зеркало из https://github.com/mozilla/gecko-dev.git
Bug 1525634 - Preserve lazyness of the old tab when adopted by another window. r=jaws
Differential Revision: https://phabricator.services.mozilla.com/D18982 --HG-- extra : moz-landing-system : lando
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@ -47,58 +47,67 @@ add_task(async function test() {
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add_task(async function testLazyTabs() {
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let params = {createLazyBrowser: true};
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let tabs = [];
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let oldTabs = [];
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let numTabs = 4;
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for (let i = 0; i < numTabs; ++i) {
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tabs.push(BrowserTestUtils.addTab(gBrowser, `http://example.com/?${i}`, params));
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oldTabs.push(BrowserTestUtils.addTab(gBrowser, `http://example.com/?${i}`, params));
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}
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await BrowserTestUtils.switchTab(gBrowser, tabs[0]);
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await BrowserTestUtils.switchTab(gBrowser, oldTabs[0]);
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for (let i = 1; i < numTabs; ++i) {
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await triggerClickOn(tabs[i], { ctrlKey: true });
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await triggerClickOn(oldTabs[i], { ctrlKey: true });
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}
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isnot(tabs[0].linkedPanel, "", `Tab 0 shouldn't be lazy`);
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isnot(oldTabs[0].linkedPanel, "", `Old tab 0 shouldn't be lazy`);
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for (let i = 1; i < numTabs; ++i) {
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is(tabs[i].linkedPanel, "", `Tab ${i} should be lazy`);
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is(oldTabs[i].linkedPanel, "", `Old tab ${i} should be lazy`);
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}
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is(gBrowser.multiSelectedTabsCount, numTabs, `${numTabs} multiselected tabs`);
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for (let i = 0; i < numTabs; ++i) {
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ok(tabs[i].multiselected, `Tab ${i} should be multiselected`);
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ok(oldTabs[i].multiselected, `Old tab ${i} should be multiselected`);
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}
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let tabsMoved = new Promise(resolve => {
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// Tab tabs in the new window will be about:blank before swapping the docshells.
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// The "EndSwapDocShells" event is not dispatched for lazy tabs, so listen for
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// "TabClose" instead and await a tick.
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let i = 0;
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window.addEventListener("TabClose", async function listener() {
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let numTabsMoved = 0;
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window.addEventListener("TabClose", async function listener(event) {
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let tab = event.target;
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let i = oldTabs.indexOf(tab);
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if (i == 0) {
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isnot(tab.linkedPanel, "", `Old tab ${i} should continue not being lazy`);
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} else if (i > 0) {
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is(tab.linkedPanel, "", `Old tab ${i} should continue being lazy`);
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} else {
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return;
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}
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await Promise.resolve();
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if (++i == numTabs) {
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if (++numTabsMoved == numTabs) {
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window.removeEventListener("TabClose", listener);
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resolve();
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}
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});
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});
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let newWindow = gBrowser.replaceTabsWithWindow(tabs[0]);
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let newWindow = gBrowser.replaceTabsWithWindow(oldTabs[0]);
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await tabsMoved;
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tabs = newWindow.gBrowser.tabs;
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let newTabs = newWindow.gBrowser.tabs;
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isnot(tabs[0].linkedPanel, "", `Tab 0 should continue not being lazy`);
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isnot(newTabs[0].linkedPanel, "", `New tab 0 should continue not being lazy`);
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// FIXME: bug 1521923 - First inactive tab to be moved into another window loses laziness
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todo_is(tabs[1].linkedPanel, "", `Tab 1 should continue being lazy`);
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todo_is(newTabs[1].linkedPanel, "", `New tab 1 should continue being lazy`);
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for (let i = 2; i < numTabs; ++i) {
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is(tabs[i].linkedPanel, "", `Tab ${i} should continue being lazy`);
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is(newTabs[i].linkedPanel, "", `New tab ${i} should continue being lazy`);
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}
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is(tabs[0].linkedBrowser.currentURI.spec, `http://example.com/?0`,
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`Tab 0 should have the right URL`);
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todo_is(SessionStore.getLazyTabValue(tabs[1], "url"), `http://example.com/?1`,
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`Tab 1 should have the right lazy URL`);
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is(newTabs[0].linkedBrowser.currentURI.spec, `http://example.com/?0`,
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`New tab 0 should have the right URL`);
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todo_is(SessionStore.getLazyTabValue(newTabs[1], "url"), `http://example.com/?1`,
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`New tab 1 should have the right lazy URL`);
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for (let i = 2; i < numTabs; ++i) {
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is(SessionStore.getLazyTabValue(tabs[i], "url"), `http://example.com/?${i}`,
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`Tab ${i} should have the right lazy URL`);
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is(SessionStore.getLazyTabValue(newTabs[i], "url"), `http://example.com/?${i}`,
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`New tab ${i} should have the right lazy URL`);
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}
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BrowserTestUtils.closeWindow(newWindow);
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@ -454,10 +454,11 @@ class TabTracker extends TabTrackerBase {
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// This tab is being created to adopt a tab from a different window.
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// Handle the adoption.
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this.adopt(nativeTab, adoptedTab);
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adoptedTab.linkedBrowser.messageManager.sendAsyncMessage("Extension:SetFrameData", {
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windowId: windowTracker.getId(nativeTab.ownerGlobal),
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});
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if (adoptedTab.linkedPanel) {
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adoptedTab.linkedBrowser.messageManager.sendAsyncMessage("Extension:SetFrameData", {
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windowId: windowTracker.getId(nativeTab.ownerGlobal),
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});
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}
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} else {
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// Save the size of the current tab, since the newly-created tab will
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// likely be active by the time the promise below resolves and the
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