forked from mirrors/gecko-dev
47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
/* Any copyright is dedicated to the Public Domain.
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http://creativecommons.org/publicdomain/zero/1.0/ */
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// gBrowser.selectedTab.lastAccessed and Date.now() called from this test can't
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// run concurrently, and therefore don't always match exactly.
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const CURRENT_TIME_TOLERANCE_MS = 15;
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function isCurrent(tab, msg) {
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const DIFF = Math.abs(Date.now() - tab.lastAccessed);
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ok(DIFF <= CURRENT_TIME_TOLERANCE_MS, msg + " (difference: " + DIFF + ")");
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}
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function nextStep(fn) {
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setTimeout(fn, CURRENT_TIME_TOLERANCE_MS + 10);
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}
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var originalTab;
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var newTab;
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function test() {
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waitForExplicitFinish();
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originalTab = gBrowser.selectedTab;
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nextStep(step2);
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}
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function step2() {
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isCurrent(originalTab, "selected tab has the current timestamp");
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newTab = gBrowser.addTab("about:blank", {skipAnimation: true});
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nextStep(step3);
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}
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function step3() {
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ok(newTab.lastAccessed < Date.now(), "new tab hasn't been selected so far");
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gBrowser.selectedTab = newTab;
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isCurrent(newTab, "new tab has the current timestamp after being selected");
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nextStep(step4);
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}
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function step4() {
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ok(originalTab.lastAccessed < Date.now(),
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"original tab has old timestamp after being deselected");
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isCurrent(newTab, "new tab has the current timestamp since it's still selected");
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gBrowser.removeTab(newTab);
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finish();
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}
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