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| 1 <!doctype html> | 1 <!doctype html> |
| 2 <html> | 2 <html> |
| 3 <head> | 3 <head> |
| 4 <title>Test Different PeriodicWave Lengths at Different Sample Rates</title> | 4 <title>Test Different PeriodicWave Lengths at Different Sample Rates</title> |
| 5 <script src="../../resources/js-test.js"></script> | 5 <script src="../../resources/testharness.js"></script> |
| 6 <script src="../../resources/testharnessreport.js"></script> |
| 6 <script src="../resources/audit-util.js"></script> | 7 <script src="../resources/audit-util.js"></script> |
| 7 <script src="../resources/audio-testing.js"></script> | 8 <script src="../resources/audio-testing.js"></script> |
| 8 </head> | 9 </head> |
| 9 | 10 |
| 10 <body> | 11 <body> |
| 11 <script> | 12 <script> |
| 12 description("Test Different PeriodicWave Lengths at Different Sample Rates
"); | |
| 13 window.jsTestIsAsync = true; | |
| 14 | |
| 15 // Test PeriodicWave objects with varying number of coefficients at differ
ent sample rates. | 13 // Test PeriodicWave objects with varying number of coefficients at differ
ent sample rates. |
| 16 // Basically, verify that the coefficients are used at the appropriate sam
ple rates. This is | 14 // Basically, verify that the coefficients are used at the appropriate sam
ple rates. This is |
| 17 // done by comparing the outputs of two periodic waves used in oscillators
. The output should | 15 // done by comparing the outputs of two periodic waves used in oscillators
. The output should |
| 18 // either be exactly zero or not depending on whether the coefficients wer
e used. | 16 // either be exactly zero or not depending on whether the coefficients wer
e used. |
| 19 | 17 |
| 20 var renderLength = 1; | 18 var renderLength = 1; |
| 21 var context; | 19 var context; |
| 22 | 20 |
| 23 var audit = Audit.createTaskRunner(); | 21 var audit = Audit.createTaskRunner(); |
| 24 | 22 |
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| 140 return "At " + (sampleRate / 1000) + " kHz, PeriodicWave with " | 138 return "At " + (sampleRate / 1000) + " kHz, PeriodicWave with " |
| 141 + bigLength + " coefficients vs " | 139 + bigLength + " coefficients vs " |
| 142 + smallLength + ": "; | 140 + smallLength + ": "; |
| 143 } | 141 } |
| 144 | 142 |
| 145 // Returns a function the verifies that the result is zero. The parameter
s control what is | 143 // Returns a function the verifies that the result is zero. The parameter
s control what is |
| 146 // printed in the messages. | 144 // printed in the messages. |
| 147 function resultShouldBeZero(sampleRate, bigLength, smallLength) { | 145 function resultShouldBeZero(sampleRate, bigLength, smallLength) { |
| 148 return function (buffer) { | 146 return function (buffer) { |
| 149 var prefix = generatePrefix(sampleRate, bigLength, smallLength); | 147 var prefix = generatePrefix(sampleRate, bigLength, smallLength); |
| 150 if (isBufferZero(buffer)) | 148 Should(prefix + "are identical", isBufferZero(buffer)) |
| 151 testPassed(prefix + "identical as expected."); | 149 .beEqualTo(true); |
| 152 else | |
| 153 testFailed(prefix + "unexpectedly differ."); | |
| 154 } | 150 } |
| 155 } | 151 } |
| 156 | 152 |
| 157 // Returns a function the verifies that the result is non-zero. The param
eters control what is | 153 // Returns a function the verifies that the result is non-zero. The param
eters control what is |
| 158 // printed in the messages. | 154 // printed in the messages. |
| 159 function resultShouldBeNonZero(sampleRate, bigLength, smallLength) { | 155 function resultShouldBeNonZero(sampleRate, bigLength, smallLength) { |
| 160 return function (buffer) { | 156 return function (buffer) { |
| 161 var prefix = generatePrefix(sampleRate, bigLength, smallLength); | 157 var prefix = generatePrefix(sampleRate, bigLength, smallLength); |
| 162 if (!isBufferZero(buffer)) | 158 Should(prefix + "are different", !isBufferZero(buffer)) |
| 163 testPassed(prefix + "differ as expected."); | 159 .beEqualTo(true); |
| 164 else | |
| 165 testFailed(prefix + "unexpectedly are identical."); | |
| 166 } | 160 } |
| 167 } | 161 } |
| 168 | 162 |
| 169 // Creates a function that is used to run an Audit test for a given sample
rate, periodic wave | 163 // Creates a function that is used to run an Audit test for a given sample
rate, periodic wave |
| 170 // sizes, and verifier. | 164 // sizes, and verifier. |
| 171 function createAuditTestFunction(sampleRate, bigLength, smallLength, verif
ier) { | 165 function createAuditTestFunction(sampleRate, bigLength, smallLength, verif
ier) { |
| 172 return function (done) { | 166 return function (done) { |
| 173 // Create the audio graph, render it, and then verify that the output
is the expected | 167 // Create the audio graph, render it, and then verify that the output
is the expected |
| 174 // result. | 168 // result. |
| 175 createAudioGraph(sampleRate, bigLength, smallLength); | 169 createAudioGraph(sampleRate, bigLength, smallLength); |
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| 240 } | 234 } |
| 241 | 235 |
| 242 // Define the tasks based on the entries in testSet. | 236 // Define the tasks based on the entries in testSet. |
| 243 function defineAuditTests () { | 237 function defineAuditTests () { |
| 244 for (var k = 0; k < testSet.length; ++k) { | 238 for (var k = 0; k < testSet.length; ++k) { |
| 245 var test = testSet[k]; | 239 var test = testSet[k]; |
| 246 var actualName = actualTestName(test.name, k); | 240 var actualName = actualTestName(test.name, k); |
| 247 audit.defineTask(actualName, | 241 audit.defineTask(actualName, |
| 248 createAuditTestFunction(test.sampleRate, test.bigWave, test.smallWav
e, test.verifier)); | 242 createAuditTestFunction(test.sampleRate, test.bigWave, test.smallWav
e, test.verifier)); |
| 249 } | 243 } |
| 250 // Define the finish test last. | |
| 251 audit.defineTask(actualTestName("finish-tests", testSet.length), functio
n (done) { | |
| 252 finishJSTest(); | |
| 253 done(); | |
| 254 }); | |
| 255 } | 244 } |
| 256 | 245 |
| 257 defineAuditTests(); | 246 defineAuditTests(); |
| 258 audit.runTasks(); | 247 audit.runTasks(); |
| 259 | 248 |
| 260 successfullyParsed = true; | 249 successfullyParsed = true; |
| 261 </script> | 250 </script> |
| 262 </body> | 251 </body> |
| 263 </html> | 252 </html> |
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Chromium Code Reviews
Issue 2672093002:
Convert PeriodicWave Audit tests to testharness (Closed)
