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| (Empty) | |
| 1 <!DOCTYPE html> |
| 2 <html> |
| 3 <head> |
| 4 <script src="../resources/js-test.js"></script> |
| 5 <script src="resources/audio-testing.js"></script> |
| 6 <script src="resoruces/compatibility.js"></script> |
| 7 </head> |
| 8 |
| 9 <body> |
| 10 <div id="description"></div> |
| 11 <div id="console"></div> |
| 12 |
| 13 <script> |
| 14 description("Basic tests for AnalyserNode."); |
| 15 |
| 16 var context = 0; |
| 17 |
| 18 function runTest() { |
| 19 if (window.testRunner) { |
| 20 testRunner.dumpAsText(); |
| 21 testRunner.waitUntilDone(); |
| 22 } |
| 23 |
| 24 window.jsTestIsAsync = true; |
| 25 |
| 26 context = new AudioContext(); |
| 27 var analyser = context.createAnalyser(); |
| 28 |
| 29 if (analyser.numberOfInputs === 1) |
| 30 testPassed("AnalyserNode has one input."); |
| 31 else |
| 32 testFailed("AnalyserNode should have one input, not " + analyser.numberO
fInputs + "."); |
| 33 |
| 34 if (analyser.numberOfOutputs === 1) |
| 35 testPassed("AnalyserNode has one output."); |
| 36 else |
| 37 testFailed("AnalyserNode should have one output."); |
| 38 |
| 39 if (analyser.minDecibels === -100) |
| 40 testPassed("minDecibels default value is -100."); |
| 41 else |
| 42 testFailed("minDecibels default value should be -100."); |
| 43 |
| 44 if (analyser.maxDecibels === -30) |
| 45 testPassed("maxDecibels default value is -30."); |
| 46 else |
| 47 testFailed("maxDecibels default value should be -30."); |
| 48 |
| 49 if (analyser.smoothingTimeConstant === 0.8) |
| 50 testPassed("smoothingTimeConstant default value is 0.8."); |
| 51 else |
| 52 testFailed("smoothingTimeConstant default value should be 0.8."); |
| 53 |
| 54 var expectedValue = -50 - (1/3); |
| 55 analyser.minDecibels = expectedValue; |
| 56 if (analyser.minDecibels === expectedValue) |
| 57 testPassed("minDecibels value is set to " + expectedValue + ".") |
| 58 else |
| 59 testFailed("minDecibels value should be set to " + expectedValue + ", no
t " + analyser.minDecibels + "."); |
| 60 |
| 61 expectedValue = -40 - (1/3); |
| 62 analyser.maxDecibels = expectedValue; |
| 63 if (analyser.maxDecibels === expectedValue) |
| 64 testPassed("maxDecibels value is set to " + expectedValue + ".") |
| 65 else |
| 66 testFailed("maxDecibels value should be set to " + expectedValue + ", no
t " + analyser.maxDecibels + "."); |
| 67 |
| 68 finishJSTest(); |
| 69 } |
| 70 |
| 71 runTest(); |
| 72 |
| 73 </script> |
| 74 |
| 75 </body> |
| 76 </html> |
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Chromium Code Reviews
Issue 212793002:
Fix attributes types on AnalyserNode as specification of web audio. (Closed)
Base URL: https://chromium.googlesource.com/chromium/blink.git@master