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Libraries: Move to Userland/Libraries/

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This commit is contained in:
Andreas Kling 2021-01-12 12:17:30 +01:00
parent dc28c07fa5
commit 13d7c09125
Notes: sideshowbarker 2024-07-18 23:53:55 +09:00
1857 changed files with 266 additions and 274 deletions
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37
Libraries/LibJS/Tests/builtins/Array/array-length-setter.js
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@ -1,37 +0,0 @@
describe("errors", () => {
test("invalid array length value", () => {
var a = [1, 2, 3];
[undefined, "foo", -1, Infinity, -Infinity, NaN].forEach(value => {
expect(() => {
a.length = value;
}).toThrowWithMessage(RangeError, "Invalid array length");
expect(a).toHaveLength(3);
});
});
});
describe("normal behavior", () => {
test("extend array by setting length", () => {
var a = [1, 2, 3];
a.length = 5;
expect(a).toEqual([1, 2, 3, undefined, undefined]);
});
test("truncate array by setting length", () => {
var a = [1, 2, 3];
a.length = 2;
expect(a).toEqual([1, 2]);
a.length = 0;
expect(a).toEqual([]);
});
test("length value is coerced to number if possible", () => {
var a = [1, 2, 3];
a.length = "42";
expect(a).toHaveLength(42);
a.length = [];
expect(a).toHaveLength(0);
a.length = true;
expect(a).toHaveLength(1);
});
});