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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 17:32:43 +0000
commit6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch)
treea68f146d7fa01f0134297619fbe7e33db084e0aa /browser/base/content/test/tabs/browser_preloadedBrowser_zoom.js
parentInitial commit. (diff)
downloadthunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz
thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'browser/base/content/test/tabs/browser_preloadedBrowser_zoom.js')
-rw-r--r--browser/base/content/test/tabs/browser_preloadedBrowser_zoom.js89
1 files changed, 89 insertions, 0 deletions
diff --git a/browser/base/content/test/tabs/browser_preloadedBrowser_zoom.js b/browser/base/content/test/tabs/browser_preloadedBrowser_zoom.js
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+"use strict";
+
+const ZOOM_CHANGE_TOPIC = "browser-fullZoom:location-change";
+
+/**
+ * Helper to check the zoom level of the preloaded browser
+ */
+async function checkPreloadedZoom(level, message) {
+ // Clear up any previous preloaded to test a fresh version
+ NewTabPagePreloading.removePreloadedBrowser(window);
+ NewTabPagePreloading.maybeCreatePreloadedBrowser(window);
+
+ // Wait for zoom handling of preloaded
+ const browser = gBrowser.preloadedBrowser;
+ await new Promise(resolve =>
+ Services.obs.addObserver(function obs(subject) {
+ if (subject === browser) {
+ Services.obs.removeObserver(obs, ZOOM_CHANGE_TOPIC);
+ resolve();
+ }
+ }, ZOOM_CHANGE_TOPIC)
+ );
+
+ is(browser.fullZoom.toFixed(2), level, message);
+
+ // Clean up for other tests
+ NewTabPagePreloading.removePreloadedBrowser(window);
+}
+
+add_task(async function test_default_zoom() {
+ await checkPreloadedZoom("1.00", "default preloaded zoom is 1");
+});
+
+/**
+ * Helper to open about:newtab and zoom then check matching preloaded zoom
+ */
+async function zoomNewTab(changeZoom, message) {
+ const tab = await BrowserTestUtils.openNewForegroundTab(
+ gBrowser,
+ "about:newtab"
+ );
+ changeZoom();
+ const level = tab.linkedBrowser.fullZoom.toFixed(2);
+ BrowserTestUtils.removeTab(tab);
+
+ // Wait for the the update of the full-zoom content pref value, that happens
+ // asynchronously after changing the zoom level.
+ let cps2 = Cc["@mozilla.org/content-pref/service;1"].getService(
+ Ci.nsIContentPrefService2
+ );
+
+ await BrowserTestUtils.waitForCondition(() => {
+ return new Promise(resolve => {
+ cps2.getByDomainAndName(
+ "about:newtab",
+ "browser.content.full-zoom",
+ null,
+ {
+ handleResult(pref) {
+ resolve(level == pref.value);
+ },
+ handleCompletion() {
+ console.log("handleCompletion");
+ },
+ }
+ );
+ });
+ });
+
+ await checkPreloadedZoom(level, `${message}: ${level}`);
+}
+
+add_task(async function test_preloaded_zoom_out() {
+ await zoomNewTab(() => FullZoom.reduce(), "zoomed out applied to preloaded");
+});
+
+add_task(async function test_preloaded_zoom_in() {
+ await zoomNewTab(() => {
+ FullZoom.enlarge();
+ FullZoom.enlarge();
+ }, "zoomed in applied to preloaded");
+});
+
+add_task(async function test_preloaded_zoom_default() {
+ await zoomNewTab(
+ () => FullZoom.reduce(),
+ "zoomed back to default applied to preloaded"
+ );
+});