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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=629172
-->
<head>
<title>Test for Bug 629172</title>
<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<script type="text/javascript" src="/tests/SimpleTest/WindowSnapshot.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=629172">Mozilla Bug 629172</a>
<p id="display"></p>
<div id="content">
<textarea id="ltr-ref">test.</textarea>
<textarea id="rtl-ref" style="display: none; direction: rtl">test.</textarea>
</div>
<pre id="test">
<script>
/** Test for Bug 629172 **/
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(async function() {
await SpecialPowers.pushPrefEnv({
set: [["test.events.async.enabled", true]],
});
let LTRRef = document.getElementById("ltr-ref");
let RTLRef = document.getElementById("rtl-ref");
let ReferenceScreenshots = {};
// generate the reference screenshots
document.body.clientWidth;
ReferenceScreenshots.ltr = snapshotWindow(window);
LTRRef.remove();
RTLRef.style.display = "";
document.body.clientWidth;
ReferenceScreenshots.rtl = snapshotWindow(window);
RTLRef.remove();
async function testDirection(initialDir) {
function revertDir(aDir) {
return aDir == "rtl" ? "ltr" : "rtl";
}
function promiseFormatSetBlockTextDirectionInputEvent(aElement) {
return new Promise(resolve => {
function handler(aEvent) {
if (aEvent.inputType !== "formatSetBlockTextDirection") {
ok(false, `Unexpected input event received: inputType="${aEvent.inputType}"`);
} else {
aElement.removeEventListener("input", handler, true);
SimpleTest.executeSoon(resolve);
}
}
aElement.addEventListener("input", handler, true);
});
}
let textarea = document.createElement("textarea");
textarea.setAttribute("dir", initialDir);
textarea.value = "test.";
document.getElementById("content").appendChild(textarea);
document.body.clientWidth;
assertSnapshots(snapshotWindow(window), ReferenceScreenshots[initialDir],
/* expectEqual = */ true, /* fuzz = */ null,
`<textarea dir="${initialDir}"> before Accel+Shift+X`,
`<textarea dir="${initialDir}">`);
textarea.focus();
let waitForInputEvent = promiseFormatSetBlockTextDirectionInputEvent(textarea);
synthesizeKey("X", {accelKey: true, shiftKey: true});
await waitForInputEvent;
is(textarea.getAttribute("dir"), revertDir(initialDir),
"The dir attribute must be correctly updated with first Accel+Shift+X");
textarea.blur();
assertSnapshots(snapshotWindow(window), ReferenceScreenshots[revertDir(initialDir)],
/* expectEqual = */ true, /* fuzz = */ null,
`<textarea dir="${initialDir}"> after first Accel+Shift+X`,
`<textarea dir="${revertDir(initialDir)}">`);
textarea.focus();
waitForInputEvent = promiseFormatSetBlockTextDirectionInputEvent(textarea);
synthesizeKey("X", {accelKey: true, shiftKey: true});
await waitForInputEvent;
is(textarea.getAttribute("dir"), initialDir,
"The dir attribute must be correctly recovered with second Accel+Shift+X");
textarea.blur();
assertSnapshots(snapshotWindow(window), ReferenceScreenshots[initialDir],
/* expectEqual = */ true, /* fuzz = */ null,
`<textarea dir="${initialDir}"> after second Accel+Shift+X`,
`<textarea dir="${initialDir}">`);
textarea.remove();
}
await testDirection("ltr");
await testDirection("rtl");
SimpleTest.finish();
});
</script>
</pre>
</body>
</html>
|
