| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../resources/js-test.js"></script> |
| <script src="resources/audio-testing.js"></script> |
| <script src="resoruces/compatibility.js"></script> |
| </head> |
| |
| <body> |
| <div id="description"></div> |
| <div id="console"></div> |
| |
| <script> |
| description("Basic tests for AnalyserNode."); |
| |
| var context = 0; |
| |
| function runTest() { |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| window.jsTestIsAsync = true; |
| |
| context = new AudioContext(); |
| var analyser = context.createAnalyser(); |
| |
| if (analyser.numberOfInputs === 1) |
| testPassed("AnalyserNode has one input."); |
| else |
| testFailed("AnalyserNode should have one input, not " + analyser.numberOfInputs + "."); |
| |
| if (analyser.numberOfOutputs === 1) |
| testPassed("AnalyserNode has one output."); |
| else |
| testFailed("AnalyserNode should have one output."); |
| |
| if (analyser.minDecibels === -100) |
| testPassed("minDecibels default value is -100."); |
| else |
| testFailed("minDecibels default value should be -100."); |
| |
| if (analyser.maxDecibels === -30) |
| testPassed("maxDecibels default value is -30."); |
| else |
| testFailed("maxDecibels default value should be -30."); |
| |
| if (analyser.smoothingTimeConstant === 0.8) |
| testPassed("smoothingTimeConstant default value is 0.8."); |
| else |
| testFailed("smoothingTimeConstant default value should be 0.8."); |
| |
| var expectedValue = -50 - (1/3); |
| analyser.minDecibels = expectedValue; |
| if (analyser.minDecibels === expectedValue) |
| testPassed("minDecibels value is set to " + expectedValue + ".") |
| else |
| testFailed("minDecibels value should be set to " + expectedValue + ", not " + analyser.minDecibels + "."); |
| |
| expectedValue = -40 - (1/3); |
| analyser.maxDecibels = expectedValue; |
| if (analyser.maxDecibels === expectedValue) |
| testPassed("maxDecibels value is set to " + expectedValue + ".") |
| else |
| testFailed("maxDecibels value should be set to " + expectedValue + ", not " + analyser.maxDecibels + "."); |
| |
| finishJSTest(); |
| } |
| |
| runTest(); |
| |
| </script> |
| |
| </body> |
| </html> |
