65 lines
2.2 KiB
Python
65 lines
2.2 KiB
Python
"""Integration tests for ContextAwareInterface."""
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from __future__ import annotations
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import pytest
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from python_repositories.interfaces.context_aware_interface import ContextAwareInterface
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def test_instantiation_fails_when_enter_not_implemented() -> None:
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"""Test that instantiation fails if __enter__ is not implemented."""
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class Incomplete(ContextAwareInterface):
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"""A class that does not implement __enter__."""
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def __exit__(
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self, exc_type: type | None, exc_val: object | None, exc_tb: object | None
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) -> None:
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pass
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with pytest.raises(TypeError):
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_ = Incomplete() # type: ignore
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def test_instantiation_fails_when_exit_not_implemented() -> None:
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"""Test that instantiation fails if __exit__ is not implemented."""
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class Incomplete(ContextAwareInterface):
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"""A class that does not implement __exit__."""
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def __enter__(self) -> Incomplete:
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return self
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with pytest.raises(TypeError):
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_ = Incomplete() # type: ignore
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def test_enter_raises_not_implemented_if_not_overwritten() -> None:
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"""Test that __enter__ raises NotImplementedError if not implemented."""
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class Incomplete(ContextAwareInterface):
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"""A class that does not implement __enter__."""
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def __enter__(self) -> Incomplete:
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super().__enter__() # type: ignore
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return self
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def __exit__(
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self, exc_type: type | None, exc_val: object | None, exc_tb: object | None
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) -> None:
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pass
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instance = Incomplete()
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with pytest.raises(NotImplementedError):
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instance.__enter__()
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def test_exit_raises_not_implemented_if_not_overwritten() -> None:
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"""Test that __exit__ raises NotImplementedError if not implemented."""
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class Incomplete(ContextAwareInterface):
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"""A class that does not implement __exit__."""
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def __enter__(self) -> ContextAwareInterface:
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return self
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def __exit__(
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self, exc_type: type | None, exc_val: object | None, exc_tb: object | None
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) -> None:
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super().__exit__(exc_type, exc_val, exc_tb) # type: ignore
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instance = Incomplete()
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with pytest.raises(NotImplementedError):
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instance.__exit__(None, None, None)
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