31 lines
821 B
JavaScript
31 lines
821 B
JavaScript
if (self.importScripts)
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importScripts("../../resources/js-test-pre.js");
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self.jsTestIsAsync = true;
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if (self.window)
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description("Basic Interface test for High Resolution Time APIs.");
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debug("Performance");
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shouldBeDefined(`Performance`);
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shouldBeDefined(`Performance.prototype.now`);
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shouldThrow(`new Performance()`);
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debug("performance");
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shouldBeDefined(`performance`);
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shouldBeTrue(`performance instanceof Performance`);
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shouldBeTrue(`typeof performance.now() === "number"`);
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shouldBeTrue(`performance.now() <= performance.now()`);
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self.time1 = performance.now();
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setTimeout(function() {
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self.delta = performance.now() - time1;
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// Allow for ~20ms error.
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shouldBeTrue(`delta >= 95 && delta <= 120`);
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if (self.importScripts)
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finishJSTest();
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else
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testWorker();
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}, 100);
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