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How to use test_when_step_validation_error method in pytest-bdd

Best Python code snippet using pytest-bdd_python

test_steps.py

Source:test_steps.py

...99        @when('foo')100        def foo():101            return 'foo'102        @scenario('test.feature', 'When step validation error happens')103        def test_when_step_validation_error():104            pass105    """)106    reprec = testdir.inline_run("-k test_when_fails")107    assert reprec.ret == 1108    calls = reprec.getcalls("pytest_bdd_before_scenario")109    assert calls[0].request110    calls = reprec.getcalls("pytest_bdd_after_scenario")111    assert calls[0].request112    calls = reprec.getcalls("pytest_bdd_before_step")113    assert calls[0].request114    calls = reprec.getcalls("pytest_bdd_before_step_call")115    assert calls[0].request116    calls = reprec.getcalls("pytest_bdd_after_step")117    assert calls[0].request118    calls = reprec.getcalls("pytest_bdd_step_error")119    assert calls[0].request120    reprec = testdir.inline_run("-k test_when_not_found")121    assert reprec.ret == 1122    calls = reprec.getcalls("pytest_bdd_step_func_lookup_error")123    assert calls[0].request124    reprec = testdir.inline_run("-k test_when_step_validation_error")125    assert reprec.ret == 1126    reprec = testdir.inline_run("-k test_when_dependency_fails", '-vv')127    assert reprec.ret == 1128    calls = reprec.getcalls("pytest_bdd_before_step")129    assert len(calls) == 2130    calls = reprec.getcalls("pytest_bdd_before_step_call")131    assert len(calls) == 1132    calls = reprec.getcalls("pytest_bdd_step_error")133    assert calls[0].request134def test_step_trace(testdir):135    """Test step trace."""136    testdir.makefile('.feature', test="""137    Scenario: When step has failure138        Given I have a bar139        When it fails140    Scenario: When step is not found141        Given not found142    Scenario: When step validation error happens143        Given foo144        And foo145    """)146    testdir.makepyfile("""147        import pytest148        from pytest_bdd import given, when, scenario149        @given('I have a bar')150        def i_have_bar():151            return 'bar'152        @when('it fails')153        def when_it_fails():154            raise Exception('when fails')155        @scenario('test.feature', 'When step has failure')156        def test_when_fails_inline():157            pass158        @scenario('test.feature', 'When step has failure')159        def test_when_fails_decorated():160            pass161        @scenario('test.feature', 'When step is not found')162        def test_when_not_found():163            pass164        @when('foo')165        def foo():166            return 'foo'167        @scenario('test.feature', 'When step validation error happens')168        def test_when_step_validation_error():169            pass170    """)171    result = testdir.runpytest('-k test_when_fails_inline', '-vv')172    assert result.ret == 1173    result.stdout.fnmatch_lines(['*test_when_fails_inline FAILED'])174    assert 'INTERNALERROR' not in result.stdout.str()175    result = testdir.runpytest('-k test_when_fails_decorated', '-vv')176    assert result.ret == 1177    result.stdout.fnmatch_lines(['*test_when_fails_decorated FAILED'])178    assert 'INTERNALERROR' not in result.stdout.str()179    result = testdir.runpytest('-k test_when_not_found', '-vv')180    assert result.ret == 1181    result.stdout.fnmatch_lines(['*test_when_not_found FAILED'])182    assert 'INTERNALERROR' not in result.stdout.str()...

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