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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 09:22:09 +0000
commit43a97878ce14b72f0981164f87f2e35e14151312 (patch)
tree620249daf56c0258faa40cbdcf9cfba06de2a846 /testing/web-platform/tests/hr-time/basic.any.js
parentInitial commit. (diff)
downloadfirefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz
firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'testing/web-platform/tests/hr-time/basic.any.js')
-rw-r--r--testing/web-platform/tests/hr-time/basic.any.js37
1 files changed, 37 insertions, 0 deletions
diff --git a/testing/web-platform/tests/hr-time/basic.any.js b/testing/web-platform/tests/hr-time/basic.any.js
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+++ b/testing/web-platform/tests/hr-time/basic.any.js
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+test(function() {
+ assert_true((self.performance !== undefined), "self.performance exists");
+ assert_equals(typeof self.performance, "object", "self.performance is an object");
+ assert_equals((typeof self.performance.now), "function", "self.performance.now() is a function");
+ assert_equals(typeof self.performance.now(), "number", "self.performance.now() returns a number");
+}, "self.performance.now() is a function that returns a number");
+
+test(function() {
+ assert_true(self.performance.now() > 0);
+}, "self.performance.now() returns a positive number");
+
+test(function() {
+ var now1 = self.performance.now();
+ var now2 = self.performance.now();
+ assert_true((now2-now1) >= 0);
+ }, "self.performance.now() difference is not negative");
+
+async_test(function() {
+ // Check whether the performance.now() method is close to Date() within 30ms (due to inaccuracies)
+ var initial_hrt = self.performance.now();
+ var initial_date = Date.now();
+ this.step_timeout(function() {
+ var final_hrt = self.performance.now();
+ var final_date = Date.now();
+ assert_approx_equals(final_hrt - initial_hrt, final_date - initial_date, 30, 'High resolution time value increased by approximately the same amount as time from date object');
+ this.done();
+ }, 2000);
+}, 'High resolution time has approximately the right relative magnitude');
+
+test(function() {
+ var didHandle = false;
+ self.performance.addEventListener("testEvent", function() {
+ didHandle = true;
+ }, { once: true} );
+ self.performance.dispatchEvent(new Event("testEvent"));
+ assert_true(didHandle, "Performance extends EventTarget, so event dispatching should work.");
+}, "Performance interface extends EventTarget.");