gecko/content/base/test/copypaste.js

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JavaScript
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/* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/ */
function modifySelection(s) {
var g = window.getSelection();
var l = g.getRangeAt(0);
var d = document.createElement("p");
d.innerHTML = s;
d.appendChild(l.cloneContents());
var e = document.createElement("div");
document.body.appendChild(e);
e.appendChild(d);
var a = document.createRange();
a.selectNode(d);
g.removeAllRanges();
g.addRange(a);
window.setTimeout(function () {
e.parentNode.removeChild(e);
g.removeAllRanges();
g.addRange(l);
}, 0)
}
function getLoadContext() {
var Ci = SpecialPowers.Ci;
return SpecialPowers.wrap(window).QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsILoadContext);
}
function testCopyPaste (isXHTML) {
var suppressUnicodeCheckIfHidden = !!isXHTML;
var suppressHTMLCheck = !!isXHTML;
var webnav = SpecialPowers.wrap(window).QueryInterface(SpecialPowers.Ci.nsIInterfaceRequestor)
.getInterface(SpecialPowers.Ci.nsIWebNavigation)
var docShell = webnav.QueryInterface(SpecialPowers.Ci.nsIDocShell);
var documentViewer = docShell.contentViewer
.QueryInterface(SpecialPowers.Ci.nsIContentViewerEdit);
var clipboard = SpecialPowers.Services.clipboard;
var textarea = SpecialPowers.wrap(document.getElementById('input'));
function copySelectionToClipboard(suppressUnicodeCheck) {
documentViewer.copySelection();
if (!suppressUnicodeCheck)
ok(clipboard.hasDataMatchingFlavors(["text/unicode"], 1,1), "check text/unicode");
if (!suppressHTMLCheck)
ok(clipboard.hasDataMatchingFlavors(["text/html"], 1,1), "check text/html");
}
function copyToClipboard(node, suppressUnicodeCheck) {
textarea.blur();
clipboard.emptyClipboard(1);
var sel = window.getSelection();
sel.removeAllRanges();
var r = document.createRange();
r.selectNode(node);
window.getSelection().addRange(r);
copySelectionToClipboard(suppressUnicodeCheck);
}
function copyRangeToClipboard(startNode,startIndex,endNode,endIndex,suppressUnicodeCheck) {
textarea.blur();
clipboard.emptyClipboard(1);
var sel = window.getSelection();
sel.removeAllRanges();
var r = document.createRange();
r.setStart(startNode,startIndex)
r.setEnd(endNode,endIndex)
window.getSelection().addRange(r);
copySelectionToClipboard(suppressUnicodeCheck);
}
function copyChildrenToClipboard(id) {
textarea.blur();
clipboard.emptyClipboard(1);
window.getSelection().selectAllChildren(document.getElementById(id));
copySelectionToClipboard();
}
function getClipboardData(mime) {
var transferable = SpecialPowers.Cc['@mozilla.org/widget/transferable;1']
.createInstance(SpecialPowers.Ci.nsITransferable);
transferable.init(getLoadContext());
transferable.addDataFlavor(mime);
clipboard.getData(transferable, 1);
var data = SpecialPowers.createBlankObject();
transferable.getTransferData(mime, data, {}) ;
return data;
}
function testClipboardValue(mime, expected) {
if (suppressHTMLCheck && mime == "text/html")
return null;
var data = SpecialPowers.wrap(getClipboardData(mime));
is (data.value == null ? data.value :
data.value.QueryInterface(SpecialPowers.Ci.nsISupportsString).data,
expected,
mime + " value in the clipboard");
return data.value;
}
function testPasteText(expected) {
textarea.value="";
textarea.focus();
textarea.editor.paste(1);
is(textarea.value, expected, "value of the textarea after the paste");
}
function testSelectionToString(expected) {
is(window.getSelection().toString().replace(/\r\n/g,"\n"), expected, "Selection.toString");
}
function testInnerHTML(id, expected) {
var value = document.getElementById(id).innerHTML;
is(value, expected, id + ".innerHTML");
}
function testEmptyChildren(id) {
copyChildrenToClipboard(id);
testSelectionToString("");
testClipboardValue("text/unicode", null);
testClipboardValue("text/html", null);
testPasteText("");
}
copyChildrenToClipboard("draggable");
testSelectionToString("This is a draggable bit of text.");
testClipboardValue("text/unicode",
"This is a draggable bit of text.");
testClipboardValue("text/html",
"<div id=\"draggable\" title=\"title to have a long HTML line\">This is a <em>draggable</em> bit of text.</div>");
testPasteText("This is a draggable bit of text.");
copyChildrenToClipboard("alist");
testSelectionToString(" bla\n\n foo\n bar\n\n");
testClipboardValue("text/unicode", " bla\n\n foo\n bar\n\n");
testClipboardValue("text/html", "<div id=\"alist\">\n bla\n <ul>\n <li>foo</li>\n \n <li>bar</li>\n </ul>\n </div>");
testPasteText(" bla\n\n foo\n bar\n\n");
copyChildrenToClipboard("blist");
testSelectionToString(" mozilla\n\n foo\n bar\n\n");
testClipboardValue("text/unicode", " mozilla\n\n foo\n bar\n\n");
testClipboardValue("text/html", "<div id=\"blist\">\n mozilla\n <ol>\n <li>foo</li>\n \n <li>bar</li>\n </ol>\n </div>");
testPasteText(" mozilla\n\n foo\n bar\n\n");
copyChildrenToClipboard("clist");
testSelectionToString(" mzla\n\n foo\n bazzinga!\n bar\n\n");
testClipboardValue("text/unicode", " mzla\n\n foo\n bazzinga!\n bar\n\n");
testClipboardValue("text/html", "<div id=\"clist\">\n mzla\n <ul>\n <li>foo<ul>\n <li>bazzinga!</li>\n </ul></li>\n \n <li>bar</li>\n </ul>\n </div>");
testPasteText(" mzla\n\n foo\n bazzinga!\n bar\n\n");
copyChildrenToClipboard("div4");
testSelectionToString(" Tt t t ");
testClipboardValue("text/unicode", " Tt t t ");
if (isXHTML) {
testClipboardValue("text/html", "<div id=\"div4\">\n T<textarea xmlns=\"http://www.w3.org/1999/xhtml\">t t t</textarea>\n</div>");
testInnerHTML("div4", "\n T<textarea xmlns=\"http://www.w3.org/1999/xhtml\">t t t</textarea>\n");
}
else {
testClipboardValue("text/html", "<div id=\"div4\">\n T<textarea>t t t</textarea>\n</div>");
testInnerHTML("div4", "\n T<textarea>t t t</textarea>\n");
}
testPasteText(" Tt t t ");
copyChildrenToClipboard("div5");
testSelectionToString(" T ");
testClipboardValue("text/unicode", " T ");
if (isXHTML) {
testClipboardValue("text/html", "<div id=\"div5\">\n T<textarea xmlns=\"http://www.w3.org/1999/xhtml\"> </textarea>\n</div>");
testInnerHTML("div5", "\n T<textarea xmlns=\"http://www.w3.org/1999/xhtml\"> </textarea>\n");
}
else {
testClipboardValue("text/html", "<div id=\"div5\">\n T<textarea> </textarea>\n</div>");
testInnerHTML("div5", "\n T<textarea> </textarea>\n");
}
testPasteText(" T ");
copyRangeToClipboard($("div6").childNodes[0],0, $("div6").childNodes[1],1,suppressUnicodeCheckIfHidden);
testSelectionToString("");
// START Disabled due to bug 564688
if (false) {
testClipboardValue("text/unicode", "");
testClipboardValue("text/html", "");
}
// END Disabled due to bug 564688
testInnerHTML("div6", "div6");
copyRangeToClipboard($("div7").childNodes[0],0, $("div7").childNodes[0],4,suppressUnicodeCheckIfHidden);
testSelectionToString("");
// START Disabled due to bug 564688
if (false) {
testClipboardValue("text/unicode", "");
testClipboardValue("text/html", "");
}
// END Disabled due to bug 564688
testInnerHTML("div7", "div7");
copyRangeToClipboard($("div8").childNodes[0],0, $("div8").childNodes[0],4,suppressUnicodeCheckIfHidden);
testSelectionToString("");
// START Disabled due to bug 564688
if (false) {
testClipboardValue("text/unicode", "");
testClipboardValue("text/html", "");
}
// END Disabled due to bug 564688
testInnerHTML("div8", "div8");
copyRangeToClipboard($("div9").childNodes[0],0, $("div9").childNodes[0],4,suppressUnicodeCheckIfHidden);
testSelectionToString("div9");
testClipboardValue("text/unicode", "div9");
testClipboardValue("text/html", "div9");
testInnerHTML("div9", "div9");
copyToClipboard($("div10"), suppressUnicodeCheckIfHidden);
testSelectionToString("");
testInnerHTML("div10", "div10");
copyToClipboard($("div10").firstChild, suppressUnicodeCheckIfHidden);
testSelectionToString("");
copyRangeToClipboard($("div10").childNodes[0],0, $("div10").childNodes[0],1,suppressUnicodeCheckIfHidden);
testSelectionToString("");
copyRangeToClipboard($("div10").childNodes[1],0, $("div10").childNodes[1],1,suppressUnicodeCheckIfHidden);
testSelectionToString("");
// ============ copy/paste test from/to a textarea
var val = "1\n 2\n 3";
textarea.value=val;
textarea.select();
textarea.editor.copy();
textarea.value="";
textarea.editor.paste(1);
is(textarea.value, val);
textarea.value="";
// ============ NOSCRIPT should not be copied
copyChildrenToClipboard("div13");
testSelectionToString("__");
testClipboardValue("text/unicode", "__");
testClipboardValue("text/html", "<div id=\"div13\">__</div>");
testPasteText("__");
// ============ converting cell boundaries to tabs in tables
copyToClipboard($("tr1"));
testClipboardValue("text/unicode", "foo\tbar");
// ============ manipulating Selection in oncopy
copyRangeToClipboard($("div11").childNodes[0],0, $("div11").childNodes[1],2);
testClipboardValue("text/unicode", "Xdiv11");
testClipboardValue("text/html", "<div><p>X<span>div</span>11</p></div>");
setTimeout(function(){testSelectionToString("div11")},0);
setTimeout(function(){
copyRangeToClipboard($("div12").childNodes[0],0, $("div12").childNodes[1],2);
testClipboardValue("text/unicode", "Xdiv12");
testClipboardValue("text/html", "<div><p>X<span>div</span>12</p></div>");
setTimeout(function(){
testSelectionToString("div12");
setTimeout(SimpleTest.finish,0);
},0);
},0);
}