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47 lines
2.8 KiB
Python
47 lines
2.8 KiB
Python
from solidlsp.ls_config import FilenameMatcher
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class TestFilenameMatcherCaseSensitivity:
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"""Regression tests for FilenameMatcher case-sensitivity handling.
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``is_relevant_filename`` and ``string_contains_relevant_filename`` must apply the same
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case-folding rule: fold to lower case only when ``case_sensitive=False``. A previously inverted
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check in ``string_contains_relevant_filename`` folded the input when ``case_sensitive=True``
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(and left it unfolded when ``case_sensitive=False``), so both modes could mismatch.
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"""
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def test_case_insensitive_matches_uppercase_input(self) -> None:
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matcher = FilenameMatcher(".py", ".pyi", case_sensitive=False)
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# Uppercase / mixed-case input must match a lower-case extension when case-insensitive.
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assert matcher.is_relevant_filename("FOO.PY")
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assert matcher.is_relevant_filename("Foo.PyI")
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assert matcher.string_contains_relevant_filename("opened FOO.PY for editing")
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assert matcher.string_contains_relevant_filename("see Foo.PyI:10")
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def test_case_sensitive_respects_extension_case(self) -> None:
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# R uses case-significant extensions: .R and .r are distinct.
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matcher = FilenameMatcher(".R", case_sensitive=True)
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assert matcher.is_relevant_filename("script.R")
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assert not matcher.is_relevant_filename("script.r")
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# The same must hold for the substring variant (previously inverted).
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assert matcher.string_contains_relevant_filename("edited script.R just now")
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assert not matcher.string_contains_relevant_filename("edited script.r just now")
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def test_two_methods_agree_on_case_folding(self) -> None:
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"""The two matcher methods must never disagree on a filename that ends the string."""
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for case_sensitive in (True, False):
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for extensions in ((".py",), (".R", ".Rmd"), (".ts", ".tsx")):
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matcher = FilenameMatcher(*extensions, case_sensitive=case_sensitive)
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for candidate in ("main.py", "Main.PY", "app.R", "app.r", "x.ts", "X.TSX"):
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assert matcher.is_relevant_filename(candidate) == matcher.string_contains_relevant_filename(candidate), (
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f"disagreement for {candidate!r} with extensions={extensions} case_sensitive={case_sensitive}"
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)
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def test_string_contains_requires_complete_extension(self) -> None:
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"""A registered extension must be a *complete* extension, not a prefix of a longer word."""
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matcher = FilenameMatcher(".py", case_sensitive=False)
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assert matcher.string_contains_relevant_filename("run main.py now")
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assert matcher.string_contains_relevant_filename("main.py")
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# ".py" embedded in ".python" is not a complete extension occurrence.
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assert not matcher.string_contains_relevant_filename("file.python")
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