1<!doctype html>
2<title>BlobEvent constructor</title>
3<link rel="help" href="https://w3c.github.io/mediacapture-record/MediaRecorder.html#blob-event">
4<script src="/resources/testharness.js"></script>
5<script src="/resources/testharnessreport.js"></script>
6<script>
7test(function() {
8 assert_equals(BlobEvent.length, 2);
9 assert_throws(new TypeError, function() {
10 new BlobEvent("type");
11 });
12 assert_throws(new TypeError, function() {
13 new BlobEvent("type", null);
14 });
15 assert_throws(new TypeError, function() {
16 new BlobEvent("type", undefined);
17 });
18}, "The BlobEventInit dictionary is required");
19
20test(function() {
21 assert_throws(new TypeError, function() {
22 new BlobEvent("type", {});
23 });
24 assert_throws(new TypeError, function() {
25 new BlobEvent("type", { data: null });
26 });
27 assert_throws(new TypeError, function() {
28 new BlobEvent("type", { data: undefined });
29 });
30}, "The BlobEventInit dictionary's data member is required.");
31
32test(function() {
33 var blob = new Blob();
34 var event = new BlobEvent("type", { data: blob });
35 assert_equals(event.type, "type");
36 assert_equals(event.data, blob);
37}, "The BlobEvent instance's data attribute is set.");
38</script>