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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
/**
* Tests that dragging and dropping tabs into tabbrowser works as intended
* after opening the Firefox View tab for RTL builds. There was an issue where
* tabs from dragged links were not dropped in the correct tab indexes
* for RTL builds because logic for RTL builds did not take into consideration
* hidden tabs like the Firefox View tab. This test makes sure that this behavior does not reoccur.
*/
add_task(async function () {
info("Setting browser to RTL locale");
await SpecialPowers.pushPrefEnv({ set: [["intl.l10n.pseudo", "bidi"]] });
// window.RTL_UI doesn't update in existing windows when this pref is changed,
// so we need to test in a new window.
let win = await BrowserTestUtils.openNewBrowserWindow();
const TEST_ROOT = getRootDirectory(gTestPath).replace(
"chrome://mochitests/content",
"https://example.com"
);
let newTab = win.gBrowser.tabs[0];
let waitForTestTabPromise = BrowserTestUtils.waitForNewTab(
win.gBrowser,
TEST_ROOT + "file_new_tab_page.html"
);
let testTab = await BrowserTestUtils.openNewForegroundTab(
win.gBrowser,
TEST_ROOT + "file_new_tab_page.html"
);
await waitForTestTabPromise;
let linkSrcEl = win.document.querySelector("a");
ok(linkSrcEl, "Link exists");
let dropPromise = BrowserTestUtils.waitForEvent(
win.gBrowser.tabContainer,
"drop"
);
/**
* There should be 2 tabs:
* 1. new tab (auto-generated)
* 2. test tab
*/
is(win.gBrowser.visibleTabs.length, 2, "There should be 2 tabs");
// Now open Firefox View tab
info("Opening Firefox View tab");
await openFirefoxViewTab(win);
/**
* There should be 2 visible tabs:
* 1. new tab (auto-generated)
* 2. test tab
* Firefox View tab is hidden.
*/
is(
win.gBrowser.visibleTabs.length,
2,
"There should still be 2 visible tabs after opening Firefox View tab"
);
info("Switching to test tab");
await BrowserTestUtils.switchTab(win.gBrowser, testTab);
let waitForDraggedTabPromise = BrowserTestUtils.waitForNewTab(
win.gBrowser,
"https://example.com/#test"
);
info("Dragging link between test tab and new tab");
EventUtils.synthesizeDrop(
linkSrcEl,
testTab,
[[{ type: "text/plain", data: "https://example.com/#test" }]],
"link",
win,
win,
{
clientX: testTab.getBoundingClientRect().right,
}
);
info("Waiting for drop event");
await dropPromise;
info("Waiting for dragged tab to be created");
let draggedTab = await waitForDraggedTabPromise;
/**
* There should be 3 visible tabs:
* 1. new tab (auto-generated)
* 2. new tab from dragged link
* 3. test tab
*
* In RTL build, it should appear in the following order:
* <test tab> <link dragged tab> <new tab> | <FxView tab>
*/
is(win.gBrowser.visibleTabs.length, 3, "There should be 3 tabs");
is(
win.gBrowser.visibleTabs.indexOf(newTab),
0,
"New tab should still be rightmost visible tab"
);
is(
win.gBrowser.visibleTabs.indexOf(draggedTab),
1,
"Dragged link should positioned at new index"
);
is(
win.gBrowser.visibleTabs.indexOf(testTab),
2,
"Test tab should be to the left of dragged tab"
);
await BrowserTestUtils.closeWindow(win);
await SpecialPowers.popPrefEnv();
});
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