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MAINT Clean-up utils.__init__: move tests into corresponding test files #28842

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merged 2 commits into from Apr 30, 2024

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Follow-up on the PRs cleaning-up utils.__init__. In the first PRs I made, I just moved the functions outside of init, leaving the tests of these functions into test_utils.

@jeremiedbb jeremiedbb added No Changelog Needed Quick Review For PRs that are quick to review labels Apr 15, 2024
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github-actions bot commented Apr 15, 2024

✔️ Linting Passed

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Generated for commit: 40e630c. Link to the linter CI: here

Comment on lines -37 to -74
def test_deprecated():
# Test whether the deprecated decorator issues appropriate warnings
# Copied almost verbatim from https://docs.python.org/library/warnings.html

# First a function...
with warnings.catch_warnings(record=True) as w:
warnings.simplefilter("always")

@deprecated()
def ham():
return "spam"

spam = ham()

assert spam == "spam" # function must remain usable

assert len(w) == 1
assert issubclass(w[0].category, FutureWarning)
assert "deprecated" in str(w[0].message).lower()

# ... then a class.
with warnings.catch_warnings(record=True) as w:
warnings.simplefilter("always")

@deprecated("don't use this")
class Ham:
SPAM = 1

ham = Ham()

assert hasattr(ham, "SPAM")

assert len(w) == 1
assert issubclass(w[0].category, FutureWarning)
assert "deprecated" in str(w[0].message).lower()
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This one I just removed it because it's redundant and strickly less exhaustive than the test_deprecated function already in test_deprecation.py.

@glemaitre glemaitre merged commit f61dd6c into scikit-learn:main Apr 30, 2024
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3 participants