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Diffstat (limited to 'Lib/test/test_unicode.py')
| -rw-r--r-- | Lib/test/test_unicode.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/Lib/test/test_unicode.py b/Lib/test/test_unicode.py index 870853e189..14d3fa6269 100644 --- a/Lib/test/test_unicode.py +++ b/Lib/test/test_unicode.py @@ -275,6 +275,12 @@ class UnicodeTest(string_tests.CommonTest, self.checkequalnofix('one@two!three!', 'one!two!three!', 'replace', '!', '@', 1) self.assertRaises(TypeError, 'replace'.replace, "r", 42) + @support.cpython_only + def test_replace_id(self): + a = 'a' # single ascii letters are singletons + text = 'abc' + self.assertIs(text.replace('a', 'a'), text) + def test_bytes_comparison(self): with support.check_warnings(): warnings.simplefilter('ignore', BytesWarning) |