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/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
const { MessageGenerator } = ChromeUtils.importESModule(
);
const tabmail = document.getElementById("tabmail");
const about3Pane = tabmail.currentAbout3Pane;
const { threadTree } = about3Pane;
add_setup(async function () {
Services.prefs.setBoolPref("mailnews.scroll_to_new_message", false);
// Create an account for the test.
const account = MailServices.accounts.createLocalMailAccount();
account.addIdentity(MailServices.accounts.createIdentity());
// Create a folder for the account to store test messages.
const rootFolder = account.incomingServer.rootFolder.QueryInterface(
Ci.nsIMsgLocalMailFolder
);
const testFolder = rootFolder
.createLocalSubfolder("zoom")
.QueryInterface(Ci.nsIMsgLocalMailFolder);
// Generate test messages.
const generator = new MessageGenerator();
testFolder.addMessageBatch(
generator
.makeMessages({ count: 5, msgsPerThread: 5 })
.map(message => message.toMessageString())
);
// Use the test folder.
about3Pane.displayFolder(testFolder.URI);
await ensure_cards_view();
// Remove test account on cleanup.
registerCleanupFunction(() => {
MailServices.accounts.removeAccount(account, false);
Services.prefs.setBoolPref("mailnews.scroll_to_new_message", true);
});
});
/**
* Tests zooming in and out of the multi-message view using keyboard shortcuts
* when viewing a thread.
*/
add_task(async function testMultiMessageZoom() {
// Threads need to be collapsed, otherwise the multi-message view
// won't be shown.
const row = threadTree.getRowAtIndex(0);
Assert.ok(
row.classList.contains("collapsed"),
"The thread row should be collapsed"
);
const subjectLine = row.querySelector(
".thread-card-subject-container .subject"
);
// Simulate a click on the row's subject line to select the row.
const selectPromise = BrowserTestUtils.waitForEvent(threadTree, "select");
EventUtils.synthesizeMouseAtCenter(
subjectLine,
{ clickCount: 1 },
about3Pane
);
await selectPromise;
// Make sure the correct thread is selected and that the multi-message view is
// visible.
Assert.ok(
row.classList.contains("selected"),
"The thread row should be selected"
);
Assert.ok(
BrowserTestUtils.isVisible(about3Pane.multiMessageBrowser),
"The multi-message browser should be visible"
);
// Record the zoom value before the operation.
let previousZoom = top.ZoomManager.getZoomForBrowser(
about3Pane.multiMessageBrowser
);
// Emulate a zoom in.
EventUtils.synthesizeKey("+", { accelKey: true });
// Test that the zoom value increases.
await TestUtils.waitForCondition(
() =>
top.ZoomManager.getZoomForBrowser(about3Pane.multiMessageBrowser) >
previousZoom,
"zoom value should be greater than before keyboard event"
);
// Emulate a zoom out.
previousZoom = top.ZoomManager.getZoomForBrowser(
about3Pane.multiMessageBrowser
);
EventUtils.synthesizeKey("-", { accelKey: true });
// Test that the zoom value decreases.
await TestUtils.waitForCondition(
() =>
previousZoom >
top.ZoomManager.getZoomForBrowser(about3Pane.multiMessageBrowser),
"zoom value should be less than before keyboard event"
);
});