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diff --git a/dom/tests/mochitest/general/test_clipboard_events.html b/dom/tests/mochitest/general/test_clipboard_events.html new file mode 100644 index 000000000..eb8e0258f --- /dev/null +++ b/dom/tests/mochitest/general/test_clipboard_events.html @@ -0,0 +1,725 @@ +<!DOCTYPE HTML> +<html> +<head> + <title>Test for Clipboard Events</title> + <script type="text/javascript" src="/MochiKit/MochiKit.js"></script> + <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="application/javascript" 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> + +<pre id="test"> +<script class="testbody" type="text/javascript;version=1.7"> + +var content = document.getElementById("content"); +var contentInput = document.getElementById("content-input"); +var clipboardInitialValue = "empty"; + +// 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. +var cb_text = "empty_" + Math.random(); +setClipboardText(cb_text); + +is(getClipboardText(), cb_text, "set/get clipboard text failed"); + +var cachedCutData, cachedCopyData, cachedPasteData; + +// A list of test functions to run. 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. +var testFunctions = [ + test_dom_oncopy, + test_dom_oncut, + test_dom_onpaste, + test_dom_oncopy_abort, + test_input_oncopy, + test_input_oncut, + test_input_onpaste, + test_input_oncopy_abort, + test_input_oncut_abort, + test_input_onpaste_abort, + test_input_cut_dataTransfer, + test_input_cut_abort_dataTransfer, + test_input_copy_dataTransfer, + test_input_paste_dataTransfer, + test_input_paste_abort_dataTransfer, + test_input_copypaste_dataTransfer_multiple, + test_input_copy_button_dataTransfer, + test_eventspref_disabled, + test_image_dataTransfer, + ]; + +function doTests() +{ + // Init clipboard + setClipboardText(clipboardInitialValue); + + // Reset value of contentInput. + contentInput.value = "INPUT TEXT"; + + if (testFunctions.length) { + let func = testFunctions.shift(); + let result = func(); + if (result instanceof Promise) { + result.then(doTests); + } + else { + doTests(); + } + } + else { + // Check if the cached clipboard data can be accessed or modified + // and whether it modifies the real clipboard + checkCachedDataTransfer(cachedCutData, "cut"); + checkCachedDataTransfer(cachedCopyData, "copy"); + checkCachedDataTransfer(cachedPasteData, "paste"); + + checkSyntheticEvents(); + + SimpleTest.finish(); + } +} + +SimpleTest.waitForExplicitFinish(); + +function getClipboardText() { + return SpecialPowers.getClipboardData("text/unicode"); +} + + +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.select(); + contentInput.focus(); +} + +function test_dom_oncopy() { + // 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 { + synthesizeKey("c", {accelKey: 1}); + ok(oncopy_fired, "copy event firing on DOM element"); + is(getClipboardText(), "CONTENT TEXT", + "copy on DOM element set clipboard correctly"); + } finally { + content.oncopy = null; + } +} + +function test_dom_oncut() { + // 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 is clipboardInitialValue, NOT "CONTENT TEXT". + selectContentDiv(); + var oncut_fired = false; + content.oncut = function() { oncut_fired = true; }; + try { + synthesizeKey("x", {accelKey: 1}); + ok(oncut_fired, "cut event firing on DOM element") + is(getClipboardText(), clipboardInitialValue, + "cut on DOM element did not modify clipboard"); + } finally { + content.oncut = null; + } +} + + +function test_dom_onpaste() { + // 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; }; + try { + synthesizeKey("v", {accelKey: 1}); + ok(onpaste_fired, "paste event firing on DOM element"); + } finally { + content.onpaste = null; + } +} + + +function test_dom_oncopy_abort() { + // 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 { + synthesizeKey("c", {accelKey: 1}); + ok(oncopy_fired, "copy event (to-be-cancelled) firing on DOM element"); + is(getClipboardText(), clipboardInitialValue, + "aborted copy on DOM element did not modify clipboard"); + } finally { + content.oncopy = null; + } +} + + +function test_input_oncopy() { + // 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); + + var oncopy_fired = false; + contentInput.oncopy = function() { oncopy_fired = true; }; + try { + synthesizeKey("c", {accelKey: 1}); + ok(oncopy_fired, "copy event firing on plaintext editor"); + is(getClipboardText(), "PUT TE", + "copy on plaintext editor set clipboard correctly"); + } finally { + contentInput.oncopy = null; + } +} + + +function test_input_oncut() { + // 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(); + var oncut_fired = false; + contentInput.oncut = function() { oncut_fired = true; }; + try { + synthesizeKey("x", {accelKey: 1}); + ok(oncut_fired, "cut event firing on plaintext editor"); + is(getClipboardText(), "INPUT TEXT", + "cut on plaintext editor set clipboard correctly"); + is(contentInput.value, "", + "cut on plaintext editor emptied editor"); + } finally { + contentInput.oncut = null; + } +} + + +function test_input_onpaste() { + // 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(); + var onpaste_fired = false; + contentInput.onpaste = function() { onpaste_fired = true; }; + try { + 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(contentInput.value, clipboardInitialValue, + "paste on plaintext editor did modify editor value"); + } finally { + contentInput.onpaste = null; + } +} + + +function test_input_oncopy_abort() { + // Setup an oncopy event handler, fire copy. Ensure that the event + // handler was called, and that the clipboard value did NOT change. + selectContentInput(); + var oncopy_fired = false; + contentInput.oncopy = function() { oncopy_fired = true; return false; }; + try { + synthesizeKey("c", {accelKey: 1}); + ok(oncopy_fired, "copy event (to-be-cancelled) firing on plaintext editor"); + is(getClipboardText(), clipboardInitialValue, + "aborted copy on plaintext editor did not modify clipboard"); + } finally { + contentInput.oncopy = null; + } +} + + +function test_input_oncut_abort() { + // 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(); + var oncut_fired = false; + contentInput.oncut = function() { oncut_fired = true; return false; }; + try { + synthesizeKey("x", {accelKey: 1}); + ok(oncut_fired, "cut event (to-be-cancelled) firing on plaintext editor"); + is(getClipboardText(), clipboardInitialValue, + "aborted cut on plaintext editor did not modify clipboard."); + is(contentInput.value, "INPUT TEXT", + "aborted cut on plaintext editor did not modify editor contents"); + } finally { + contentInput.oncut = null; + } +} + + +function test_input_onpaste_abort() { + // 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(); + var onpaste_fired = false; + contentInput.onpaste = function() { onpaste_fired = true; return false; }; + try { + 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"); + } finally { + contentInput.onpaste = null; + } +} + + +function test_input_cut_dataTransfer() { + // 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(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 { + synthesizeKey("x", {accelKey: 1}); + is(getClipboardText(), "INPUT TEXT", + "cut using dataTransfer on plaintext editor set clipboard correctly"); + is(contentInput.value, "", + "cut using dataTransfer on plaintext editor cleared input"); + } finally { + contentInput.oncut = null; + } +} + + +function test_input_cut_abort_dataTransfer() { + // 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 { + synthesizeKey("x", {accelKey: 1}); + is(getClipboardText(), "Cut dataTransfer text", + "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"); + } finally { + contentInput.oncut = null; + } +} + + +function test_input_copy_dataTransfer() { + // 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(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 { + synthesizeKey("c", {accelKey: 1}); + is(getClipboardText(), "INPUT TEXT", + "copy using dataTransfer on plaintext editor set clipboard correctly"); + is(contentInput.value, "INPUT TEXT", + "copy using dataTransfer on plaintext editor did not modify input"); + } finally { + contentInput.oncopy = null; + } +} + + +function test_input_copy_abort_dataTransfer() { + // Copy using event.dataTransfer but cancel the event. + selectContentInput(); + contentInput.oncopy = function(event) { + event.clipboardData.setData("text/plain", "Copy dataTransfer text"); + return false; + }; + try { + synthesizeKey("x", {accelKey: 1}); + is(getClipboardText(), "Copy dataTransfer text", + "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"); + } finally { + contentInput.oncopy = null; + } +} + + +function test_input_paste_dataTransfer() { + // 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(event.clipboardData.mozItemCount, 1, "paste event mozItemCount"); + is(event.clipboardData.getData("text/plain"), clipboardInitialValue, "paste event getData"); + cachedPasteData = event.clipboardData; + }; + try { + 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"); + } finally { + contentInput.onpaste = null; + } +} + + +function test_input_paste_abort_dataTransfer() { + // 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; + }; + try { + 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"); + } finally { + contentInput.onpaste = null; + } +} + +function test_input_copypaste_dataTransfer_multiple() { + // 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 { cd.mozSetDataAt("text/plain", "Text", 1); } catch (ex) { exh = true; } + ok(exh, "exception occured mozSetDataAt 1"); + exh = false; + try { cd.mozTypesAt(1); } catch (ex) { exh = true; } + ok(exh, "exception occured mozTypesAt 1"); + exh = false; + try { 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"); + cd.mozSetDataAt("text/x-custom", "Custom Text with \u0000 null", 0); + is(cd.mozItemCount, 1, "mozItemCount after set multiple types"); + return false; + }; + + try { + selectContentInput(); + synthesizeKey("c", {accelKey: 1}); + } + finally { + contentInput.oncopy = null; + } + + is(getClipboardText(), "would be a phrase", "copy multiple types text"); + + contentInput.setSelectionRange(5, 14); + + contentInput.onpaste = function(event) { + var cd = event.clipboardData; + is(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.indexOf("Android") == -1) { + 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"); + }; + try { + synthesizeKey("v", {accelKey: 1}); + is(contentInput.value, "This would be a phrase of text", + "default paste after copy multiple types"); + } finally { + contentInput.onpaste = null; + } +} + +function test_input_copy_button_dataTransfer() { + // 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 + synthesizeKey("c", {accelKey: 1}); + is(getClipboardText(), clipboardInitialValue, + "copy using dataTransfer on plaintext editor set clipboard correctly for button"); + + selectContentDiv(); + synthesizeKey("c", {accelKey: 1}); + is(getClipboardText(), "CONTENT TEXT", + "copy using dataTransfer with selection on plaintext editor set clipboard correctly for button"); + + } finally { + document.documentElement.oncopy = null; + } +} + +function test_eventspref_disabled() { + // Disable clipboard events + return new Promise(resolve => { + SpecialPowers.pushPrefEnv({"set": [['dom.event.clipboardevents.enabled', false]]}, doPrefDisabledTest); + + function doPrefDisabledTest() { + var event_fired = false; + contentInput.oncut = function() { event_fired = true; }; + contentInput.oncopy = function() { event_fired = true; }; + contentInput.onpaste = function() { event_fired = true; }; + try { + selectContentInput(); + contentInput.setSelectionRange(1, 4); + synthesizeKey("x", {accelKey: 1}); + is(contentInput.value, "IT TEXT", "cut changed text when preference is disabled"); + is(getClipboardText(), "NPU", "cut changed clipboard when preference is disabled"); + ok(!event_fired, "cut event did not fire when preference is disabled") + + event_fired = false; + contentInput.setSelectionRange(3, 6); + synthesizeKey("c", {accelKey: 1}); + is(getClipboardText(), "TEX", "copy changed clipboard when preference is disabled"); + ok(!event_fired, "copy event did not fire when preference is disabled") + + 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") + } finally { + contentInput.oncut = null; + contentInput.oncopy = null; + contentInput.onpaste = null; + } + + SpecialPowers.popPrefEnv(resolve); + } + }); +} + +let expectedData = []; + +// Check to make that synthetic events do not change the clipboard +function checkSyntheticEvents() +{ + let syntheticSpot = document.getElementById("syntheticSpot"); + setClipboardText(clipboardInitialValue); + + // 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(event.clipboardData.mozItemCount, 0, "synthetic " + eventtype + " empty data"); + } + else { + is(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; + } +} + +function checkCachedDataTransfer(cd, eventtype) +{ + var testprefix = "cached " + eventtype + " dataTransfer"; + + setClipboardText("Some Clipboard Text"); + + var oldtext = cd.getData("text/plain"); + ok(oldtext != "Some Clipboard Text", "clipboard get using " + testprefix); + + var exh = false; + try { cd.mozSetDataAt("text/plain", "Test Cache Data", 0); } catch (ex) { exh = true; } + ok(eventtype == "paste" ? exh : !exh, "exception occured setting " + testprefix); + + var newtext = (eventtype == "paste") ? cd.getData("text/plain") : + cd.mozGetDataAt("text/plain", 0); + is(newtext, (eventtype == "paste") ? oldtext : "Test Cache Data", + " clipboardData not changed using " + testprefix); + + is(getClipboardText(), "Some Clipboard Text", "clipboard not changed using " + testprefix); + + var exh = false; + try { cd.mozClearDataAt("text/plain", 0); } catch (ex) { exh = true; } + ok(eventtype == "paste" ? exh : !exh, "exception occured clearing " + testprefix); + + is(getClipboardText(), "Some Clipboard Text", "clipboard not changed using " + testprefix); +} + +// Try copying an image to the clipboard and make sure that it looks correct when pasting it. +function test_image_dataTransfer() { + // cmd_copyImageContents errors on Android (bug 1299578). + if (navigator.userAgent.includes("Android")) { + return; + } + + // Copy the image's data to the clipboard + SpecialPowers.setCommandNode(window, document.getElementById("image")); + SpecialPowers.doCommand(window, "cmd_copyImageContents"); + + 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; + } + + try { + synthesizeKey("v", {accelKey: 1}); + ok(onpasteCalled, "The paste event listener must have been called"); + } finally { + document.onpaste = null; + } +} + +SimpleTest.waitForFocus(doTests); + +</script> +</pre> +</body> +</html> |