mirror of
https://github.com/LadybirdBrowser/ladybird.git
synced 2025-11-03 23:00:58 +00:00
16 lines
536 B
JavaScript
16 lines
536 B
JavaScript
test("basic functionality", () => {
|
|
expect(Math.cos).toHaveLength(1);
|
|
|
|
expect(Math.cos(0)).toBe(1);
|
|
expect(Math.cos(null)).toBe(1);
|
|
expect(Math.cos("")).toBe(1);
|
|
expect(Math.cos([])).toBe(1);
|
|
expect(Math.cos(Math.PI)).toBe(-1);
|
|
expect(Math.cos()).toBeNaN();
|
|
expect(Math.cos(undefined)).toBeNaN();
|
|
expect(Math.cos([1, 2, 3])).toBeNaN();
|
|
expect(Math.cos({})).toBeNaN();
|
|
expect(Math.cos("foo")).toBeNaN();
|
|
expect(Math.cos(-Infinity)).toBeNaN();
|
|
expect(Math.cos(Infinity)).toBeNaN();
|
|
});
|