1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 22:27:35 +00:00

LibJS: Add some more tests, mostly around leap years

This commit is contained in:
Nico Weber 2020-08-25 20:07:36 -04:00 committed by Andreas Kling
parent 9b17082899
commit 2c1b84b3e1
2 changed files with 23 additions and 0 deletions

View file

@ -26,6 +26,10 @@ test("basic functionality", () => {
expect(Date.UTC(20000, 0)).toBe(568971820800000);
});
test("leap year", () => {
expect(Date.UTC(2020, 2, 1)).toBe(1583020800000);
});
test("out of range", () => {
expect(Date.UTC(2020, -20)).toBe(1525132800000);
expect(Date.UTC(2020, 20)).toBe(1630454400000);

View file

@ -4,4 +4,23 @@ test("basic functionality", () => {
expect(d.getUTCMonth()).not.toBeNaN();
expect(d.getUTCMonth()).toBeGreaterThanOrEqual(0);
expect(d.getUTCMonth()).toBeLessThanOrEqual(11);
expect(new Date(Date.UTC(2020, 11)).getUTCMonth()).toBe(11);
});
test("leap years", () => {
expect(new Date(Date.UTC(2019, 1, 29)).getUTCDate()).toBe(1);
expect(new Date(Date.UTC(2019, 1, 29)).getUTCMonth()).toBe(2);
expect(new Date(Date.UTC(2100, 1, 29)).getUTCDate()).toBe(1);
expect(new Date(Date.UTC(2100, 1, 29)).getUTCMonth()).toBe(2);
expect(new Date(Date.UTC(2000, 1, 29)).getUTCDate()).toBe(29);
expect(new Date(Date.UTC(2000, 1, 29)).getUTCMonth()).toBe(1);
expect(new Date(Date.UTC(2020, 1, 29)).getUTCDate()).toBe(29);
expect(new Date(Date.UTC(2020, 1, 29)).getUTCMonth()).toBe(1);
expect(new Date(Date.UTC(2019, 2, 1)).getUTCDate()).toBe(1);
expect(new Date(Date.UTC(2019, 2, 1)).getUTCMonth()).toBe(2);
expect(new Date(Date.UTC(2020, 2, 1)).getUTCDate()).toBe(1);
expect(new Date(Date.UTC(2020, 2, 1)).getUTCMonth()).toBe(2);
});