src/chrome/test/data/extensions/api_test/audio/test.js

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 function verifyActiveDevices(output_id, input_id) {
   6   chrome.audio.getInfo(
   7       chrome.test.callbackPass(function(outputInfo, inputInfo) {
   8         var outputFound = false;
   9         var inputFound = false;
  10         for (var i = 0; i < outputInfo.length; ++i) {
  11           if (outputInfo[i].isActive) {
  12             chrome.test.assertTrue(outputInfo[i].id == output_id);
  13             outputFound = true;
  14           }
  15         }
  16         for (var i = 0; i < inputInfo.length; ++i) {
  17           if (inputInfo[i].isActive) {
  18             chrome.test.assertTrue(inputInfo[i].id == input_id);
  19             inputFound = true;
  20           }
  21         }
  22         chrome.test.assertTrue(outputFound);
  23         chrome.test.assertTrue(inputFound);
  24   }));
  25 }
  26
  27
  28 function verifyDeviceProperties(output_id, input_id,
  29                                 output_props, input_props) {
  30   chrome.audio.getInfo(
  31       chrome.test.callbackPass(function(outputInfo, inputInfo) {
  32         var outputFound = false;
  33         var inputFound = false;
  34         for (var i = 0; i < outputInfo.length; ++i) {
  35           if (outputInfo[i].id == output_id) {
  36             chrome.test.assertTrue(outputInfo[i].volume == output_props.volume);
  37             chrome.test.assertTrue(
  38                 outputInfo[i].isMuted == output_props.isMuted);
  39             outputFound = true;
  40           }
  41         }
  42         for (var i = 0; i < inputInfo.length; ++i) {
  43           if (inputInfo[i].id == input_id) {
  44             chrome.test.assertTrue(inputInfo[i].gain == input_props.gain);
  45             chrome.test.assertTrue(inputInfo[i].isMuted == input_props.isMuted);
  46             inputFound = true;
  47           }
  48         }
  49         chrome.test.assertTrue(outputFound);
  50         chrome.test.assertTrue(inputFound);
  51   }));
  52 }
  53
  54
  55 function setActiveDevicesAndVerify(output_id, input_id) {
  56   chrome.audio.setActiveDevices([output_id, input_id],
  57       chrome.test.callbackPass(function() {
  58         verifyActiveDevices(output_id, input_id);
  59   }));
  60 }
  61
  62 function setPropertiesAndVerify(outputInfo, inputInfo) {
  63   var outputProps = new Object;
  64   outputProps.isMuted = true;
  65   outputProps.volume = 55;
  66   chrome.audio.setProperties(outputInfo.id, outputProps,
  67       chrome.test.callbackPass(function() {
  68     // Once the output properties have been set, set input properties, then
  69     // verify.
  70     var inputProps = new Object;
  71     inputProps.isMuted = true;
  72     inputProps.gain = 35;
  73     chrome.audio.setProperties(inputInfo.id, inputProps,
  74         chrome.test.callbackPass(function() {
  75           verifyDeviceProperties(outputInfo.id, inputInfo.id,
  76                                  outputProps, inputProps);
  77     }));
  78   }));
  79 }
  80
  81 chrome.test.runTests([
  82   function getInfoTest() {
  83     chrome.audio.getInfo(
  84         chrome.test.callbackPass(function(outputInfo, inputInfo) {
  85     }));
  86   },
  87
  88   function setActiveDevicesTest() {
  89     chrome.audio.getInfo(
  90         chrome.test.callbackPass(function(outputInfo, inputInfo) {
  91           setActiveDevicesAndVerify(outputInfo[2].id, inputInfo[1].id);
  92     }));
  93   },
  94
  95   function setPropertiesTest() {
  96     chrome.audio.getInfo(
  97         chrome.test.callbackPass(function(outputInfo, inputInfo) {
  98           setPropertiesAndVerify(outputInfo[0], inputInfo[1]);
  99     }));
 100   }
 101 ]);