1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
|
/****************************************************************************
**
** Copyright (C) 2017 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtWebEngine module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:GPL-EXCEPT$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
import QtQuick
import QtTest
import QtWebEngine
TestWebEngineView {
id: webEngineView
width: 400
height: 400
settings.screenCaptureEnabled: true
TestCase {
name: "GetUserMedia"
when: windowShown
function init_data() {
return [
{
tag: "device audio",
constraints: { audio: true },
feature: WebEngineView.MediaAudioCapture,
},
{
tag: "device video",
constraints: { video: true },
feature: WebEngineView.MediaVideoCapture,
},
{
tag: "device audio+video",
constraints: { audio: true, video: true },
feature: WebEngineView.MediaAudioVideoCapture,
},
{
tag: "desktop video",
constraints: {
video: {
mandatory: {
chromeMediaSource: "desktop"
}
}
},
feature: WebEngineView.DesktopVideoCapture,
},
{
tag: "desktop audio+video",
constraints: {
audio: {
mandatory: {
chromeMediaSource: "desktop"
}
},
video: {
mandatory: {
chromeMediaSource: "desktop"
}
}
},
feature: WebEngineView.DesktopAudioVideoCapture,
}
]
}
function test_getUserMedia(row) {
loadSync(Qt.resolvedUrl("test1.html"))
// 1. Rejecting request on QML side should reject promise on JS side.
jsGetUserMedia(row.constraints)
tryVerify(function(){ return gotFeatureRequest(row.feature) })
rejectPendingRequest()
tryVerify(function(){ return !jsPromiseFulfilled() && jsPromiseRejected() })
// 2. Accepting request on QML side should either fulfill or reject the
// Promise on JS side. Due to the potential lack of physical media devices
// deeper in the content layer we cannot guarantee that the promise will
// always be fulfilled, however in this case an error should be returned to
// JS instead of leaving the Promise in limbo.
jsGetUserMedia(row.constraints)
tryVerify(function(){ return gotFeatureRequest(row.feature) })
acceptPendingRequest()
tryVerify(function(){ return jsPromiseFulfilled() || jsPromiseRejected() });
// 3. Media feature permissions are not remembered.
jsGetUserMedia(row.constraints);
tryVerify(function(){ return gotFeatureRequest(row.feature) })
acceptPendingRequest()
tryVerify(function(){ return jsPromiseFulfilled() || jsPromiseRejected() });
}
}
////
// synchronous loading
signal loadFinished
SignalSpy {
id: spyOnLoadFinished
target: webEngineView
signalName: "loadFinished"
}
onLoadingChanged: function(load) {
if (load.status == WebEngineView.LoadSucceededStatus) {
loadFinished()
}
}
function loadSync(url) {
webEngineView.url = url
spyOnLoadFinished.wait()
}
////
// synchronous permission requests
property variant requestedFeature
property variant requestedSecurityOrigin
onFeaturePermissionRequested: function(securityOrigin, feature) {
requestedFeature = feature
requestedSecurityOrigin = securityOrigin
}
function gotFeatureRequest(expectedFeature) {
return requestedFeature == expectedFeature
}
function acceptPendingRequest() {
webEngineView.grantFeaturePermission(requestedSecurityOrigin, requestedFeature, true)
requestedFeature = undefined
requestedSecurityOrigin = undefined
}
function rejectPendingRequest() {
webEngineView.grantFeaturePermission(requestedSecurityOrigin, requestedFeature, false)
requestedFeature = undefined
requestedSecurityOrigin = undefined
}
////
// synchronous JavaScript evaluation
signal runJavaScriptFinished(variant result)
SignalSpy {
id: spyOnRunJavaScriptFinished
target: webEngineView
signalName: "runJavaScriptFinished"
}
function runJavaScriptSync(code) {
spyOnRunJavaScriptFinished.clear()
runJavaScript(code, runJavaScriptFinished)
spyOnRunJavaScriptFinished.wait()
return spyOnRunJavaScriptFinished.signalArguments[0][0]
}
////
// JavaScript snippets
function jsGetUserMedia(constraints) {
runJavaScript(
"var promiseFulfilled = false;" +
"var promiseRejected = false;" +
"navigator.mediaDevices.getUserMedia(" + JSON.stringify(constraints) + ")" +
".then(stream => { promiseFulfilled = true})" +
".catch(err => { promiseRejected = true})")
}
function jsPromiseFulfilled() {
return runJavaScriptSync("promiseFulfilled")
}
function jsPromiseRejected() {
return runJavaScriptSync("promiseRejected")
}
}
|
