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Diffstat (limited to 'testing/web-platform/tests/webaudio/the-audio-api/the-constantsourcenode-interface/test-constantsourcenode.html')
-rw-r--r-- | testing/web-platform/tests/webaudio/the-audio-api/the-constantsourcenode-interface/test-constantsourcenode.html | 135 |
1 files changed, 0 insertions, 135 deletions
diff --git a/testing/web-platform/tests/webaudio/the-audio-api/the-constantsourcenode-interface/test-constantsourcenode.html b/testing/web-platform/tests/webaudio/the-audio-api/the-constantsourcenode-interface/test-constantsourcenode.html deleted file mode 100644 index a49ae875b..000000000 --- a/testing/web-platform/tests/webaudio/the-audio-api/the-constantsourcenode-interface/test-constantsourcenode.html +++ /dev/null @@ -1,135 +0,0 @@ -<!doctype html> -<meta charset=utf-8> -<title>Test the ConstantSourceNode Interface</title> -<script src=/resources/testharness.js></script> -<script src=/resources/testharnessreport.js></script> -<script> -test(function(t) { - var ac = new AudioContext(); - - var csn = ac.createConstantSource(); - assert_true(csn.offset.value == 1.0, "Default offset is 1.0"); - - csn = new ConstantSourceNode(ac); - assert_true(csn.offset.value == 1.0, "Default offset is 1.0"); - - csn = new ConstantSourceNode(ac, {offset: -0.25}); - assert_true(csn.offset.value == -0.25, "Offset can be set during construction"); -}, "ConstantSourceNode can be constructed"); - -test(function(t) { - var ac = new AudioContext(); - - var csn = ac.createConstantSource(); - - assert_throws("InvalidStateError", function() { - csn.stop(1); - }, "Start must be called before stop"); - - assert_throws("NotSupportedError", function() { - csn.start(-1); - }, "When can not be negative"); - - csn.start(0); - assert_throws("NotSupportedError", function() { - csn.stop(-1); - }, "When can not be negative"); -}, "ConstantSourceNode stop and start"); - -async_test(function(t) { - var ac = new OfflineAudioContext(1, 2048, 44100); - var csn = ac.createConstantSource(); - csn.connect(ac.destination); - csn.start() - csn.stop(1024/44100) - csn.onended = function(e) { - t.step(function() { - assert_true(e.type == "ended", "Event type should be 'ended', received: " + e.type); - }); - t.done(); - } - ac.startRendering(); -}, "ConstantSourceNode onended event"); - -async_test(function(t) { - var ac = new OfflineAudioContext(1, 2048, 44100); - var csn = ac.createConstantSource(); - csn.connect(ac.destination); - csn.start(512/44100) - csn.stop(1024/44100) - - ac.oncomplete = function(e) { - t.step(function() { - var result = e.renderedBuffer.getChannelData(0); - for (var i = 0; i < 2048; ++i) { - if (i >= 512 && i < 1024) { - assert_true(result[i] == 1.0, "sample " + i + " should equal 1.0"); - } else { - assert_true(result[i] == 0.0, "sample " + i + " should equal 0.0"); - } - } - }); - t.done(); - } - - ac.startRendering(); -}, "ConstantSourceNode start and stop when work"); - -async_test(function(t) { - var ac = new OfflineAudioContext(1, 2048, 44100); - var csn = ac.createConstantSource(); - csn.offset.value = 0.25; - csn.connect(ac.destination); - csn.start() - - ac.oncomplete = function(e) { - t.step(function() { - var result = e.renderedBuffer.getChannelData(0); - for (var i = 0; i < 2048; ++i) { - assert_true(result[i] == 0.25, "sample " + i + " should equal 0.25"); - } - }); - t.done(); - } - - ac.startRendering(); -}, "ConstantSourceNode with no automation"); - -async_test(function(t) { - var ac = new OfflineAudioContext(1, 2048, 44100); - - var timeConstant = 2.0; - var offsetStart = 0.25; - var offsetEnd = 0.1; - - var csn = ac.createConstantSource(); - csn.offset.value = offsetStart; - csn.offset.setTargetAtTime(offsetEnd, 1024/ac.sampleRate, timeConstant); - csn.connect(ac.destination); - csn.start() - - ac.oncomplete = function(e) { - t.step(function() { - // create buffer with expected values - var buffer = ac.createBuffer(1, 2048, ac.sampleRate); - for (var i = 0; i < 2048; ++i) { - if (i < 1024) { - buffer.getChannelData(0)[i] = offsetStart; - } else { - time = (i-1024)/ac.sampleRate; - buffer.getChannelData(0)[i] = offsetEnd + (offsetStart - offsetEnd)*Math.exp(-time/timeConstant); - } - } - - var result = e.renderedBuffer.getChannelData(0); - var expected = buffer.getChannelData(0); - for (var i = 0; i < 2048; ++i) { - assert_true(Math.abs(result[i] - expected[i]) < 1e-6, "sample " + i + " should equal " + expected[i]); - } - }); - t.done(); - } - - ac.startRendering(); -}, "ConstantSourceNode with automation"); -</script> |