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| 1 <!doctype html> |
| 2 <html> |
| 3 <head> |
| 4 <title>Test Constructor: BiquadFilter</title> |
| 5 <script src="../../resources/testharness.js"></script> |
| 6 <script src="../../resources/testharnessreport.js"></script> |
| 7 <script src="../resources/audio-testing.js"></script> |
| 8 <script src="audionodeoptions.js"></script> |
| 9 </head> |
| 10 |
| 11 <body> |
| 12 <script> |
| 13 var context; |
| 14 |
| 15 var audit = Audit.createTaskRunner(); |
| 16 |
| 17 audit.defineTask("initialize", function (taskDone) { |
| 18 Should("context = new OfflineAudioContext(...)", function () { |
| 19 context = new OfflineAudioContext(1, 1, 48000); |
| 20 }).notThrow(); |
| 21 |
| 22 taskDone(); |
| 23 }); |
| 24 |
| 25 audit.defineTask("invalid constructor", function (taskDone) { |
| 26 var node; |
| 27 var success = true; |
| 28 |
| 29 success = Should("new BiquadFilterNode()", function () { |
| 30 node = new BiquadFilterNode(); |
| 31 }).throw("TypeError"); |
| 32 success = Should("new BiquadFilterNode(1)", function () { |
| 33 node = new BiquadFilterNode(1) && success; |
| 34 }).throw("TypeError"); |
| 35 success = Should("new BiquadFilterNode(context, 42)", function () { |
| 36 node = new BiquadFilterNode(context, 42) && success; |
| 37 }).throw("TypeError"); |
| 38 |
| 39 Should("Invalid constructors", success) |
| 40 .summarize( |
| 41 "correctly threw errors", |
| 42 "did not throw errors in all cases"); |
| 43 |
| 44 taskDone(); |
| 45 }); |
| 46 |
| 47 audit.defineTask("default constructor", function (taskDone) { |
| 48 var node; |
| 49 var success = true; |
| 50 |
| 51 success = Should("node = new BiquadFilterNode(context)", function () { |
| 52 node = new BiquadFilterNode(context); |
| 53 }).notThrow(); |
| 54 success = Should("node instanceof BiquadFilterNode", node instanceof Biq
uadFilterNode) |
| 55 .beEqualTo(true) && success; |
| 56 |
| 57 // Test if attributes are set correctly to the defaults |
| 58 success = Should("node.type", node.type) |
| 59 .beEqualTo("lowpass") && success; |
| 60 success = Should("node.Q.value", node.Q.value) |
| 61 .beEqualTo(1) && success; |
| 62 success = Should("node.detune.value", node.detune.value) |
| 63 .beEqualTo(0) && success; |
| 64 success = Should("node.frequency.value", node.frequency.value) |
| 65 .beEqualTo(350) && |
| 66 success; |
| 67 success = Should("node.gain.value", node.gain.value) |
| 68 .beEqualTo(0) && success; |
| 69 |
| 70 Should("new BiquadFilterNode(context)", success) |
| 71 .summarize( |
| 72 "constructed node with correct attributes", |
| 73 "did not construct correct node correctly") |
| 74 |
| 75 taskDone(); |
| 76 }); |
| 77 |
| 78 audit.defineTask("test AudioNodeOptions", function (taskDone) { |
| 79 testAudioNodeOptions(context, "BiquadFilterNode"); |
| 80 taskDone(); |
| 81 }); |
| 82 |
| 83 audit.defineTask("construct with options", function (taskDone) { |
| 84 var node; |
| 85 var success = true; |
| 86 var options = { |
| 87 type: "highpass", |
| 88 frequency: 512, |
| 89 detune: 1, |
| 90 Q: 5, |
| 91 gain: 3, |
| 92 }; |
| 93 |
| 94 success = Should("node = new BiquadFilterNode(..., " + JSON.stringify(op
tions) + ")", function () { |
| 95 node = new BiquadFilterNode(context, options); |
| 96 }).notThrow(); |
| 97 |
| 98 // Test that attributes are set according to the option values. |
| 99 success = Should("node.type", node.type) |
| 100 .beEqualTo(options.type) && success; |
| 101 success = Should("node.frequency.value", node.frequency.value) |
| 102 .beEqualTo(options.frequency) && |
| 103 success; |
| 104 success = Should("node.detuen.value", node.detune.value) |
| 105 .beEqualTo(options.detune) && |
| 106 success; |
| 107 success = Should("node.Q.value", node.Q.value) |
| 108 .beEqualTo(options.Q) && success; |
| 109 success = Should("node.gain.value", node.gain.value) |
| 110 .beEqualTo(options.gain) && success; |
| 111 |
| 112 Should("new BiquadFilterNode() with options", success) |
| 113 .summarize( |
| 114 "constructed with correct attributes", |
| 115 "was not constructed correctly"); |
| 116 |
| 117 taskDone(); |
| 118 }); |
| 119 |
| 120 audit.runTasks(); |
| 121 </script> |
| 122 </body> |
| 123 </html> |
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