Writing test functions, fixtures, and assertions with the pytest framework, each explained with a short example.
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30 basic cards for Python Python. It opens with "In pytest, what must a test function name start with?" and "What should pytest test files be named?". More College and University decks are listed below.
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- In pytest, what must a test function name start with?
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test_- What should pytest test files be named?
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test_*.py or *_test.py- What is the basic syntax for an assertion in pytest?
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assert condition- How do you assert that two values are equal in pytest?
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assert value1 == value2- How do you test that a function raises an exception in pytest?
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with pytest.raises(ExceptionType):- What is a pytest fixture?
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A function that provides test data or setup/teardown logic for tests- What decorator marks a function as a pytest fixture?
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@pytest.fixture- How do you use a fixture in a test function?
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Pass the fixture name as a parameter to the test function- What is the default scope of a pytest fixture?
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function- What does scope='class' mean for a pytest fixture?
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The fixture is created once per test class and reused across all methods in that class- What does scope='module' mean for a pytest fixture?
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The fixture is created once per module and reused across all tests in that module- What does scope='session' mean for a pytest fixture?
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The fixture is created once per test session and reused across all tests- How do you add setup code to a fixture?
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Place code before the yield statement- How do you add cleanup code to a fixture?
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Place code after the yield statement- What is conftest.py in pytest?
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A special file where shared fixtures and configuration for a directory and subdirectories are defined
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