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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: AnalyserNode</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 AnalyserNode()", function () {
30 node = new AnalyserNode();
31 }).throw("TypeError");
32 success = Should("new AnalyserNode(1)", function () {
33 node = new AnalyserNode(1) && success;
34 }).throw("TypeError");
35 success = Should("new AnalyserNode(c, 42)", function () {
36 node = new AnalyserNode(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 AnalyserNode(c)", function () {
52 node = new AnalyserNode(context);
53 }).notThrow();
54 success = Should("node instanceof AnalyserNode", node instanceof Analyse rNode)
55 .beEqualTo(true) && success;
56 success = Should("node.fftSize", node.fftSize).beEqualTo(2048) && succes s;
57 success = Should("node.frequencyBinCount",
58 node.frequencyBinCount).beEqualTo(1024) && success;
59 success = Should("node.minDecibels", node.minDecibels).beEqualTo(-100) & & success;
60 success = Should("node.maxDecibels", node.maxDecibels).beEqualTo(-30) && success;
61 // All AudioParams are stored as single precision values. Compare
62 // against the single-precision float value.
63 success = Should("node.smoothingTimeConstant", node.smoothingTimeConstan t)
64 .beEqualTo(Math.fround(0.8)) && success;
65
66 Should("new AnalyserNode(c)", success)
67 .summarize(
68 "constructed node with correct attributes",
69 "did not construct correct node correctly")
70
71 taskDone();
72 });
73
74 audit.defineTask("test AudioNodeOptions", function (taskDone) {
75 testAudioNodeOptions(context, "AnalyserNode");
76 taskDone();
77 });
78
79 audit.defineTask("constructor with options", function (taskDone) {
80 var options = {
81 fftSize: 32,
82 maxDecibels: 1,
83 minDecibels: -13,
84 // Choose a value that can be represented the same as a float and as a
85 // double.
86 smoothingTimeConstant: 0.125
87 };
88
89 var node;
90 var success = true;
91 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")", function () {
92 node = new AnalyserNode(context, options);
93 }).notThrow();
94
95 success = Should("node instanceof AnalyserNode", node instanceof Analyse rNode)
96 .beEqualTo(true) && success;
97 success = Should("node.fftSize", node.fftSize)
98 .beEqualTo(options.fftSize) && success;
99 success = Should("node.maxDecibels", node.maxDecibels)
100 .beEqualTo(options.maxDecibels) && success;
101 success = Should("node.minDecibels", node.minDecibels)
102 .beEqualTo(options.minDecibels) && success;
103 success = Should("node.smoothingTimeConstant", node.smoothingTimeConstan t)
104 .beEqualTo(options.smoothingTimeConstant) && success;
105
106 Should("new AnalyserNode() with options", success)
107 .summarize(
108 "constructed with correct attributes",
109 "was not constructed correctly");
110
111 taskDone();
112 });
113
114 audit.defineTask("construct invalid options", function (taskDone) {
115 var node;
116 var success = true;
117
118 success = Should("node = new AnalyserNode(c, { fftSize: 33 })", function () {
119 node = new AnalyserNode(context, {
120 fftSize: 33
121 });
122 }).throw("IndexSizeError") && success;
123 success = Should("node = new AnalyserNode(c, { maxDecibels: -500 })", fu nction () {
124 node = new AnalyserNode(context, {
125 maxDecibels: -500
126 });
127 }).throw("IndexSizeError") && success;
128 success = Should("node = new AnalyserNode(c, { minDecibels: -10 })", fun ction () {
129 node = new AnalyserNode(context, {
130 minDecibels: -10
131 });
132 }).throw("IndexSizeError") && success;
133 success = Should("node = new AnalyserNode(c, { smoothingTimeConstant: 2 })", function () {
134 node = new AnalyserNode(context, {
135 smoothingTimeConstant: 2
136 });
137 }).throw("IndexSizeError") && success;
138 success = Should("node = new AnalyserNode(c, { frequencyBinCount: 33 })" , function () {
139 node = new AnalyserNode(context, {
140 frequencyBinCount: 33
141 });
142 }).notThrow() && success;
143 success = Should("node.frequencyBinCount", node.frequencyBinCount).beEqu alTo(1024) &&
144 success;
145
146 Should("new AnalyserNode() with invalid option values", success)
147 .summarize(
148 "correctly handled",
149 "was not correctly handled");
150
151 taskDone();
152 });
153
154 audit.defineTask("setting min/max", function (taskDone) {
155 var node;
156 var success = true;
157
158 // Recall the default values of minDecibels and maxDecibels are -100,
159 // and -30, respectively. Setting both values in the constructor should
160 // not signal an error in any of the following cases.
161 var options = {
162 minDecibels: -10,
163 maxDecibels: 20
164 };
165 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")",
166 function () {
167 node = new AnalyserNode(context, options);
168 }).notThrow() && success;
169
170 options = {
171 maxDecibels: 20,
172 minDecibels: -10
173 };
174 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")",
175 function () {
176 node = new AnalyserNode(context, options);
177 }).notThrow() && success;
178
179 options = {
180 minDecibels: -200,
181 maxDecibels: -150
182 };
183 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")",
184 function () {
185 node = new AnalyserNode(context, options);
186 }).notThrow() && success;
187
188 options = {
189 maxDecibels: -150,
190 minDecibels: -200
191 };
192 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")",
193 function () {
194 node = new AnalyserNode(context, options);
195 }).notThrow() && success;
196
197 // But these should signal because minDecibel > maxDecibel
198 options = {
199 maxDecibels: -150,
200 minDecibels: -10
201 };
202 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")",
203 function () {
204 node = new AnalyserNode(context, options);
205 }).throw("IndexSizeError") && success;
206
207 options = {
208 minDecibels: -10,
209 maxDecibels: -150
210 };
211 success = Should("node = new AnalyserNode(c, " + JSON.stringify(options) + ")",
212 function () {
213 node = new AnalyserNode(context, options);
214 }).throw("IndexSizeError") && success;
215
216 Should("new AnalyserNode with minDecibels/maxDecibels options values", s uccess)
217 .summarize(
218 "correctly handled",
219 "incorrectly handled");
220
221 taskDone();
222 });
223 audit.runTasks();
224 </script>
225 </body>
226 </html>
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