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gh-94808: Improve coverage of unicode_find and unicode_rfind (GH-98648)

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(cherry picked from commit b1783bc124)

Co-authored-by: Nikita Sobolev <mail@sobolevn.me>
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Miss Islington (bot) 2022-10-25 17:04:01 -07:00 • committed by GitHub
parent fa95b69856
commit 18b788c63a
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1 changed files with 27 additions and 0 deletions
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27
Lib/test/test_unicode.py
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@ -257,6 +257,20 @@ class UnicodeTest(string_tests.CommonTest,
self.checkequalnofix(9, 'abcdefghiabc', 'find', 'abc', 1)
self.checkequalnofix(-1, 'abcdefghiabc', 'find', 'def', 4)
# test utf-8 non-ascii char
self.checkequal(0, 'тест', 'find', 'т')
self.checkequal(3, 'тест', 'find', 'т', 1)
self.checkequal(-1, 'тест', 'find', 'т', 1, 3)
self.checkequal(-1, 'тест', 'find', 'e') # english `e`
# test utf-8 non-ascii slice
self.checkequal(1, 'тест тест', 'find', 'ес')
self.checkequal(1, 'тест тест', 'find', 'ес', 1)
self.checkequal(1, 'тест тест', 'find', 'ес', 1, 3)
self.checkequal(6, 'тест тест', 'find', 'ес', 2)
self.checkequal(-1, 'тест тест', 'find', 'ес', 6, 7)
self.checkequal(-1, 'тест тест', 'find', 'ес', 7)
self.checkequal(-1, 'тест тест', 'find', 'ec') # english `ec`
self.assertRaises(TypeError, 'hello'.find)
self.assertRaises(TypeError, 'hello'.find, 42)
# test mixed kinds
@ -287,6 +301,19 @@ class UnicodeTest(string_tests.CommonTest,
self.checkequalnofix(9, 'abcdefghiabc', 'rfind', 'abc')
self.checkequalnofix(12, 'abcdefghiabc', 'rfind', '')
self.checkequalnofix(12, 'abcdefghiabc', 'rfind', '')
# test utf-8 non-ascii char
self.checkequal(1, 'тест', 'rfind', 'е')
self.checkequal(1, 'тест', 'rfind', 'е', 1)
self.checkequal(-1, 'тест', 'rfind', 'е', 2)
self.checkequal(-1, 'тест', 'rfind', 'e') # english `e`
# test utf-8 non-ascii slice
self.checkequal(6, 'тест тест', 'rfind', 'ес')
self.checkequal(6, 'тест тест', 'rfind', 'ес', 1)
self.checkequal(1, 'тест тест', 'rfind', 'ес', 1, 3)
self.checkequal(6, 'тест тест', 'rfind', 'ес', 2)
self.checkequal(-1, 'тест тест', 'rfind', 'ес', 6, 7)
self.checkequal(-1, 'тест тест', 'rfind', 'ес', 7)
self.checkequal(-1, 'тест тест', 'rfind', 'ec') # english `ec`
# test mixed kinds
self.checkequal(0, 'a' + '\u0102' * 100, 'rfind', 'a')
self.checkequal(0, 'a' + '\U00100304' * 100, 'rfind', 'a')