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| author | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2024-01-13 18:21:34 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2024-01-13 18:21:34 (GMT) |
| commit | e08179216bb0481d7a58800bc8bac63cc97952a8 (patch) | |
| tree | a536d6fe42085a31ad170cc1ce4a6dbd4f87a686 /Lib/test | |
| parent | 94b1d1fa38ada8cf7d196184a04a195c152eed75 (diff) | |
| download | cpython-e08179216bb0481d7a58800bc8bac63cc97952a8.zip cpython-e08179216bb0481d7a58800bc8bac63cc97952a8.tar.gz cpython-e08179216bb0481d7a58800bc8bac63cc97952a8.tar.bz2 | |
[3.12] gh-114014: Update `fractions.Fraction()`'s rational parsing regex (GH-114015) (#114023)
Fix a bug in the regex used for parsing a string input to the `fractions.Fraction` constructor. That bug led to an inconsistent exception message being given for some inputs.
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(cherry picked from commit dd56b5748317c3d504d6a9660d9207620c547f5c)
Co-authored-by: Crowthebird <78076854+thatbirdguythatuknownot@users.noreply.github.com>
Co-authored-by: blurb-it[bot] <43283697+blurb-it[bot]@users.noreply.github.com>
Co-authored-by: Mark Dickinson <dickinsm@gmail.com>
Co-authored-by: Adam Turner <9087854+AA-Turner@users.noreply.github.com>
Diffstat (limited to 'Lib/test')
| -rw-r--r-- | Lib/test/test_fractions.py | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/Lib/test/test_fractions.py b/Lib/test/test_fractions.py index 4f4ea7c..1e97d5c 100644 --- a/Lib/test/test_fractions.py +++ b/Lib/test/test_fractions.py @@ -261,6 +261,30 @@ class FractionTest(unittest.TestCase): self.assertRaisesMessage( ValueError, "Invalid literal for Fraction: '1.1e+1__1'", F, "1.1e+1__1") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '123.dd'", + F, "123.dd") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '123.5_dd'", + F, "123.5_dd") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: 'dd.5'", + F, "dd.5") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '7_dd'", + F, "7_dd") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '1/dd'", + F, "1/dd") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '1/123_dd'", + F, "1/123_dd") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '789edd'", + F, "789edd") + self.assertRaisesMessage( + ValueError, "Invalid literal for Fraction: '789e2_dd'", + F, "789e2_dd") # Test catastrophic backtracking. val = "9"*50 + "_" self.assertRaisesMessage( |