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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 file,
/**
* Test that the global font size handled via UIFontSize.sys.mjs is properly
* working.
*/
const { UIFontSize } = ChromeUtils.importESModule(
);
const {
add_message_to_folder,
assert_selected_and_displayed,
be_in_folder,
close_popup,
create_folder,
create_message,
get_about_3pane,
get_about_message,
select_click_row,
} = ChromeUtils.importESModule(
);
const about3Pane = get_about_3pane();
const aboutMessage = get_about_message();
var folder;
async function waitForL10n() {
if (document.hasPendingL10nMutations) {
await BrowserTestUtils.waitForEvent(document, "L10nMutationsFinished");
}
}
add_setup(async function () {
// Set a value lower than the minimum allowed font size.
Services.prefs.setIntPref("mail.uifontsize", 7);
folder = await create_folder("MessageWindowA");
const message = create_message({
subject: "Simple subject",
body: { body: "Body for font size test." },
});
await add_message_to_folder([folder], message);
registerCleanupFunction(async () => {
folder.deleteSelf(null);
Services.prefs.clearUserPref("mail.uifontsize");
});
});
add_task(async function testInitialization() {
Assert.notEqual(
UIFontSize.osValue,
0,
"Attaching to the first window should initialize the OS value"
);
Assert.equal(UIFontSize.prefValue, 7, "Pref value should be attached");
Assert.notEqual(
UIFontSize.isEdited,
UIFontSize.isDefault,
"isEdited should get initialized"
);
});
add_task(async function testAppMenuGlobalFontSizeInteraction() {
await be_in_folder(folder);
const curMessage = await select_click_row(-1);
await assert_selected_and_displayed(window, curMessage);
const appMenu = document.getElementById("appMenu-popup");
EventUtils.synthesizeMouseAtCenter(
document.getElementById("button-appmenu"),
{},
window
);
await BrowserTestUtils.waitForPopupEvent(appMenu, "shown");
Assert.equal(
appMenu.querySelector("#appMenu-fontSizeReset-button > label").value,
`${UIFontSize.MIN_VALUE}px`,
"The minimum value should be enforced"
);
Assert.ok(
appMenu
.querySelector("#appMenu-fontSizeReduce-button")
.hasAttribute("disabled"),
"The reduce button should be disabled"
);
let fontChangedPromise = BrowserTestUtils.waitForEvent(
about3Pane,
"uifontsizechange"
);
EventUtils.synthesizeMouseAtCenter(
appMenu.querySelector("#appMenu-fontSizeEnlarge-button"),
{}
);
await fontChangedPromise;
await waitForL10n();
Assert.ok(
!appMenu
.querySelector("#appMenu-fontSizeReduce-button")
.hasAttribute("disabled"),
"The reduce button should be enabled"
);
Assert.notEqual(
UIFontSize.isEdited,
UIFontSize.isDefault,
"isEdited and isDefault should be opposites"
);
Assert.equal(
appMenu.querySelector("#appMenu-fontSizeReset-button > label").value,
about3Pane.window.document.documentElement.style.fontSize,
"The custom font size value should be applied to the document"
);
Assert.equal(
appMenu.querySelector("#appMenu-fontSizeReset-button > label").value,
aboutMessage.window.document.documentElement.style.fontSize,
"The custom font size value should be applied to the message body"
);
fontChangedPromise = BrowserTestUtils.waitForEvent(
about3Pane,
"uifontsizechange"
);
EventUtils.synthesizeMouseAtCenter(
appMenu.querySelector("#appMenu-fontSizeReset-button"),
{}
);
await fontChangedPromise;
await waitForL10n();
Assert.equal(
appMenu.querySelector("#appMenu-fontSizeReset-button > label").value,
`${UIFontSize.osValue}px`,
"The value in the app menu should be reset to the correct default"
);
Assert.ok(!UIFontSize.isEdited, "isEdited should be false after resetting");
Assert.ok(UIFontSize.isDefault, "isDefault should be true after resetting");
Assert.equal(
UIFontSize.prefValue,
UIFontSize.DEFAULT,
"Should reset pref to the default value"
);
await close_popup(window, appMenu);
});