src/chrome/test/data/extensions/api_test/bluetooth_low_energy/get_characteristic/runtest.js

   1 // Copyright 2014 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 var error;
   6
   7 function testGetCharacteristic() {
   8   if (error !== undefined) {
   9     chrome.test.sendMessage('fail');
  10     chrome.test.fail(error);
  11   }
  12   chrome.test.assertTrue(characteristic != null,
  13                          'Characteristic is null.');
  14   chrome.test.assertEq('char_id0', characteristic.instanceId);
  15   chrome.test.assertEq('00001211-0000-1000-8000-00805f9b34fb',
  16                        characteristic.uuid);
  17   chrome.test.assertEq(false, characteristic.isLocal);
  18   chrome.test.assertEq(serviceId, characteristic.service.instanceId);
  19   chrome.test.assertEq(4, characteristic.properties.length);
  20   chrome.test.assertTrue(characteristic.properties.indexOf('broadcast') > -1,
  21                          '\'broadcast\' not in characteristic.properties');
  22   chrome.test.assertTrue(characteristic.properties.indexOf('read') > -1,
  23                          '\'read\' not in characteristic.properties');
  24   chrome.test.assertTrue(characteristic.properties.indexOf('indicate') > -1,
  25                          '\'indicate\' not in characteristic.properties');
  26   chrome.test.assertTrue(
  27       characteristic.properties.indexOf('writeWithoutResponse') > -1,
  28       '\'writeWithoutResponse\' not in characteristic.properties');
  29
  30   var valueBytes = new Uint8Array(characteristic.value);
  31   chrome.test.assertEq(5, characteristic.value.byteLength);
  32   chrome.test.assertEq(0x01, valueBytes[0]);
  33   chrome.test.assertEq(0x02, valueBytes[1]);
  34   chrome.test.assertEq(0x03, valueBytes[2]);
  35   chrome.test.assertEq(0x04, valueBytes[3]);
  36   chrome.test.assertEq(0x05, valueBytes[4]);
  37
  38   chrome.test.succeed();
  39 }
  40
  41 var serviceId = 'service_id0';
  42 var charId = 'char_id0';
  43 var badCharId = 'char_id1';
  44
  45 var characteristic = null;
  46
  47 function expectFailed(result) {
  48   if (result || !chrome.runtime.lastError) {
  49     error = 'getCharacteristic call should have failed';
  50     chrome.test.runTests([testGetCharacteristic]);
  51     return false;
  52   }
  53   return true;
  54 }
  55
  56 // 1. Unknown characteristic instanceId.
  57 chrome.bluetoothLowEnergy.getCharacteristic(badCharId, function (result) {
  58   if (!expectFailed(result))
  59     return;
  60
  61   // 2. Known characteristic instanceId, but the mapped device is unknown.
  62   chrome.bluetoothLowEnergy.getCharacteristic(charId, function (result) {
  63     if (!expectFailed(result))
  64       return;
  65
  66     // 3. Known characteristic instanceId, but the mapped service is unknown.
  67     chrome.bluetoothLowEnergy.getCharacteristic(charId, function (result) {
  68       if (!expectFailed(result))
  69         return;
  70
  71       // 4. Known characteristic instanceId, but the mapped service does not
  72       // know about the characteristic.
  73       chrome.bluetoothLowEnergy.getCharacteristic(charId, function (result) {
  74         if (!expectFailed(result))
  75           return;
  76
  77         // 5. Success.
  78         chrome.bluetoothLowEnergy.getCharacteristic(charId, function (result) {
  79           if (chrome.runtime.lastError) {
  80             error = 'Unexpected error: ' + chrome.runtime.lastError.message;
  81             chrome.test.runTests([testGetCharacteristic]);
  82           }
  83
  84           characteristic = result;
  85
  86           chrome.test.sendMessage('ready', function (message) {
  87             chrome.test.runTests([testGetCharacteristic]);
  88           });
  89         });
  90       });
  91     })
  92   });
  93 });