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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /dom/events/test/test_DataTransferItemList.html
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
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+<html>
+<head>
+ <title>Tests for the DatTransferItemList object</title>
+ <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
+ <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/EventUtils.js"></script>
+ <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/SpawnTask.js"></script>
+ <script type="text/javascript" src="chrome://mochikit/content/tests/SimpleTest/ChromeUtils.js"></script>
+ <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
+</head>
+<body style="height: 300px; overflow: auto;">
+<p id="display"> </p>
+<img id="image" draggable="true" src="data:image/png,%89PNG%0D%0A%1A%0A%00%00%00%0DIHDR%00%00%00%18%00%00%00%18%02%03%00%00%00%9D%19%D5k%00%00%00%04gAMA%00%00%B1%8F%0B%FCa%05%00%00%00%0CPLTE%FF%FF%FF%FF%FF%FF%F7%DC%13%00%00%00%03%80%01X%00%00%00%01tRNS%08N%3DPT%00%00%00%01bKGD%00%88%05%1DH%00%00%00%09pHYs%00%00%0B%11%00%00%0B%11%01%7Fd_%91%00%00%00%07tIME%07%D2%05%0C%14%0C%0D%D8%3F%1FQ%00%00%00%5CIDATx%9C%7D%8E%CB%09%C0%20%10D%07r%B7%20%2F%E9wV0%15h%EA%D9%12D4%BB%C1x%CC%5C%1E%0C%CC%07%C0%9C0%9Dd7()%C0A%D3%8D%E0%B8%10%1DiCHM%D0%AC%D2d%C3M%F1%B4%E7%FF%10%0BY%AC%25%93%CD%CBF%B5%B2%C0%3Alh%CD%AE%13%DF%A5%F7%E0%03byW%09A%B4%F3%E2%00%00%00%00IEND%AEB%60%82">
+<div id="over" "style="width: 100px; height: 100px; border: 2px black dashed;">
+ drag over here
+</div>
+
+<script>
+ function spin() {
+ // Defer to the event loop twice to wait for any events to be flushed out.
+ return new Promise(function(a) {
+ SimpleTest.executeSoon(function() {
+ SimpleTest.executeSoon(a)
+ });
+ });
+ }
+
+ add_task(function* () {
+ yield spin();
+ var draggable = document.getElementById('image');
+ var over = document.getElementById('over');
+
+ var dragstartFired = 0;
+ draggable.addEventListener('dragstart', onDragStart);
+ function onDragStart(e) {
+ draggable.removeEventListener('dragstart', onDragStart);
+
+ var dt = e.dataTransfer;
+ dragstartFired++;
+
+ ok(true, "dragStart event fired");
+ var dtList = e.dataTransfer.items;
+ ok(dtList instanceof DataTransferItemList,
+ "DataTransfer.items returns a DataTransferItemList");
+
+ for (var i = 0; i < dtList.length; i++) {
+ var item = dtList[i];
+ ok(item instanceof DataTransferItem,
+ "operator[] returns DataTransferItem objects");
+ if (item.kind == "file") {
+ var file = item.getAsFile();
+ ok(file instanceof File, "getAsFile() returns File objects");
+ }
+ }
+
+ dtList.clear();
+ is(dtList.length, 0, "after .clear() DataTransferItemList should be empty");
+
+ dtList.add("this is some text", "text/plain");
+ dtList.add("<a href='www.mozilla.org'>this is a link</a>", "text/html");
+ dtList.add("http://www.mozilla.org", "text/uri-list");
+ dtList.add("this is custom-data", "custom-data");
+
+
+ var file = new File(['<a id="a"><b id="b">hey!</b></a>'], "myfile.html",
+ {type: "text/html"});
+
+ dtList.add(file);
+
+ checkTypes(["text/plain", "text/html", "text/uri-list", "custom-data", "text/html"],
+ dtList, "DataTransferItemList.add test");
+
+ var files = e.dataTransfer.files;
+ is(files.length, 1, "DataTransfer.files should contain the one file we added earlier");
+ is(files[0], file, "It should be the same file as the file we originally created");
+ is(file, e.dataTransfer.mozGetDataAt("text/html", 1),
+ "It should be stored in index 1 for mozGetDataAt");
+
+ var file2 = new File(['<a id="c"><b id="d">yo!</b></a>'], "myotherfile.html",
+ {type: "text/html"});
+ dtList.add(file2);
+
+ todo(files.length == 2, "This test has chrome privileges, so the FileList objects aren't updated live");
+ files = e.dataTransfer.files;
+ is(files.length, 2, "The files property should have been updated in place");
+ is(files[1], file2, "It should be the same file as the file we originally created");
+ is(file2, e.dataTransfer.mozGetDataAt("text/html", 2),
+ "It should be stored in index 2 for mozGetDataAt");
+
+ var oldLength = dtList.length;
+ var randomString = "foo!";
+ e.dataTransfer.mozSetDataAt("random/string", randomString, 3);
+ is(oldLength, dtList.length,
+ "Adding a non-file entry to a non-zero index should not add an item to the items list");
+
+ var file3 = new File(['<a id="e"><b id="f">heya!</b></a>'], "yetanotherfile.html",
+ {type: "text/html"});
+ e.dataTransfer.mozSetDataAt("random/string", file3, 3);
+ is(oldLength + 1, dtList.length,
+ "Replacing the entry with a file should add it to the list!");
+ is(dtList[oldLength].getAsFile(), file3, "It should be stored in the last index as a file");
+ is(dtList[oldLength].type, "text/html", "It should have the correct type");
+ is(dtList[oldLength].kind, "file", "It should have the correct kind");
+
+ todo(files.length == 3, "This test has chrome privileges, so the FileList objects aren't updated live");
+ files = e.dataTransfer.files;
+ is(files[files.length - 1], file3, "It should also be in the files list");
+
+ oldLength = dtList.length;
+ var nonstring = {};
+ e.dataTransfer.mozSetDataAt("jsobject", nonstring, 0);
+ is(oldLength + 1, dtList.length,
+ "Adding a non-string object using the mozAPIs to index 0 should add an item to the dataTransfer");
+ is(dtList[oldLength].type, "jsobject", "It should have the correct type");
+ is(dtList[oldLength].kind, "other", "It should have the correct kind");
+
+ // Clear the event's data and get it set up so we can read it later!
+ dtList.clear();
+
+ dtList.add(file);
+ dtList.add("this is some text", "text/plain");
+ is(e.dataTransfer.mozGetDataAt("text/html", 1), file);
+ }
+
+ var getAsStringCalled = 0;
+ var dragenterFired = 0;
+ over.addEventListener('dragenter', onDragEnter);
+ function onDragEnter(e) {
+ over.removeEventListener('dragenter', onDragEnter);
+
+ var dt = e.dataTransfer;
+ dragenterFired++;
+
+ readOnly(e);
+ }
+
+ var dropFired = 0;
+ over.addEventListener('drop', onDrop);
+ function onDrop(e) {
+ over.removeEventListener('drop', onDrop);
+
+ var dt = e.dataTransfer;
+ dropFired++;
+ e.preventDefault();
+
+ readOnly(e);
+ }
+
+
+ function readOnly(e) {
+ var dtList = e.dataTransfer.items;
+ var num = dtList.length;
+
+ // .clear() should have no effect
+ dtList.clear();
+ is(dtList.length, num,
+ ".clear() should have no effect on the object during a readOnly event");
+
+ // .remove(i) should throw InvalidStateError
+ for (var i = 0; i < dtList.length; i++) {
+ expectError(function() { dtList.remove(i); },
+ "InvalidStateError", ".remove(" + i + ") during a readOnly event");
+ }
+
+ // .add() should return null and have no effect
+ var data = [["This is a plain string", "text/plain"],
+ ["This is <em>HTML!</em>", "text/html"],
+ ["http://www.mozilla.org/", "text/uri-list"],
+ ["this is some custom data", "custom-data"]];
+
+ for (var i = 0; i < data.length; i++) {
+ is(dtList.add(data[i][0], data[i][1]), null,
+ ".add() should return null during a readOnly event");
+
+ is(dtList.length, num, ".add() should have no effect during a readOnly event");
+ }
+
+ // .add() with a file should return null and have no effect
+ var file = new File(['<a id="a"><b id="b">hey!</b></a>'], "myfile.html",
+ {type: "text/html"});
+ is(dtList.add(file), null, ".add() with a file should return null during a readOnly event");
+ is(dtList.length, num, ".add() should have no effect during a readOnly event");
+
+ // We should be able to access the files
+ is(e.dataTransfer.files.length, 1, "Should be able to access files");
+ ok(e.dataTransfer.files[0], "File should be the same file!");
+ is(e.dataTransfer.items.length, 2, "Should be able to see there are 2 items");
+
+ is(e.dataTransfer.items[0].kind, "file", "First item should be a file");
+ is(e.dataTransfer.items[1].kind, "string", "Second item should be a string");
+
+ is(e.dataTransfer.items[0].type, "text/html", "first item should be text/html");
+ is(e.dataTransfer.items[1].type, "text/plain", "second item should be text/plain");
+
+ ok(e.dataTransfer.items[0].getAsFile(), "Should be able to get file");
+ e.dataTransfer.items[1].getAsString(function(s) {
+ getAsStringCalled++;
+ is(s, "this is some text", "Should provide the correct string");
+ });
+ }
+
+ synthesizeDrop(draggable, over, null, null);
+
+ // Wait for the getAsString callbacks to complete
+ yield spin();
+ is(getAsStringCalled, 2, "getAsString should be called twice");
+
+ // Sanity-check to make sure that the events were actually run
+ is(dragstartFired, 1, "dragstart fired");
+ is(dragenterFired, 1, "dragenter fired");
+ is(dropFired, 1, "drop fired");
+ });
+
+ function expectError(fn, eid, testid) {
+ var error = "";
+ try {
+ fn();
+ } catch (ex) {
+ error = ex.name;
+ }
+ is(error, eid, testid + " causes exception " + eid);
+ }
+
+ function checkTypes(aExpectedList, aDtList, aTestid) {
+ is(aDtList.length, aExpectedList.length, aTestid + " length test");
+ for (var i = 0; i < aExpectedList.length; i++) {
+ is(aDtList[i].type, aExpectedList[i], aTestid + " type " + i);
+ }
+ }
+</script>
+
+</body>
+</html>
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