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| 1 // Copyright (c) 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 var usb = chrome.usb; |
| 6 |
| 7 var genericTransfer = { |
| 8 "direction": "in", |
| 9 "endpoint": 1, |
| 10 "length": -1 |
| 11 }; |
| 12 var controlTransfer = { |
| 13 "index": 0, |
| 14 "direction": "in", |
| 15 "requestType": "standard", |
| 16 "recipient": "device", |
| 17 "request": 0, |
| 18 "value": 0, |
| 19 "length": -1 |
| 20 }; |
| 21 var isoTransfer = { |
| 22 "packetLength": 0, |
| 23 "transferInfo": genericTransfer, |
| 24 "packets": 0 |
| 25 }; |
| 26 var errorMessage = 'Transfer length must be a ' + |
| 27 'positive number less than 104,857,600.'; |
| 28 var largeSize = 100 * 1024 * 1024 + 1; |
| 29 |
| 30 function createInvalidTransferTest(usbFunction, transferInfo, transferLength) { |
| 31 return function() { |
| 32 genericTransfer["length"] = transferLength; |
| 33 controlTransfer["length"] = transferLength; |
| 34 usb.findDevices({vendorId: 0, productId: 0}, function(devices) { |
| 35 var device = devices[0]; |
| 36 usbFunction(device, transferInfo, chrome.test.callbackFail( |
| 37 errorMessage, function() {})); |
| 38 }); |
| 39 }; |
| 40 } |
| 41 |
| 42 var tests = [ |
| 43 createInvalidTransferTest(usb.bulkTransfer, genericTransfer, -1), |
| 44 createInvalidTransferTest(usb.controlTransfer, controlTransfer, -1), |
| 45 createInvalidTransferTest(usb.interruptTransfer, genericTransfer, -1), |
| 46 createInvalidTransferTest(usb.isochronousTransfer, isoTransfer, -1), |
| 47 createInvalidTransferTest(usb.bulkTransfer, genericTransfer, largeSize), |
| 48 createInvalidTransferTest(usb.controlTransfer, controlTransfer, largeSize), |
| 49 createInvalidTransferTest(usb.interruptTransfer, genericTransfer, largeSize), |
| 50 createInvalidTransferTest(usb.isochronousTransfer, isoTransfer, largeSize) |
| 51 ]; |
| 52 |
| 53 chrome.test.runTests(tests); |
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