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|
<!DOCTYPE HTML>
<html>
<head>
<meta charset="utf-8">
<title>Test for Clipboard Events</title>
<script>
var SimpleTest = opener.SimpleTest;
var SpecialPowers = opener.SpecialPowers;
var ok = opener.ok;
var is = opener.is;
var isnot = opener.isnot;
var todo = opener.todo;
var todo_is = opener.todo_is;
var add_task = opener.add_task;
</script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
</head>
<body>
<p id="display"></p>
<div id="content" style="border: 3px solid black; padding: 3em;">CONTENT TEXT<input id="content-input" value="INPUT TEXT"></div>
<img id="image" src="image_50.png">
<button id="button">Button</button>
<div id="syntheticSpot" oncut="compareSynthetic(event, 'cut')"
oncopy="compareSynthetic(event, 'copy')"
onpaste="compareSynthetic(event, 'paste')">Spot</div>
<div id="contenteditableContainer"></div>
<pre id="test">
<script class="testbody" type="text/javascript">
var content = document.getElementById("content");
var contentInput = document.getElementById("content-input");
var contenteditableContainer = document.getElementById("contenteditableContainer");
var clipboardInitialValue = "empty";
var cachedCutData, cachedCopyData, cachedPasteData;
ok(SpecialPowers.getBoolPref("dom.events.dataTransfer.protected.enabled"),
"The following require dom.events.dataTransfer.protected.enabled is enabled");
isnot(typeof window.onbeforeinput, "undefined",
"The following tests require onbeforeinput attribute");
// Before each test function is run, the clipboard is initialized
// to clipboardInitialValue, and the contents of div#content are
// set as the window's selection.
add_task(async function initialize_for_tests() {
disableNonTestMouseEvents(true);
await SimpleTest.promiseFocus(window);
// Test that clearing and reading the clipboard works. A random number
// is used to make sure that leftover clipboard values from a previous
// test run don't cause a false-positive test.
try {
var cb_text = "empty_" + Math.random();
await putOnClipboard(cb_text, () => { setClipboardText(cb_text) },
"Failed to initial set/get clipboard text");
} catch (e) {
ok(false, e.toString());
}
});
var eventListeners = [];
// Note that don't use EventTarget.addEventListener directly in this file
// because if it's remained in next test, it makes developers harder to
// investigate such oranges. addEventListenerTo cleans up when `reset()`
// is called by first of next test and then, all event listeners including
// marked as "once" are removed automatically.
function addEventListenerTo(aEventTarget, aEventType, aListener, aOptions) {
eventListeners.push({
target: aEventTarget,
type: aEventType,
listener: aListener,
options: aOptions
});
aEventTarget.addEventListener(aEventType, aListener, aOptions);
}
async function reset() {
[content, contentInput, document, document.documentElement].forEach(eventTarget => {
["oncut", "oncopy", "onpaste", "oninput", "onbeforeinput"].forEach(attr => {
eventTarget[attr] = null;
});
});
eventListeners.forEach(data => {
data.target.removeEventListener(data.type, data.listener, data.options);
});
eventListeners = [];
// Init clipboard
await putOnClipboard(clipboardInitialValue,
() => { setClipboardText(clipboardInitialValue) },
"reset clipboard");
// Reset value of editors.
contentInput.value = "INPUT TEXT";
contenteditableContainer.innerHTML = "";
}
function getClipboardText() {
return SpecialPowers.getClipboardData("text/plain");
}
function getHTMLEditor() {
let editingSession = SpecialPowers.wrap(window).docShell.editingSession;
if (!editingSession) {
return null;
}
let editor = editingSession.getEditorForWindow(window);
if (!editor) {
return null;
}
return editor.QueryInterface(SpecialPowers.Ci.nsIHTMLEditor);
}
async function putOnClipboard(expected, operationFn, desc, type) {
try {
await SimpleTest.promiseClipboardChange(expected, operationFn, type, 1000);
} catch (e) {
throw `Failed "${desc}" due to "${e.toString()}"`
}
}
async function wontPutOnClipboard(unexpectedData, operationFn, desc, type) {
try {
// SimpleTest.promiseClipboardChange() doesn't throw exception when
// it unexpectedly succeeds to copy something. Therefore, we need
// to throw an exception by ourselves.
await SimpleTest.promiseClipboardChange(null, operationFn, type, 300, true, false)
.then(aData => {
if (aData == unexpectedData) {
throw `Failed "${desc}", the clipboard data is modified to "${aData.toString()}"`;
}
});
} catch (e) {
throw `Failed "${desc}" due to "${e.toString()}"`
}
}
function setClipboardText(text) {
var helper = SpecialPowers.Cc["@mozilla.org/widget/clipboardhelper;1"]
.getService(SpecialPowers.Ci.nsIClipboardHelper);
helper.copyString(text);
}
function selectContentDiv() {
// Set selection
var selection = window.getSelection();
selection.removeAllRanges();
selection.selectAllChildren(content);
}
function selectContentInput() {
contentInput.focus();
contentInput.select();
}
add_task(async function test_dom_oncopy() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncopy event handler, fire copy. Ensure that the event
// handler was called, and the clipboard contents have set to CONTENT TEXT.
// Test firing oncopy event on ctrl-c:
selectContentDiv();
var oncopy_fired = false;
content.oncopy = function() { oncopy_fired = true; };
try {
await putOnClipboard("CONTENT TEXT", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy on DOM element set clipboard correctly");
ok(oncopy_fired, "copy event firing on DOM element");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_dom_oncut() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncut event handler, fire cut. Ensure that the event handler
// was called. The <div> doesn't handle a cut, so ensure that the
// clipboard text shouldn't be "CONTENT TEXT".
selectContentDiv();
var oncut_fired = false;
content.oncut = function() { oncut_fired = true; };
try {
await wontPutOnClipboard("CONTENT TEXT", () => {
synthesizeKey("x", {accelKey: 1});
}, "cut on DOM element set clipboard correctly");
ok(oncut_fired, "cut event firing on DOM element")
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_dom_onpaste() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an onpaste event handler, fire paste. Ensure that the event
// handler was called.
selectContentDiv();
var onpaste_fired = false;
content.onpaste = function() { onpaste_fired = true; };
synthesizeKey("v", {accelKey: 1});
ok(onpaste_fired, "paste event firing on DOM element");
});
add_task(async function test_dom_oncopy_abort() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncopy event handler that aborts the copy, and fire the copy
// event. Ensure that the event handler was fired, and the clipboard
// contents have not been modified.
selectContentDiv();
var oncopy_fired = false;
content.oncopy = function() { oncopy_fired = true; return false; };
try {
await wontPutOnClipboard("CONTENT TEXT", () => {
synthesizeKey("c", {accelKey: 1});
}, "aborted copy on DOM element did not modify clipboard");
ok(oncopy_fired, "copy event (to-be-cancelled) firing on DOM element");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_oncopy() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncopy event handler, fire copy. Ensure that the event
// handler was called, and the clipboard contents have been set to 'PUT TE',
// which is the part that is selected below.
selectContentInput();
contentInput.focus();
contentInput.setSelectionRange(2, 8);
let oncopy_fired = false;
let onbeforeinput_fired = false;
let oninput_fired = false;
contentInput.oncopy = () => { oncopy_fired = true; };
contentInput.onbeforeinput = () => { onbeforeinput = true; };
contentInput.oninput = () => { oninput_fired = true; };
try {
await putOnClipboard("PUT TE", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy on plaintext editor set clipboard correctly");
ok(oncopy_fired, "copy event firing on plaintext editor");
ok(!onbeforeinput_fired, "beforeinput event shouldn't be fired on plaintext editor by copy");
ok(!oninput_fired, "input event shouldn't be fired on plaintext editor by copy");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_oncut() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncut event handler, and fire cut. Ensure that the event
// handler was fired, the clipboard contains the INPUT TEXT, and
// that the input itself is empty.
selectContentInput();
let oncut_fired = false;
let beforeInputEvents = [];
let inputEvents = [];
contentInput.oncut = () => { oncut_fired = true; };
contentInput.onbeforeinput = (aEvent) => { beforeInputEvents.push(aEvent); }
contentInput.oninput = (aEvent) => { inputEvents.push(aEvent); }
try {
await putOnClipboard("INPUT TEXT", () => {
synthesizeKey("x", {accelKey: 1});
}, "cut on plaintext editor set clipboard correctly");
ok(oncut_fired, "cut event firing on plaintext editor");
is(beforeInputEvents.length, 1, '"beforeinput" event should be fired once by cut');
if (beforeInputEvents.length) {
is(beforeInputEvents[0].inputType, "deleteByCut", '"inputType" of "beforeinput" event should be "deleteByCut"');
is(beforeInputEvents[0].cancelable, true, '"beforeinput" event for "deleteByCut" should be cancelable');
is(beforeInputEvents[0].data, null, '"data" of "beforeinput" event for "deleteByCut" should be null');
is(beforeInputEvents[0].dataTransfer, null, '"dataTransfer" of "beforeinput" event for "deleteByCut" should be null');
is(beforeInputEvents[0].getTargetRanges().length, 0, 'getTargetRanges() of "beforeinput" event for "deleteByCut" should return empty array');
}
is(inputEvents.length, 1, '"input" event should be fired once by cut');
if (inputEvents.length) {
is(inputEvents[0].inputType, "deleteByCut", '"inputType" of "input" event should be "deleteByCut"');
is(inputEvents[0].cancelable, false, '"input" event for "deleteByCut" should not be cancelable');
is(inputEvents[0].data, null, '"data" of "input" event for "deleteByCut" should be null');
is(inputEvents[0].dataTransfer, null, '"dataTransfer" of "input" event for "deleteByCut" should be null');
is(inputEvents[0].getTargetRanges().length, 0, 'getTargetRanges() of "input" event for "deleteByCut" should return empty array');
}
is(contentInput.value, "",
"cut on plaintext editor emptied editor");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_onpaste() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an onpaste event handler, and fire paste. Ensure that the event
// handler was fired, the clipboard contents didn't change, and that the
// input value did change (ie. paste succeeded).
selectContentInput();
let onpaste_fired = false;
let beforeInputEvents = [];
let inputEvents = [];
contentInput.onpaste = () => { onpaste_fired = true; };
contentInput.onbeforeinput = (aEvent) => { beforeInputEvents.push(aEvent); }
contentInput.oninput = (aEvent) => { inputEvents.push(aEvent); }
synthesizeKey("v", {accelKey: 1});
ok(onpaste_fired, "paste event firing on plaintext editor");
is(getClipboardText(), clipboardInitialValue,
"paste on plaintext editor did not modify clipboard contents");
is(beforeInputEvents.length, 1, '"beforeinput" event should be fired once by paste');
if (beforeInputEvents.length) {
is(beforeInputEvents[0].inputType, "insertFromPaste", '"inputType" of "beforeinput" event should be "insertFromPaste"');
is(beforeInputEvents[0].cancelable, true, '"beforeinput" event for "insertFromPaste" should be cancelable');
is(beforeInputEvents[0].data, clipboardInitialValue, `"data" of "beforeinput" event for "insertFromPaste" should be "${clipboardInitialValue}"`);
is(beforeInputEvents[0].dataTransfer, null, '"dataTransfer" of "beforeinput" event for "insertFromPaste" should be null');
is(beforeInputEvents[0].getTargetRanges().length, 0, 'getTargetRanges() of "beforeinput" event for "insertFromPaste" should return empty array');
}
is(inputEvents.length, 1, '"input" event should be fired once by paste');
if (inputEvents.length) {
is(inputEvents[0].inputType, "insertFromPaste", '"inputType" of "input" event should be "insertFromPaste"');
is(inputEvents[0].cancelable, false, '"input" event for "insertFromPaste" should not be cancelable');
is(inputEvents[0].data, clipboardInitialValue, `"data" of "input" event for "insertFromPaste" should be "${clipboardInitialValue}"`);
is(inputEvents[0].dataTransfer, null, '"dataTransfer" of "input" event for "insertFromPaste" should be null');
is(inputEvents[0].getTargetRanges().length, 0, 'getTargetRanges() of "input" event for "insertFromPaste" should return empty array');
}
is(contentInput.value, clipboardInitialValue,
"paste on plaintext editor did modify editor value");
});
add_task(async function test_input_oncopy_abort() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncopy event handler, fire copy. Ensure that the event
// handler was called, and that the clipboard value did NOT change.
selectContentInput();
let oncopy_fired = false;
contentInput.oncopy = () => { oncopy_fired = true; return false; };
contentInput.onbeforeinput = () => {
ok(false, '"beforeinput" event should not be fired by copy but canceled');
};
contentInput.oninput = function() {
ok(false, '"input" event should not be fired by copy but canceled');
};
try {
await wontPutOnClipboard("CONTENT TEXT", () => {
synthesizeKey("c", {accelKey: 1});
}, "aborted copy on plaintext editor did not modify clipboard");
ok(oncopy_fired, "copy event (to-be-cancelled) firing on plaintext editor");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_oncut_abort() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncut event handler, and fire cut. Ensure that the event
// handler was fired, the clipboard contains the INPUT TEXT, and
// that the input itself is empty.
selectContentInput();
let oncut_fired = false;
contentInput.oncut = () => { oncut_fired = true; return false; };
contentInput.onbeforeinput = () => {
ok(false, '"beforeinput" event should not be fired by cut but canceled by "cut" event listener');
};
contentInput.oninput = () => {
ok(false, '"input" event should not be fired by cut but canceled by "cut" event listener');
};
try {
await wontPutOnClipboard("CONTENT TEXT", () => {
synthesizeKey("x", {accelKey: 1});
}, "aborted cut on plaintext editor did not modify clipboard");
ok(oncut_fired, "cut event (to-be-cancelled) firing on plaintext editor");
is(contentInput.value, "INPUT TEXT",
"aborted cut on plaintext editor did not modify editor contents");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_oncut_beforeinput_abort() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an oncut event handler, and fire cut. Ensure that the event
// handler was fired, the clipboard contains the INPUT TEXT, and
// that the input itself is empty.
selectContentInput();
let oncut_fired = false;
let beforeInputEvents = [];
let inputEvents = [];
contentInput.oncut = () => { oncut_fired = true; };
contentInput.onbeforeinput = (aEvent) => { beforeInputEvents.push(aEvent); aEvent.preventDefault(); }
contentInput.oninput = (aEvent) => { inputEvents.push(aEvent); }
try {
await putOnClipboard("INPUT TEXT", () => {
synthesizeKey("x", {accelKey: 1});
}, "cut on plaintext editor set clipboard correctly");
ok(oncut_fired, "cut event firing on plaintext editor");
is(beforeInputEvents.length, 1, '"beforeinput" event should be fired once by cut');
if (beforeInputEvents.length) {
is(beforeInputEvents[0].inputType, "deleteByCut", '"inputType" of "beforeinput" event should be "deleteByCut"');
is(beforeInputEvents[0].cancelable, true, '"beforeinput" event for "deleteByCut" should be cancelable');
is(beforeInputEvents[0].data, null, '"data" of "beforeinput" event for "deleteByCut" should be null');
is(beforeInputEvents[0].dataTransfer, null, '"dataTransfer" of "beforeinput" event for "deleteByCut" should be null');
is(beforeInputEvents[0].getTargetRanges().length, 0, 'getTargetRanges() of "beforeinput" event for "deleteByCut" should return empty array');
}
is(inputEvents.length, 0, '"input" event should not be fired by cut if "beforeinput" event is canceled');
is(contentInput.value, "INPUT TEXT",
'cut on plaintext editor should not change editor since "beforeinput" event was canceled');
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_onpaste_abort() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an onpaste event handler, and fire paste. Ensure that the event
// handler was fired, the clipboard contents didn't change, and that the
// input value did change (ie. paste succeeded).
selectContentInput();
let onpaste_fired = false;
contentInput.onpaste = () => { onpaste_fired = true; return false; };
contentInput.onbeforeinput = () => {
ok(false, '"beforeinput" event should not be fired by paste but canceled');
};
contentInput.oninput = () => {
ok(false, '"input" event should not be fired by paste but canceled');
};
synthesizeKey("v", {accelKey: 1});
ok(onpaste_fired,
"paste event (to-be-cancelled) firing on plaintext editor");
is(getClipboardText(), clipboardInitialValue,
"aborted paste on plaintext editor did not modify clipboard");
is(contentInput.value, "INPUT TEXT",
"aborted paste on plaintext editor did not modify modified editor value");
});
add_task(async function test_input_onpaste_beforeinput_abort() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Setup an onpaste event handler, and fire paste. Ensure that the event
// handler was fired, the clipboard contents didn't change, and that the
// input value did change (ie. paste succeeded).
selectContentInput();
let onpaste_fired = false;
let beforeInputEvents = [];
let inputEvents = [];
contentInput.onpaste = () => { onpaste_fired = true; };
contentInput.onbeforeinput = (aEvent) => { beforeInputEvents.push(aEvent); aEvent.preventDefault(); }
contentInput.oninput = (aEvent) => { inputEvents.push(aEvent); }
synthesizeKey("v", {accelKey: 1});
ok(onpaste_fired, "paste event firing on plaintext editor");
is(getClipboardText(), clipboardInitialValue,
"paste on plaintext editor did not modify clipboard contents");
is(beforeInputEvents.length, 1, '"beforeinput" event should be fired once by paste');
if (beforeInputEvents.length) {
is(beforeInputEvents[0].inputType, "insertFromPaste", '"inputType" of "beforeinput" event should be "insertFromPaste"');
is(beforeInputEvents[0].cancelable, true, '"beforeinput" event for "insertFromPaste" should be cancelable');
is(beforeInputEvents[0].data, clipboardInitialValue, `"data" of "beforeinput" event for "insertFromPaste" should be "${clipboardInitialValue}"`);
is(beforeInputEvents[0].dataTransfer, null, '"dataTransfer" of "beforeinput" event for "insertFromPaste" should be null');
is(beforeInputEvents[0].getTargetRanges().length, 0, 'getTargetRanges() of "beforeinput" event for "insertFromPaste" should return empty array');
}
is(inputEvents.length, 0, '"input" event should not be fired by paste when "beforeinput" is canceled');
is(contentInput.value, "INPUT TEXT",
"paste on plaintext editor did modify editor value");
});
add_task(async function test_input_cut_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Cut using event.dataTransfer. The event is not cancelled so the default
// cut should occur
selectContentInput();
contentInput.oncut = function(event) {
ok(event instanceof ClipboardEvent, "cut event is a ClipboardEvent");
ok(event.clipboardData instanceof DataTransfer, "cut event dataTransfer is a DataTransfer");
is(event.target, contentInput, "cut event target");
is(SpecialPowers.wrap(event.clipboardData).mozItemCount, 0, "cut event mozItemCount");
is(event.clipboardData.getData("text/plain"), "", "cut event getData");
event.clipboardData.setData("text/plain", "This is some dataTransfer text");
cachedCutData = event.clipboardData;
};
try {
await putOnClipboard("INPUT TEXT", () => {
synthesizeKey("x", {accelKey: 1});
}, "cut using dataTransfer on plaintext editor set clipboard correctly");
is(contentInput.value, "",
"cut using dataTransfer on plaintext editor cleared input");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_cut_abort_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Cut using event.dataTransfer but cancel the event. The data should be
// put on the clipboard but since we don't modify the input value, the input
// should have the same value.
selectContentInput();
contentInput.oncut = function(event) {
event.clipboardData.setData("text/plain", "Cut dataTransfer text");
return false;
};
try {
await putOnClipboard("Cut dataTransfer text", () => {
synthesizeKey("x", {accelKey: 1});
}, "aborted cut using dataTransfer on plaintext editor set clipboard correctly");
is(contentInput.value, "INPUT TEXT",
"aborted cut using dataTransfer on plaintext editor did not modify input");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_copy_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Copy using event.dataTransfer
selectContentInput();
contentInput.oncopy = function(event) {
ok(event instanceof ClipboardEvent, "copy event is a ClipboardEvent");
ok(event.clipboardData instanceof DataTransfer, "copy event dataTransfer is a DataTransfer");
is(event.target, contentInput, "copy event target");
is(SpecialPowers.wrap(event.clipboardData).mozItemCount, 0, "copy event mozItemCount");
is(event.clipboardData.getData("text/plain"), "", "copy event getData");
event.clipboardData.setData("text/plain", "Copied dataTransfer text");
cachedCopyData = event.clipboardData;
};
try {
await putOnClipboard("INPUT TEXT", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy using dataTransfer on plaintext editor set clipboard correctly");
is(contentInput.value, "INPUT TEXT",
"copy using dataTransfer on plaintext editor did not modify input");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_copy_abort_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Copy using event.dataTransfer but cancel the event.
selectContentInput();
contentInput.oncopy = function(event) {
event.clipboardData.setData("text/plain", "Copy dataTransfer text");
return false;
};
try {
await putOnClipboard("Copy dataTransfer text", () => {
synthesizeKey("c", {accelKey: 1});
}, "aborted copy using dataTransfer on plaintext editor set clipboard correctly");
is(contentInput.value, "INPUT TEXT",
"aborted copy using dataTransfer on plaintext editor did not modify input");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_input_paste_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Paste using event.dataTransfer
selectContentInput();
contentInput.onpaste = function(event) {
ok(event instanceof ClipboardEvent, "paste event is an ClipboardEvent");
ok(event.clipboardData instanceof DataTransfer, "paste event dataTransfer is a DataTransfer");
is(event.target, contentInput, "paste event target");
is(SpecialPowers.wrap(event.clipboardData).mozItemCount, 1, "paste event mozItemCount");
is(event.clipboardData.getData("text/plain"), clipboardInitialValue, "paste event getData");
cachedPasteData = event.clipboardData;
};
synthesizeKey("v", {accelKey: 1});
is(getClipboardText(), clipboardInitialValue,
"paste using dataTransfer on plaintext editor did not modify clipboard contents");
is(contentInput.value, clipboardInitialValue,
"paste using dataTransfer on plaintext editor modified input");
});
add_task(async function test_input_paste_abort_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Paste using event.dataTransfer but cancel the event
selectContentInput();
contentInput.onpaste = function(event) {
is(event.clipboardData.getData("text/plain"), clipboardInitialValue, "get data on aborted paste");
contentInput.value = "Alternate Paste";
return false;
};
synthesizeKey("v", {accelKey: 1});
is(getClipboardText(), clipboardInitialValue,
"aborted paste using dataTransfer on plaintext editor did not modify clipboard contents");
is(contentInput.value, "Alternate Paste",
"aborted paste using dataTransfer on plaintext editor modified input");
});
add_task(async function test_input_copypaste_dataTransfer_multiple() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Cut several types of data and paste it again
contentInput.value = "This is a line of text";
contentInput.oncopy = function(event) {
var cd = event.clipboardData;
cd.setData("text/plain", "would be a phrase");
var exh = false;
try { SpecialPowers.wrap(cd).mozSetDataAt("text/plain", "Text", 1); } catch (ex) { exh = true; }
ok(exh, "exception occured mozSetDataAt 1");
exh = false;
try { SpecialPowers.wrap(cd).mozTypesAt(1); } catch (ex) { exh = true; }
ok(exh, "exception occured mozTypesAt 1");
exh = false;
try { SpecialPowers.wrap(cd).mozGetDataAt("text/plain", 1); } catch (ex) { exh = true; }
ok(exh, "exception occured mozGetDataAt 1");
exh = false;
try { cd.mozClearDataAt("text/plain", 1); } catch (ex) { exh = true; }
ok(exh, "exception occured mozClearDataAt 1");
cd.setData("text/x-moz-url", "http://www.mozilla.org");
SpecialPowers.wrap(cd).mozSetDataAt("text/x-custom", "Custom Text with \u0000 null", 0);
is(SpecialPowers.wrap(cd).mozItemCount, 1, "mozItemCount after set multiple types");
return false;
};
try {
selectContentInput();
await putOnClipboard("would be a phrase", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy multiple types text");
contentInput.oncopy = null; // XXX Not sure why this is required...
} catch (e) {
ok(false, e.toString());
return;
}
contentInput.setSelectionRange(5, 14);
contentInput.onpaste = function(event) {
var cd = event.clipboardData;
is(SpecialPowers.wrap(cd).mozItemCount, 1, "paste after copy multiple types mozItemCount");
is(cd.getData("text/plain"), "would be a phrase", "paste text/plain multiple types");
// Firefox for Android's clipboard code doesn't handle x-moz-url. Therefore
// disabling the following test. Enable this once bug #840101 is fixed.
if (!navigator.appVersion.includes("Android")) {
is(cd.getData("text/x-moz-url"), "http://www.mozilla.org", "paste text/x-moz-url multiple types");
is(cd.getData("text/x-custom"), "Custom Text with \u0000 null", "paste text/custom multiple types");
} else {
is(cd.getData("text/x-custom"), "", "paste text/custom multiple types");
}
is(cd.getData("application/x-moz-custom-clipdata"), "", "application/x-moz-custom-clipdata is not present");
exh = false;
try { cd.setData("application/x-moz-custom-clipdata", "Some Data"); } catch (ex) { exh = true; }
ok(exh, "exception occured setData with application/x-moz-custom-clipdata");
exh = false;
try { cd.setData("text/plain", "Text on Paste"); } catch (ex) { exh = true; }
ok(exh, "exception occured setData on paste");
is(cd.getData("text/plain"), "would be a phrase", "text/plain data unchanged");
};
synthesizeKey("v", {accelKey: 1});
is(contentInput.value, "This would be a phrase of text",
"default paste after copy multiple types");
});
add_task(async function test_input_copy_button_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Copy using event.dataTransfer when a button is focused.
var button = document.getElementById("button");
button.focus();
button.oncopy = function(event) {
ok(false, "should not be firing copy event on button");
return false;
};
try {
// copy should not occur here because buttons don't have any controller
// for the copy command
await wontPutOnClipboard("", () => {
synthesizeKey("c", {accelKey: 1});
}, "Accel-C on the `<button>` shouldn't modify the clipboard data");
ok(true, "Accel-C on the <button> shouldn't modify the clipboard data");
} catch (e) {
ok(false, e.toString());
}
try {
selectContentDiv();
await putOnClipboard("CONTENT TEXT", () => {
synthesizeKey("c", {accelKey: 1});
}, "Accel-C with selecting the content <div> should modify the clipboard data with text in it");
} catch (e) {
ok(false, e.toString());
}
});
add_task(async function test_eventspref_disabled() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Disable clipboard events
try {
await SpecialPowers.pushPrefEnv({
set: [['dom.event.clipboardevents.enabled', false]]
});
var event_fired = false;
var input_data = undefined;
contentInput.oncut = function() { event_fired = true; };
contentInput.oncopy = function() { event_fired = true; };
contentInput.onpaste = function() { event_fired = true; };
contentInput.oninput = function(event) { input_data = event.data; };
selectContentInput();
contentInput.setSelectionRange(1, 4);
await putOnClipboard("NPU", () => {
synthesizeKey("x", {accelKey: 1});
}, "cut changed clipboard when preference is disabled");
is(contentInput.value, "IT TEXT", "cut changed text when preference is disabled");
ok(!event_fired, "cut event did not fire when preference is disabled");
is(input_data, null, "cut should cause input event whose data value is null");
event_fired = false;
input_data = undefined;
contentInput.setSelectionRange(3, 6);
await putOnClipboard("TEX", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy changed clipboard when preference is disabled");
ok(!event_fired, "copy event did not fire when preference is disabled")
is(input_data, undefined, "copy shouldn't cause input event");
event_fired = false;
contentInput.setSelectionRange(0, 2);
synthesizeKey("v", {accelKey: 1});
is(contentInput.value, "TEX TEXT", "paste changed text when preference is disabled");
ok(!event_fired, "paste event did not fire when preference is disabled");
is(input_data, "",
"paste should cause input event but whose data value should be empty string if clipboard event is disabled");
} catch (e) {
ok(false, e.toString());
} finally {
await SpecialPowers.popPrefEnv();
}
});
let expectedData = [];
// Check to make that synthetic events do not change the clipboard
add_task(async function test_synthetic_events() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
let syntheticSpot = document.getElementById("syntheticSpot");
// No dataType specified
let event = new ClipboardEvent("cut", { data: "something" });
expectedData = { type: "cut", data: null }
compareSynthetic(event, "before");
syntheticSpot.dispatchEvent(event);
ok(expectedData.eventFired, "cut event fired");
compareSynthetic(event, "after");
event = new ClipboardEvent("cut", { dataType: "text/plain", data: "something" });
expectedData = { type: "cut", dataType: "text/plain", data: "something" }
compareSynthetic(event, "before");
syntheticSpot.dispatchEvent(event);
ok(expectedData.eventFired, "cut event fired");
compareSynthetic(event, "after");
event = new ClipboardEvent("copy", { dataType: "text/plain", data: "something" });
expectedData = { type: "copy", dataType: "text/plain", data: "something" }
compareSynthetic(event, "before");
syntheticSpot.dispatchEvent(event);
ok(expectedData.eventFired, "copy event fired");
compareSynthetic(event, "after");
event = new ClipboardEvent("copy", { dataType: "text/plain" });
expectedData = { type: "copy", dataType: "text/plain", data: "" }
compareSynthetic(event, "before");
syntheticSpot.dispatchEvent(event);
ok(expectedData.eventFired, "copy event fired");
compareSynthetic(event, "after");
event = new ClipboardEvent("paste", { dataType: "text/plain", data: "something" });
expectedData = { type: "paste", dataType: "text/plain", data: "something" }
compareSynthetic(event, "before");
syntheticSpot.dispatchEvent(event);
ok(expectedData.eventFired, "paste event fired");
compareSynthetic(event, "after");
event = new ClipboardEvent("paste", { dataType: "application/unknown", data: "unknown" });
expectedData = { type: "paste", dataType: "application/unknown", data: "unknown" }
compareSynthetic(event, "before");
syntheticSpot.dispatchEvent(event);
ok(expectedData.eventFired, "paste event fired");
compareSynthetic(event, "after");
});
function compareSynthetic(event, eventtype) {
let step = (eventtype == "cut" || eventtype == "copy" || eventtype == "paste") ? "during" : eventtype;
if (step == "during") {
is(eventtype, expectedData.type, "synthetic " + eventtype + " event fired");
}
ok(event.clipboardData instanceof DataTransfer, "clipboardData is assigned");
is(event.type, expectedData.type, "synthetic " + eventtype + " event type");
if (expectedData.data === null) {
is(SpecialPowers.wrap(event.clipboardData).mozItemCount, 0, "synthetic " + eventtype + " empty data");
}
else {
is(SpecialPowers.wrap(event.clipboardData).mozItemCount, 1, "synthetic " + eventtype + " item count");
is(event.clipboardData.types.length, 1, "synthetic " + eventtype + " types length");
is(event.clipboardData.getData(expectedData.dataType), expectedData.data,
"synthetic " + eventtype + " data");
}
is(getClipboardText(), "empty", "event does not change the clipboard " + step + " dispatch");
if (step == "during") {
expectedData.eventFired = true;
}
}
async function checkCachedDataTransfer(cd, eventtype) {
var testprefix = "cached " + eventtype + " dataTransfer";
try {
await putOnClipboard("Some Clipboard Text", () => { setClipboardText("Some Clipboard Text") },
"change clipboard outside of event");
} catch (e) {
ok(false, e.toString());
return;
}
var oldtext = cd.getData("text/plain");
ok(!oldtext, "clipboard get using " + testprefix);
try {
SpecialPowers.wrap(cd).mozSetDataAt("text/plain", "Test Cache Data", 0);
} catch (ex) {}
ok(!cd.getData("text/plain"), "clipboard set using " + testprefix);
is(getClipboardText(), "Some Clipboard Text", "clipboard not changed using " + testprefix);
try {
cd.mozClearDataAt("text/plain", 0);
} catch (ex) {}
ok(!cd.getData("text/plain"), "clipboard clear using " + testprefix);
is(getClipboardText(), "Some Clipboard Text", "clipboard not changed using " + testprefix);
}
add_task(async function test_modify_datatransfer_outofevent() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Check if the cached clipboard data can be accessed or modified
// and whether it modifies the real clipboard
// XXX Depends on test_input_cut_dataTransfer()
if (cachedCutData) {
await checkCachedDataTransfer(cachedCutData, "cut");
} else {
todo(false, "test_input_cut_dataTransfer must have been failed, skipping tests with its dataTransfer");
}
// XXX Depends on test_input_copy_dataTransfer()
if (cachedCopyData) {
await checkCachedDataTransfer(cachedCopyData, "copy");
} else {
todo(false, "test_input_copy_dataTransfer must have been failed, skipping tests with its dataTransfer");
}
// XXX Depends on test_input_paste_dataTransfer()
if (cachedPasteData) {
await checkCachedDataTransfer(cachedPasteData, "paste");
} else {
todo(false, "test_input_paste_dataTransfer must have been failed, skipping tests with its dataTransfer");
}
});
add_task(async function test_input_cut_disallowed_types_dataTransfer() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
selectContentInput();
let oncutExecuted = false;
contentInput.oncut = function(event) {
// Setting an arbitrary type should be OK
try {
event.clipboardData.setData("apple/cider", "Anything your heart desires");
ok(true, "We should have successfully executed the setData call");
} catch(e) {
ok(false, "We should not have gotten an exception for trying to set that data");
}
// Unless that type happens to be application/x-moz-custom-clipdata
try {
event.clipboardData.setData("application/x-moz-custom-clipdata", "Anything your heart desires");
ok(false, "We should not have successfully executed the setData call");
} catch(e) {
is(e.name, "NotSupportedError",
"We should have gotten an NotSupportedError exception for trying to set that data");
}
oncutExecuted = true;
};
try {
await putOnClipboard("INPUT TEXT", () => {
synthesizeKey("x", {accelKey: 1});
}, "The oncut handler should have been executed data");
ok(oncutExecuted, "The oncut handler should have been executed");
} catch (e) {
ok(false, "Failed to copy the data given by the oncut");
}
});
// Try copying an image to the clipboard and make sure that it looks correct when pasting it.
add_task(async function test_image_dataTransfer() {
// cmd_copyImageContents errors on Android (bug 1299578).
if (navigator.userAgent.includes("Android")) {
return;
}
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
// Copy the image's data to the clipboard
try {
await putOnClipboard("", () => {
SpecialPowers.setCommandNode(window, document.getElementById("image"));
SpecialPowers.doCommand(window, "cmd_copyImageContents");
}, "copy changed clipboard when preference is disabled");
} catch (e) {
ok(false, e.toString());
}
let onpasteCalled = false;
document.onpaste = function(event) {
ok(event instanceof ClipboardEvent, "paste event is an ClipboardEvent");
ok(event.clipboardData instanceof DataTransfer, "paste event dataTransfer is a DataTransfer");
let items = event.clipboardData.items;
let foundData = false;
for (let i = 0; i < items.length; ++i) {
if (items[i].kind == "file") {
foundData = true;
is(items[i].type, "image/png", "The type of the data must be image/png");
is(items[i].getAsFile().type, "image/png", "The attached file must be image/png");
}
}
ok(foundData, "Should have found a file entry in the DataTransferItemList");
let files = event.clipboardData.files;
is(files.length, 1, "There should only be one file on the DataTransfer");
is(files[0].type, "image/png", "The only file should be an image/png");
onpasteCalled = true;
}
synthesizeKey("v", {accelKey: 1});
ok(onpasteCalled, "The paste event listener must have been called");
});
add_task(async function test_event_target() {
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
let copyTarget = null;
addEventListenerTo(document, "copy", (event) => { copyTarget = event.target; }, {once: true});
if (document.activeElement) {
document.activeElement.blur();
}
let selection = document.getSelection();
selection.setBaseAndExtent(content.firstChild, "CONTENT ".length,
content.firstChild, "CONTENT TEXT".length);
try {
await putOnClipboard("TEXT", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy text from non-editable element");
} catch (e) {
ok(false, e.toString());
}
is(copyTarget.getAttribute("id"), "content", "Copy event's target should be always an element");
// Create a contenteditable element to check complicated event target.
contenteditableContainer.innerHTML = '<div contenteditable><p id="p1">foo</p><p id="p2">bar</p></div>';
contenteditableContainer.firstChild.focus();
let p1 = document.getElementById("p1");
let p2 = document.getElementById("p2");
selection.setBaseAndExtent(p1.firstChild, 1, p2.firstChild, 1);
let pasteTarget = null;
let pasteEventCount = 0;
function pasteEventLogger(event) {
pasteTarget = event.target;
pasteEventCount++;
}
addEventListenerTo(document, "paste", pasteEventLogger);
synthesizeKey("v", {accelKey: 1});
is(pasteTarget.getAttribute("id"), "p1",
"'paste' event's target should be always an element which includes start container of the first Selection range");
is(pasteEventCount, 1,
"'paste' event should be fired only once when Accel+'v' is pressed");
});
add_task(async function test_paste_event_for_middle_click_without_HTMLEditor() {
await SpecialPowers.pushPrefEnv({"set": [["middlemouse.paste", true],
["middlemouse.contentLoadURL", false]]});
try {
await reset();
} catch (e) {
ok(false, `Failed to reset (${e.toString()})`);
return;
}
contenteditableContainer.innerHTML = '<div id="non-editable-target">non-editable</div>';
let noneditableDiv = document.getElementById("non-editable-target");
ok(!getHTMLEditor(), "There should not be HTMLEditor");
let selection = document.getSelection();
selection.setBaseAndExtent(content.firstChild, 0,
content.firstChild, "CONTENT".length);
try {
await putOnClipboard("CONTENT", () => {
synthesizeKey("c", {accelKey: 1});
}, "copy text from non-editable element");
} catch (e) {
ok(false, e.toString());
return;
}
let auxclickFired = false;
function onAuxClick(event) {
auxclickFired = true;
}
addEventListenerTo(document, "auxclick", onAuxClick);
let pasteEventCount = 0;
function onPaste(event) {
pasteEventCount++;
ok(auxclickFired, "'auxclick' event should be fired before 'paste' event");
is(event.target, noneditableDiv,
"'paste' event should be fired on the clicked element");
}
addEventListenerTo(document, "paste", onPaste);
synthesizeMouseAtCenter(noneditableDiv, {button: 1});
is(pasteEventCount, 1, "'paste' event should be fired just once");
pasteEventCount = 0;
auxclickFired = false;
addEventListenerTo(document, "mouseup", (event) => { event.preventDefault(); }, {once: true});
synthesizeMouseAtCenter(noneditableDiv, {button: 1});
is(pasteEventCount, 1,
"Even if 'mouseup' event is consumed, 'paste' event should be fired");
pasteEventCount = 0;
auxclickFired = false;
addEventListenerTo(document, "auxclick", (event) => { event.preventDefault(); }, {once: true, capture: true});
synthesizeMouseAtCenter(noneditableDiv, {button: 1});
ok(auxclickFired, "'auxclickFired' fired");
is(pasteEventCount, 0,
"If 'auxclick' event is consumed at capturing phase at the document node, 'paste' event should not be fired");
pasteEventCount = 0;
auxclickFired = false;
addEventListenerTo(noneditableDiv, "auxclick", (event) => { event.preventDefault(); }, {once: true});
synthesizeMouseAtCenter(noneditableDiv, {button: 1});
ok(auxclickFired, "'auxclick' fired");
is(pasteEventCount, 0,
"If 'auxclick' event listener is added to the click event target, 'paste' event should not be fired");
pasteEventCount = 0;
auxclickFired = false;
addEventListenerTo(document, "auxclick", (event) => { event.preventDefault(); }, {once: true});
synthesizeMouseAtCenter(noneditableDiv, {button: 1});
ok(auxclickFired, "'auxclick' fired");
is(pasteEventCount, 0,
"If 'auxclick' event is consumed, 'paste' event should be not be fired");
});
add_task(function cleaning_up() {
try {
disableNonTestMouseEvents(false);
} finally {
window.close();
}
});
</script>
</pre>
</body>
</html>
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