
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    """
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    )
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    return testdir
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@pytest.fixture
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def error_testdir(testdir):
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    testdir.makepyfile(
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        test_a="""
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def test_error(nonexisting_fixture):
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    assert 1
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def test_success_after_fail():
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    assert 1
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"""
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    )
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    return testdir
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@pytest.fixture
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def broken_testdir(testdir):
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    testdir.makepyfile(
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        working_testfile="def test_proper(): assert 1", broken_testfile="foobar"
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    )
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    return testdir
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def test_run_without_stepwise(stepwise_testdir):
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    result = stepwise_testdir.runpytest("-v", "--strict", "--fail")
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    result.stdout.fnmatch_lines(["*test_success_before_fail PASSED*"])
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    result.stdout.fnmatch_lines(["*test_fail_on_flag FAILED*"])
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    result.stdout.fnmatch_lines(["*test_success_after_fail PASSED*"])
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def test_fail_and_continue_with_stepwise(stepwise_testdir):
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    # Run the tests with a failing second test.
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    result = stepwise_testdir.runpytest("-v", "--strict", "--stepwise", "--fail")
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    assert not result.stderr.str()
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    stdout = result.stdout.str()
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    # Make sure we stop after first failing test.
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    assert "test_success_before_fail PASSED" in stdout
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    assert "test_fail_on_flag FAILED" in stdout
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    assert "test_success_after_fail" not in stdout
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    # "Fix" the test that failed in the last run and run it again.
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    result = stepwise_testdir.runpytest("-v", "--strict", "--stepwise")
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    assert not result.stderr.str()
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    stdout = result.stdout.str()
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    # Make sure the latest failing test runs and then continues.
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    assert "test_success_before_fail" not in stdout
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    assert "test_fail_on_flag PASSED" in stdout
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    assert "test_success_after_fail PASSED" in stdout
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def test_run_with_skip_option(stepwise_testdir):
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    result = stepwise_testdir.runpytest(
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        "-v", "--strict", "--stepwise", "--stepwise-skip", "--fail", "--fail-last"
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    )
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    assert not result.stderr.str()
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    stdout = result.stdout.str()
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    # Make sure first fail is ignore and second fail stops the test run.
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    assert "test_fail_on_flag FAILED" in stdout
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    assert "test_success_after_fail PASSED" in stdout
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    assert "test_fail_last_on_flag FAILED" in stdout
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    assert "test_success_after_last_fail" not in stdout
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def test_fail_on_errors(error_testdir):
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    result = error_testdir.runpytest("-v", "--strict", "--stepwise")
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    assert not result.stderr.str()
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    stdout = result.stdout.str()
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    assert "test_error ERROR" in stdout
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    assert "test_success_after_fail" not in stdout
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def test_change_testfile(stepwise_testdir):
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    result = stepwise_testdir.runpytest(
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        "-v", "--strict", "--stepwise", "--fail", "test_a.py"
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    )
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    assert not result.stderr.str()
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    stdout = result.stdout.str()
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    assert "test_fail_on_flag FAILED" in stdout
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    # Make sure the second test run starts from the beginning, since the
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    # test to continue from does not exist in testfile_b.
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    result = stepwise_testdir.runpytest("-v", "--strict", "--stepwise", "test_b.py")
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    assert not result.stderr.str()
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    stdout = result.stdout.str()
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    assert "test_success PASSED" in stdout
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def test_stop_on_collection_errors(broken_testdir):
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    result = broken_testdir.runpytest(
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        "-v", "--strict", "--stepwise", "working_testfile.py", "broken_testfile.py"
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    )
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    stdout = result.stdout.str()
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    assert "errors during collection" in stdout
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