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AK: Add unit tests for StringUtils::find_last

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This method was added without tests. Add some now to ensure future
changes do not break it.
This commit is contained in:
Timothy Flynn 2024-01-03 16:47:48 -05:00 • committed by Tim Flynn
parent 9cab4958e6
commit 8064c9fc4d
1 changed files with 19 additions and 0 deletions
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19
Tests/AK/TestStringUtils.cpp
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@ -407,6 +407,25 @@ TEST_CASE(find)
EXPECT_EQ(AK::StringUtils::find(test_string, "78"sv).has_value(), false); EXPECT_EQ(AK::StringUtils::find(test_string, "78"sv).has_value(), false);
} }
TEST_CASE(find_last)
{
auto test_string = "abcdabc"sv;
EXPECT_EQ(AK::StringUtils::find_last(test_string, ""sv), 7u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "a"sv), 4u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "b"sv), 5u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "c"sv), 6u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "ab"sv), 4u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "bc"sv), 5u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "abc"sv), 4u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, "abcd"sv), 0u);
EXPECT_EQ(AK::StringUtils::find_last(test_string, test_string), 0u);
EXPECT(!AK::StringUtils::find_last(test_string, "1"sv).has_value());
EXPECT(!AK::StringUtils::find_last(test_string, "e"sv).has_value());
EXPECT(!AK::StringUtils::find_last(test_string, "abd"sv).has_value());
}
TEST_CASE(replace_all_overlapping) TEST_CASE(replace_all_overlapping)
{ {
// Replace only should take into account non-overlapping instances of the // Replace only should take into account non-overlapping instances of the