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LibJS: Implement Date.prototype.setUTCMinutes

This commit is contained in:
Timothy Flynn 2022-01-15 15:41:27 -05:00 committed by Andreas Kling
parent f2ffe3bf90
commit 2f202e8ef4
3 changed files with 90 additions and 1 deletions

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describe("errors", () => {
test("called on non-Date object", () => {
expect(() => {
Date.prototype.setUTCMinutes();
}).toThrowWithMessage(TypeError, "Not an object of type Date");
});
test("called with non-numeric parameters", () => {
expect(() => {
new Date().setUTCMinutes(Symbol.hasInstance);
}).toThrowWithMessage(TypeError, "Cannot convert symbol to number");
expect(() => {
new Date().setUTCMinutes(1989, Symbol.hasInstance);
}).toThrowWithMessage(TypeError, "Cannot convert symbol to number");
});
});
describe("correct behavior", () => {
const d = new Date(2000, 2, 1);
test("basic functionality", () => {
d.setUTCMinutes(8);
expect(d.getUTCMinutes()).toBe(8);
d.setUTCMinutes(9, 15);
expect(d.getUTCMinutes()).toBe(9);
expect(d.getUTCSeconds()).toBe(15);
d.setUTCMinutes(55, 44, 456);
expect(d.getUTCMinutes()).toBe(55);
expect(d.getUTCSeconds()).toBe(44);
expect(d.getUTCMilliseconds()).toBe(456);
d.setUTCMinutes("");
expect(d.getUTCMinutes()).toBe(0);
d.setUTCMinutes("a");
expect(d.getUTCMinutes()).toBe(NaN);
});
test("NaN", () => {
d.setUTCMinutes(NaN);
expect(d.getUTCMinutes()).toBeNaN();
});
test("time clip", () => {
d.setUTCMinutes(8.65e15);
expect(d.getUTCMinutes()).toBeNaN();
});
});