From f7e4eb83694aa007a492ef66c28ffbe6a2dae791 Mon Sep 17 00:00:00 2001 From: Ashcon Partovi Date: Tue, 7 Mar 2023 12:22:34 -0800 Subject: Reorganize tests (#2332) --- test/js/web/timers/performance.test.js | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 test/js/web/timers/performance.test.js (limited to 'test/js/web/timers/performance.test.js') diff --git a/test/js/web/timers/performance.test.js b/test/js/web/timers/performance.test.js new file mode 100644 index 000000000..dd50c4dc6 --- /dev/null +++ b/test/js/web/timers/performance.test.js @@ -0,0 +1,22 @@ +import { expect, it } from "bun:test"; + +it("performance.now() should be monotonic", () => { + const first = performance.now(); + const second = performance.now(); + const third = performance.now(); + const fourth = performance.now(); + const fifth = performance.now(); + const sixth = performance.now(); + expect(first < second).toBe(true); + expect(second < third).toBe(true); + expect(third < fourth).toBe(true); + expect(fourth < fifth).toBe(true); + expect(fifth < sixth).toBe(true); + expect(Bun.nanoseconds() > 0).toBe(true); + expect(Bun.nanoseconds() > sixth).toBe(true); + expect(typeof Bun.nanoseconds() === "number").toBe(true); +}); + +it("performance.timeOrigin + performance.now() should be similar to Date.now()", () => { + expect(Math.abs(performance.timeOrigin + performance.now() - Date.now()) < 1000).toBe(true); +}); -- cgit v1.2.3