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Issue 2102133002: Add constructors for WebAudio nodes (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: Rebase and prefix use counter names with WebAudio Created 4 years, 3 months ago
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1 <!doctype html>
2 <html>
3 <head>
4 <title>Test Constructor: StereoPanner</title>
5 <script src="../../resources/testharness.js"></script>
6 <script src="../../resources/testharnessreport.js"></script>
7 <script src="../resources/audio-testing.js"></script>
8 <script src="audionodeoptions.js"></script>
9 </head>
10
11 <body>
12 <script>
13 var context;
14
15 var audit = Audit.createTaskRunner();
16
17 audit.defineTask("initialize", function (taskDone) {
18 Should("context = new OfflineAudioContext(...)", function () {
19 context = new OfflineAudioContext(1, 1, 48000);
20 }).notThrow();
21
22 taskDone();
23 });
24
25 audit.defineTask("invalid constructor", function (taskDone) {
26 var node;
27 var success = true;
28
29 success = Should("new StereoPannerNode()", function () {
30 node = new StereoPannerNode();
31 }).throw("TypeError");
32 success = Should("new StereoPannerNode(1)", function () {
33 node = new StereoPannerNode(1) && success;
34 }).throw("TypeError");
35 success = Should("new StereoPannerNode(context, 42)", function () {
36 node = new StereoPannerNode(context, 42) && success;
37 }).throw("TypeError");
38
39 Should("Invalid constructors", success)
40 .summarize(
41 "correctly threw errors",
42 "did not throw errors in all cases");
43
44 taskDone();
45 });
46
47 audit.defineTask("default constructor", function (taskDone) {
48 var node;
49 var success = true;
50
51 success = Should("node = new StereoPannerNode(context)", function () {
52 node = new StereoPannerNode(context);
53 }).notThrow();
54 success = Should("node instanceof StereoPannerNode", node instanceof Ste reoPannerNode)
55 .beEqualTo(true) && success;
56
57 success = Should("node.pan.value", node.pan.value)
58 .beEqualTo(0) && success;
59
60 Should("new StereoPannerNode(context)", success)
61 .summarize(
62 "constructed node with correct attributes",
63 "did not construct correct node correctly")
64
65 taskDone();
66 });
67
68 audit.defineTask("test AudioNodeOptions", function (taskDone) {
69 // Can't use testAudioNodeOptions because the constraints for this node
70 // are not supported there.
71 var node;
72 var success = true;
73
74 // Test that we can set the channel count to 1 or 2.
75 var options = {
76 channelCount: 1
77 };
78 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
79 function () {
80 node = new StereoPannerNode(context, options);
81 }).notThrow() && success;
82 success = Should("node.channelCount", node.channelCount)
83 .beEqualTo(1) && success;
84
85 options = {
86 channelCount: 2
87 };
88 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
89 function () {
90 node = new StereoPannerNode(context, options);
91 }).notThrow() && success;
92 success = Should("node.channelCount", node.channelCount)
93 .beEqualTo(2) && success;
94
95 // Test that other channel counts throw an error
96 options = {
97 channelCount: 0
98 };
99 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
100 function () {
101 node = new StereoPannerNode(context, options);
102 }).throw("NotSupportedError") && success;
103
104 options = {
105 channelCount: 3
106 };
107 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
108 function () {
109 node = new StereoPannerNode(context, options);
110 }).throw("NotSupportedError") && success;
111
112 options = {
113 channelCount: 99
114 };
115 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
116 function () {
117 node = new StereoPannerNode(context, options);
118 }).throw("NotSupportedError") && success;
119
120 // Test channelCountMode. A mode of "max" is illegal, but others are
121 // ok.
122 options = {
123 channelCountMode: "clamped-max"
124 };
125 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
126 function () {
127 node = new StereoPannerNode(context, options);
128 }).notThrow() && success;
129 success = Should("node.channelCountMode", node.channelCountMode)
130 .beEqualTo(options.channelCountMode) && success;
131
132 options = {
133 channelCountMode: "explicit"
134 };
135 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
136 function () {
137 node = new StereoPannerNode(context, options);
138 }).notThrow() && success;
139 success = Should("node.channelCountMode", node.channelCountMode)
140 .beEqualTo(options.channelCountMode) && success;
141
142 options = {
143 channelCountMode: "max"
144 };
145 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
146 function () {
147 node = new StereoPannerNode(context, options);
148 }).throw("NotSupportedError") && success;
149
150 options = {
151 channelCountMode: "foobar"
152 };
153 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
154 function () {
155 node = new StereoPannerNode(context, options);
156 }).throw("TypeError") && success;
157
158 // Test channelInterpretation.
159 options = {
160 channelInterpretation: "speakers"
161 };
162 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
163 function () {
164 node = new StereoPannerNode(context, options);
165 }).notThrow() && success;
166 success = Should("node.channelInterpretation", node.channelInterpretatio n)
167 .beEqualTo(options.channelInterpretation) && success;
168
169 options = {
170 channelInterpretation: "discrete"
171 };
172 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
173 function () {
174 node = new StereoPannerNode(context, options);
175 }).notThrow() && success;
176 success = Should("node.channelInterpretation", node.channelInterpretatio n)
177 .beEqualTo(options.channelInterpretation) && success;
178
179 options = {
180 channelInterpretation: "foobar"
181 };
182 success = Should("new StereoPannerNode(c, " + JSON.stringify(options) + ")",
183 function () {
184 node = new StereoPannerNode(context, options);
185 }).throw("TypeError") && success;
186
187 Should("AudioNodeOptions for StereoPannerNode", success)
188 .summarize(
189 "were correctly handled",
190 "were not correctly handled");
191
192 taskDone();
193 });
194
195 audit.defineTask("constructor with options", function (taskDone) {
196 var node;
197 var success = true;
198 var options = {
199 pan: 0.75,
200 };
201
202 success = Should("node = new StereoPannerNode(, " + JSON.stringify(optio ns) + ")",
203 function () {
204 node = new StereoPannerNode(context, options);
205 }).notThrow();
206 success = Should("node instanceof StereoPannerNode", node instanceof Ste reoPannerNode)
207 .beEqualTo(true) && success;
208
209 success = Should("node.pan.value", node.pan.value)
210 .beEqualTo(options.pan) && success;
211
212 Should("new StereoPannerNode() with options", success)
213 .summarize(
214 "constructed with correct attributes",
215 "was not constructed correctly");
216
217 taskDone();
218 });
219
220 audit.runTasks();
221 </script>
222 </body>
223 </html>
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