forked from mirrors/gecko-dev
e4f6985644
MozReview-Commit-ID: 48xQn03HtjZ --HG-- extra : rebase_source : 29669594a65d2f8710445bb8ae9b4b92c5834c91
42 lines
1.5 KiB
JavaScript
42 lines
1.5 KiB
JavaScript
"use strict";
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const SLOW_PAGE = "http://www.example.com/browser/browser/base/content/test/urlbar/slow-page.sjs";
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const SLOW_PAGE2 = "http://mochi.test:8888/browser/browser/base/content/test/urlbar/slow-page.sjs?faster";
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/**
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* Check that if we:
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* 1) have a loaded page
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* 2) load a separate URL
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* 3) before the URL for step 2 has finished loading, load a third URL
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* we don't revert to the URL from (1).
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*/
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add_task(function*() {
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let tab = yield BrowserTestUtils.openNewForegroundTab(gBrowser, "http://example.com", true, true);
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let expectedURLBarChange = SLOW_PAGE;
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let sawChange = false;
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let handler = e => {
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sawChange = true;
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is(gURLBar.value, expectedURLBarChange, "Should not change URL bar value!");
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};
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let obs = new MutationObserver(handler);
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obs.observe(gURLBar, {attributes: true});
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gURLBar.value = SLOW_PAGE;
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gURLBar.handleCommand();
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// If this ever starts going intermittent, we've broken this.
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yield new Promise(resolve => setTimeout(resolve, 200));
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expectedURLBarChange = SLOW_PAGE2;
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let pageLoadPromise = BrowserTestUtils.browserLoaded(tab.linkedBrowser);
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gURLBar.value = expectedURLBarChange;
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gURLBar.handleCommand();
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is(gURLBar.value, expectedURLBarChange, "Should not have changed URL bar value synchronously.");
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yield pageLoadPromise;
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ok(sawChange, "The URL bar change handler should have been called by the time the page was loaded");
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obs.disconnect();
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obs = null;
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yield BrowserTestUtils.removeTab(tab);
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});
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