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https://github.com/RGBCube/serenity
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AK: Make String::{starts,ends}_with(code_point) handle non-ASCII
We currently pass the code point to StringView::{starts,ends}_with, which actually accepts a single char, thus cannot handle non-ASCII code points.
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parent
f61e65a609
commit
f882581e91
3 changed files with 98 additions and 6 deletions
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@ -711,3 +711,85 @@ TEST_CASE(trim)
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EXPECT(result.is_empty());
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}
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}
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TEST_CASE(starts_with)
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{
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EXPECT(String {}.starts_with_bytes({}));
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EXPECT(!String {}.starts_with_bytes(" "sv));
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EXPECT(!String {}.starts_with(0));
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EXPECT("a"_short_string.starts_with_bytes({}));
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EXPECT("a"_short_string.starts_with_bytes("a"sv));
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EXPECT(!"a"_short_string.starts_with_bytes("b"sv));
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EXPECT(!"a"_short_string.starts_with_bytes("ab"sv));
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EXPECT("a"_short_string.starts_with(0x0061));
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EXPECT(!"a"_short_string.starts_with(0x0062));
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EXPECT("abc"_short_string.starts_with_bytes({}));
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EXPECT("abc"_short_string.starts_with_bytes("a"sv));
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EXPECT("abc"_short_string.starts_with_bytes("ab"sv));
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EXPECT("abc"_short_string.starts_with_bytes("abc"sv));
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EXPECT(!"abc"_short_string.starts_with_bytes("b"sv));
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EXPECT(!"abc"_short_string.starts_with_bytes("bc"sv));
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EXPECT("abc"_short_string.starts_with(0x0061));
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EXPECT(!"abc"_short_string.starts_with(0x0062));
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EXPECT(!"abc"_short_string.starts_with(0x0063));
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auto emoji = MUST("😀🙃"_string);
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EXPECT(emoji.starts_with_bytes("\xF0"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F\x98"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F\x98\x80"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F\x98\x80\xF0"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F\x98\x80\xF0\x9F"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F\x98\x80\xF0\x9F\x99"sv));
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EXPECT(emoji.starts_with_bytes("\xF0\x9F\x98\x80\xF0\x9F\x99\x83"sv));
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EXPECT(!emoji.starts_with_bytes("a"sv));
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EXPECT(!emoji.starts_with_bytes("🙃"sv));
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EXPECT(emoji.starts_with(0x1F600));
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EXPECT(!emoji.starts_with(0x1F643));
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}
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TEST_CASE(ends_with)
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{
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EXPECT(String {}.ends_with_bytes({}));
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EXPECT(!String {}.ends_with_bytes(" "sv));
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EXPECT(!String {}.ends_with(0));
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EXPECT("a"_short_string.ends_with_bytes({}));
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EXPECT("a"_short_string.ends_with_bytes("a"sv));
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EXPECT(!"a"_short_string.ends_with_bytes("b"sv));
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EXPECT(!"a"_short_string.ends_with_bytes("ba"sv));
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EXPECT("a"_short_string.ends_with(0x0061));
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EXPECT(!"a"_short_string.ends_with(0x0062));
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EXPECT("abc"_short_string.ends_with_bytes({}));
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EXPECT("abc"_short_string.ends_with_bytes("c"sv));
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EXPECT("abc"_short_string.ends_with_bytes("bc"sv));
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EXPECT("abc"_short_string.ends_with_bytes("abc"sv));
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EXPECT(!"abc"_short_string.ends_with_bytes("b"sv));
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EXPECT(!"abc"_short_string.ends_with_bytes("ab"sv));
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EXPECT("abc"_short_string.ends_with(0x0063));
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EXPECT(!"abc"_short_string.ends_with(0x0062));
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EXPECT(!"abc"_short_string.ends_with(0x0061));
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auto emoji = MUST("😀🙃"_string);
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EXPECT(emoji.ends_with_bytes("\x83"sv));
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EXPECT(emoji.ends_with_bytes("\x99\x83"sv));
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EXPECT(emoji.ends_with_bytes("\x9F\x99\x83"sv));
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EXPECT(emoji.ends_with_bytes("\xF0\x9F\x99\x83"sv));
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EXPECT(emoji.ends_with_bytes("\x80\xF0\x9F\x99\x83"sv));
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EXPECT(emoji.ends_with_bytes("\x98\x80\xF0\x9F\x99\x83"sv));
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EXPECT(emoji.ends_with_bytes("\x9F\x98\x80\xF0\x9F\x99\x83"sv));
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EXPECT(emoji.ends_with_bytes("\xF0\x9F\x98\x80\xF0\x9F\x99\x83"sv));
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EXPECT(!emoji.ends_with_bytes("a"sv));
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EXPECT(!emoji.ends_with_bytes("😀"sv));
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EXPECT(emoji.ends_with(0x1F643));
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EXPECT(!emoji.ends_with(0x1F600));
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}
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