dom/browser-element/mochitest/browserElement_LoadEvents.js

changeset 2
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1 /* Any copyright is dedicated to the public domain.
2 http://creativecommons.org/publicdomain/zero/1.0/ */
3
4 // Test that an iframe with the |mozbrowser| attribute emits mozbrowserloadX
5 // events when this page is in the whitelist.
6
7 "use strict";
8 SimpleTest.waitForExplicitFinish();
9 browserElementTestHelpers.setEnabledPref(true);
10 browserElementTestHelpers.addPermission();
11
12 function runTest() {
13 // Load emptypage1 into the iframe, wait for that to finish loading, then
14 // call runTest2.
15 //
16 // This should trigger loadstart, locationchange, and loadend events.
17
18 var seenLoadEnd = false;
19 var seenLoadStart = false;
20 var seenLocationChange = false;
21
22 var iframe = document.createElement('iframe');
23 SpecialPowers.wrap(iframe).mozbrowser = true;
24 iframe.id = 'iframe';
25 iframe.src = 'http://example.com/tests/dom/browser-element/mochitest/file_browserElement_LoadEvents.html';
26
27 function loadstart(e) {
28 ok(e.isTrusted, 'Event should be trusted.');
29 ok(!seenLoadEnd, 'loadstart before loadend.');
30 ok(!seenLoadStart, 'Just one loadstart event.');
31 ok(!seenLocationChange, 'loadstart before locationchange.');
32 seenLoadStart = true;
33 }
34
35 function locationchange(e) {
36 ok(e.isTrusted, 'Event should be trusted.');
37 ok(!seenLocationChange, 'Just one locationchange event.');
38 seenLocationChange = true;
39 ok(seenLoadStart, 'Location change after load start.');
40 ok(!seenLoadEnd, 'Location change before load end.');
41 ok(e.detail, browserElementTestHelpers.emptyPage1, "event's reported location");
42 }
43
44 function loadend(e) {
45 ok(e.isTrusted, 'Event should be trusted.');
46 ok(seenLoadStart, 'loadend after loadstart.');
47 ok(!seenLoadEnd, 'Just one loadend event.');
48 ok(seenLocationChange, 'loadend after locationchange.');
49 is(e.detail.backgroundColor, 'rgb(0, 128, 0)', 'Expected background color reported')
50 seenLoadEnd = true;
51 }
52
53 iframe.addEventListener('mozbrowserloadstart', loadstart);
54 iframe.addEventListener('mozbrowserlocationchange', locationchange);
55 iframe.addEventListener('mozbrowserloadend', loadend);
56
57 function waitForAllCallbacks() {
58 if (!seenLoadStart || !seenLoadEnd) {
59 SimpleTest.executeSoon(waitForAllCallbacks);
60 return;
61 }
62
63 iframe.removeEventListener('mozbrowserloadstart', loadstart);
64 iframe.removeEventListener('mozbrowserlocationchange', locationchange);
65 iframe.removeEventListener('mozbrowserloadend', loadend);
66 runTest2();
67 }
68
69 document.body.appendChild(iframe);
70 waitForAllCallbacks();
71 }
72
73 function runTest2() {
74 var seenLoadStart = false;
75 var seenLoadEnd = false;
76 var seenLocationChange = false;
77
78 // Add this event listener to the document; the events should bubble.
79 document.addEventListener('mozbrowserloadstart', function(e) {
80 ok(e.isTrusted, 'Event should be trusted.');
81 ok(!seenLoadStart, 'Just one loadstart event.');
82 seenLoadStart = true;
83 ok(!seenLoadEnd, 'Got mozbrowserloadstart before loadend.');
84 ok(!seenLocationChange, 'Got mozbrowserloadstart before locationchange.');
85 });
86
87 var iframe = document.getElementById('iframe');
88 iframe.addEventListener('mozbrowserlocationchange', function(e) {
89 ok(e.isTrusted, 'Event should be trusted.');
90 ok(!seenLocationChange, 'Just one locationchange event.');
91 seenLocationChange = true;
92 ok(seenLoadStart, 'Location change after load start.');
93 ok(!seenLoadEnd, 'Location change before load end.');
94 ok(e.detail, browserElementTestHelpers.emptyPage2, "event's reported location");
95 });
96
97 iframe.addEventListener('mozbrowserloadend', function(e) {
98 ok(e.isTrusted, 'Event should be trusted.');
99 ok(!seenLoadEnd, 'Just one load end event.');
100 seenLoadEnd = true;
101 ok(seenLoadStart, 'Load end after load start.');
102 ok(seenLocationChange, 'Load end after location change.');
103 is(e.detail.backgroundColor, 'transparent', 'Expected background color reported')
104 });
105
106 iframe.src = browserElementTestHelpers.emptyPage2;
107
108 function waitForAllCallbacks() {
109 if (!seenLoadStart || !seenLoadEnd || !seenLocationChange) {
110 SimpleTest.executeSoon(waitForAllCallbacks);
111 return;
112 }
113
114 SimpleTest.finish();
115 }
116
117 waitForAllCallbacks();
118 }
119
120 addEventListener('testready', runTest);

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