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LibJS: Add String.prototype.indexOf position argument

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davidot 2021-06-27 19:14:11 +02:00 • committed by Linus Groh
parent a4c1666b71
commit 36668893a6
2 changed files with 23 additions and 1 deletions
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15
Userland/Libraries/LibJS/Tests/builtins/String/String.prototype.indexOf.js
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@ -5,4 +5,19 @@ test("basic functionality", () => {
expect(s.indexOf("friends")).toBe(6);
expect(s.indexOf("enemies")).toBe(-1);
expect(s.indexOf("friends", 0)).toBe(6);
expect(s.indexOf("enemies", 0)).toBe(-1);
expect(s.indexOf("friends", 4)).toBe(6);
expect(s.indexOf("friends", 6)).toBe(6);
expect(s.indexOf("friends", 7)).toBe(-1);
expect(s.indexOf("friends", 8)).toBe(-1);
expect(s.indexOf("enemies", 2)).toBe(-1);
expect(s.indexOf("enemies", 7)).toBe(-1);
expect(s.indexOf("e")).toBe(1);
expect(s.indexOf("e", 0)).toBe(1);
expect(s.indexOf("e", 2)).toBe(9);
});