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LibJS: Add in-tree test for Json parsing of negative zeros

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This mirrors the cases in `built-ins/JSON/parse/text-negative-zero` in
test262
This commit is contained in:
ForLoveOfCats
2022-01-19 11:42:25 -05:00
committed by Linus Groh
parent 1d95fd5443
commit 71ab8fb757
Notes: sideshowbarker 2024-07-17 20:37:18 +09:00 
Author: https://github.com/ForLoveOfCats
Commit: https://github.com/SerenityOS/serenity/commit/71ab8fb757f
Pull-request: https://github.com/SerenityOS/serenity/pull/12004
Reviewed-by: https://github.com/linusg ✅
1 changed files with 8 additions and 0 deletions
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8
Userland/Libraries/LibJS/Tests/builtins/JSON/JSON.parse.js
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@@ -35,3 +35,11 @@ test("syntax errors", () => {
}).toThrow(SyntaxError);
});
});
test("negative zero", () => {
["-0", " \n-0", "-0 \t", "\n\t -0\n ", "-0.0"].forEach(testCase => {
expect(JSON.parse(testCase)).toEqual(-0.0);
});
expect(JSON.parse(-0)).toEqual(0);
});