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| 1 <!doctype html> | 1 <!doctype html> |
| 2 <html> | 2 <html> |
| 3 <head> | 3 <head> |
| 4 <title>Test Automation Following setValueCurveAtTime Automations</title> | 4 <title>Test Automation Following setValueCurveAtTime Automations</title> |
| 5 <script src="../../resources/testharness.js"></script> | 5 <script src="../../resources/testharness.js"></script> |
| 6 <script src="../../resources/testharnessreport.js"></script> | 6 <script src="../../resources/testharnessreport.js"></script> |
| 7 <script src="../resources/audit-util.js"></script> | 7 <script src="../resources/audit-util.js"></script> |
| 8 <script src="../resources/audio-testing.js"></script> | 8 <script src="../resources/audit.js"></script> |
| 9 <script src="../resources/audio-param.js"></script> | 9 <script src="../resources/audio-param.js"></script> |
| 10 </head> | 10 </head> |
| 11 | 11 |
| 12 <body> | 12 <body> |
| 13 <script> | 13 <script> |
| 14 | 14 |
| 15 var sampleRate = 12800; | 15 var sampleRate = 12800; |
| 16 // Some short duration because we don't need to run the test for very long
. | 16 // Some short duration because we don't need to run the test for very long
. |
| 17 var testDurationFrames = 256; | 17 var testDurationFrames = 256; |
| 18 var testDurationSec = testDurationFrames / sampleRate; | 18 var testDurationSec = testDurationFrames / sampleRate; |
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| 56 threshold: 1.5895e-7 | 56 threshold: 1.5895e-7 |
| 57 }, { | 57 }, { |
| 58 automation: "setTargetAtTime", | 58 automation: "setTargetAtTime", |
| 59 time: curveDuration + 0.5 / sampleRate, | 59 time: curveDuration + 0.5 / sampleRate, |
| 60 extraDuration: 0.5 / sampleRate, | 60 extraDuration: 0.5 / sampleRate, |
| 61 threshold: 1.3278e-7 | 61 threshold: 1.3278e-7 |
| 62 }]; | 62 }]; |
| 63 | 63 |
| 64 // Define tests from the configs | 64 // Define tests from the configs |
| 65 for (k in testConfigs) { | 65 for (k in testConfigs) { |
| 66 audit.defineTask(k + ": " + testConfigs[k].automation, (function (config
) { | 66 audit.define(k + ": " + testConfigs[k].automation, (function (config) { |
| 67 return function (done) { | 67 return (task, should) => { |
| 68 runTest(config).then(done); | 68 runTest(should, config).then(() => task.done()); |
| 69 }; | 69 }; |
| 70 })(testConfigs[k])); | 70 })(testConfigs[k])); |
| 71 } | 71 } |
| 72 | 72 |
| 73 audit.defineTask("finish", function (done) { | 73 audit.run(); |
| 74 done(); | |
| 75 }); | |
| 76 | 74 |
| 77 audit.runTasks(); | 75 function runTest(should, options) { |
| 78 | |
| 79 function runTest(options) { | |
| 80 // For the test, use a gain node with a constant input to test the | 76 // For the test, use a gain node with a constant input to test the |
| 81 // automations. | 77 // automations. |
| 82 var context = new OfflineAudioContext(1, testDurationFrames, sampleRate)
; | 78 var context = new OfflineAudioContext(1, testDurationFrames, sampleRate)
; |
| 83 var source = context.createBufferSource(); | 79 var source = context.createBufferSource(); |
| 84 source.buffer = createConstantBuffer(context, 1, 1); | 80 source.buffer = createConstantBuffer(context, 1, 1); |
| 85 source.loop = true; | 81 source.loop = true; |
| 86 | 82 |
| 87 var gain = context.createGain(); | 83 var gain = context.createGain(); |
| 88 | 84 |
| 89 // Any valid curve is ok. We only use the last value for testing. | 85 // Any valid curve is ok. We only use the last value for testing. |
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| 129 } | 125 } |
| 130 | 126 |
| 131 var message = "setValueCurve(..., " + 0 + ", " + actualDuration + | 127 var message = "setValueCurve(..., " + 0 + ", " + actualDuration + |
| 132 ")." + options.automation + | 128 ")." + options.automation + |
| 133 "(2, " + testDurationSec; | 129 "(2, " + testDurationSec; |
| 134 | 130 |
| 135 if (options.automation == "setTargetAtTime") | 131 if (options.automation == "setTargetAtTime") |
| 136 message += ", 0.01"; | 132 message += ", 0.01"; |
| 137 message += ")"; | 133 message += ")"; |
| 138 | 134 |
| 139 Should(message + ": value at time " + curveEndFrame / sampleRate, resu
lt[curveEndFrame]) | 135 should(result[curveEndFrame], |
| 140 .beCloseTo(expectedResult, options.threshold || 0); | 136 message + ": value at time " + curveEndFrame / sampleRate) |
| 137 .beCloseTo(expectedResult, { |
| 138 threshold: options.threshold || 0 |
| 139 }); |
| 141 }); | 140 }); |
| 142 } | 141 } |
| 143 | 142 |
| 144 function linearRampValue(t, t0, v0, t1, v1) { | 143 function linearRampValue(t, t0, v0, t1, v1) { |
| 145 return v0 + (v1 - v0) * (t - t0) / (t1 - t0); | 144 return v0 + (v1 - v0) * (t - t0) / (t1 - t0); |
| 146 } | 145 } |
| 147 | 146 |
| 148 function exponentialRampValue(t, t0, v0, t1, v1) { | 147 function exponentialRampValue(t, t0, v0, t1, v1) { |
| 149 return v0 * Math.pow(v1 / v0, (t - t0) / (t1 - t0)); | 148 return v0 * Math.pow(v1 / v0, (t - t0) / (t1 - t0)); |
| 150 } | 149 } |
| 151 | 150 |
| 152 function setTargetValue(t, t0, v0, v1, timeConstant) { | 151 function setTargetValue(t, t0, v0, v1, timeConstant) { |
| 153 return v1 + (v0 - v1) * Math.exp(-(t - t0) / timeConstant) | 152 return v1 + (v0 - v1) * Math.exp(-(t - t0) / timeConstant) |
| 154 } | 153 } |
| 155 </script> | 154 </script> |
| 156 </body> | 155 </body> |
| 157 </html> | 156 </html> |
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Chromium Code Reviews
Issue 2780433005:
Convert AudioParam tests to new Audit (Closed)
