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AK: Add unit tests for StringUtils::find_last
This method was added without tests. Add some now to ensure future changes do not break it.
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sideshowbarker
2024-07-17 10:54:57 +09:00
Author: https://github.com/trflynn89 Commit: https://github.com/SerenityOS/serenity/commit/8064c9fc4d Pull-request: https://github.com/SerenityOS/serenity/pull/22562 Reviewed-by: https://github.com/nico ✅
@ -407,6 +407,25 @@ TEST_CASE(find)
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EXPECT_EQ(AK::StringUtils::find(test_string, "78"sv).has_value(), false);
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}
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TEST_CASE(find_last)
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{
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auto test_string = "abcdabc"sv;
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EXPECT_EQ(AK::StringUtils::find_last(test_string, ""sv), 7u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "a"sv), 4u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "b"sv), 5u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "c"sv), 6u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "ab"sv), 4u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "bc"sv), 5u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "abc"sv), 4u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, "abcd"sv), 0u);
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EXPECT_EQ(AK::StringUtils::find_last(test_string, test_string), 0u);
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EXPECT(!AK::StringUtils::find_last(test_string, "1"sv).has_value());
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EXPECT(!AK::StringUtils::find_last(test_string, "e"sv).has_value());
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EXPECT(!AK::StringUtils::find_last(test_string, "abd"sv).has_value());
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}
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TEST_CASE(replace_all_overlapping)
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{
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// Replace only should take into account non-overlapping instances of the
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