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AK: Add String::join

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This commit is contained in:
Timothy Flynn 2023-01-27 14:06:05 -05:00 • committed by Linus Groh
parent 79aaa2fe0f
commit cccaa94767
3 changed files with 33 additions and 1 deletions
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24
Tests/AK/TestString.cpp
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@ -471,3 +471,27 @@ TEST_CASE(repeated)
return Test::Crash::Failure::DidNotCrash;
});
}
TEST_CASE(join)
{
auto string1 = MUST(String::join(',', Vector<i32> {}));
EXPECT(string1.is_empty());
auto string2 = MUST(String::join(',', Array { 1 }));
EXPECT_EQ(string2, "1"sv);
auto string3 = MUST(String::join(':', Array { 1 }, "[{}]"sv));
EXPECT_EQ(string3, "[1]"sv);
auto string4 = MUST(String::join(',', Array { 1, 2, 3 }));
EXPECT_EQ(string4, "1,2,3"sv);
auto string5 = MUST(String::join(',', Array { 1, 2, 3 }, "[{}]"sv));
EXPECT_EQ(string5, "[1],[2],[3]"sv);
auto string6 = MUST(String::join(String::from_utf8_short_string("!!!"sv), Array { "foo"sv, "bar"sv, "baz"sv }));
EXPECT_EQ(string6, "foo!!!bar!!!baz"sv);
auto string7 = MUST(String::join(" - "sv, Array { 1, 16, 256, 4096 }, "[{:#04x}]"sv));
EXPECT_EQ(string7, "[0x0001] - [0x0010] - [0x0100] - [0x1000]"sv);
}