OLD | NEW |
| (Empty) |
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 errorTransferLength = 'Transfer length must be a ' + | |
27 'positive number less than 104,857,600.'; | |
28 var errorNumPackets = 'Number of packets must be a ' + | |
29 'positive number less than 4,194,304.'; | |
30 var errorPacketLength = 'Packet length must be a ' + | |
31 'positive number less than 65,536.'; | |
32 var errorInsufficientTransferLength = 'Transfer length is insufficient.'; | |
33 var largeSize = 100 * 1024 * 1024 + 1; | |
34 var maxPackets = 4 * 1024 * 1024; | |
35 var maxPacketLength = 64 * 1024; | |
36 | |
37 function createInvalidTransferTest(usbFunction, transferInfo, transferLength) { | |
38 return function() { | |
39 genericTransfer["length"] = transferLength; | |
40 controlTransfer["length"] = transferLength; | |
41 usb.findDevices({vendorId: 0, productId: 0}, function(devices) { | |
42 var device = devices[0]; | |
43 usbFunction(device, transferInfo, chrome.test.callbackFail( | |
44 errorTransferLength, function() {})); | |
45 }); | |
46 }; | |
47 } | |
48 | |
49 function createInvalidPacketLengthTest( | |
50 transferLength, packets, packetLength, errorMessage) { | |
51 return function() { | |
52 genericTransfer["length"] = transferLength; | |
53 isoTransfer["packets"] = packets; | |
54 isoTransfer["packetLength"] = packetLength; | |
55 usb.findDevices({vendorId: 0, productId: 0}, function(devices) { | |
56 var device = devices[0]; | |
57 usb.isochronousTransfer(device, isoTransfer, | |
58 chrome.test.callbackFail( | |
59 errorMessage, function() {})); | |
60 }); | |
61 }; | |
62 } | |
63 | |
64 var tests = [ | |
65 createInvalidTransferTest(usb.bulkTransfer, genericTransfer, -1), | |
66 createInvalidTransferTest(usb.controlTransfer, controlTransfer, -1), | |
67 createInvalidTransferTest(usb.interruptTransfer, genericTransfer, -1), | |
68 createInvalidTransferTest(usb.isochronousTransfer, isoTransfer, -1), | |
69 createInvalidTransferTest(usb.bulkTransfer, genericTransfer, largeSize), | |
70 createInvalidTransferTest(usb.controlTransfer, controlTransfer, largeSize), | |
71 createInvalidTransferTest(usb.interruptTransfer, genericTransfer, largeSize), | |
72 createInvalidTransferTest(usb.isochronousTransfer, isoTransfer, largeSize), | |
73 | |
74 createInvalidPacketLengthTest(1024, -1, 0, errorNumPackets), | |
75 createInvalidPacketLengthTest(maxPackets, maxPackets, 0, errorNumPackets), | |
76 createInvalidPacketLengthTest(1024, 100, -1, errorPacketLength), | |
77 createInvalidPacketLengthTest(1024, 100, maxPacketLength, errorPacketLength), | |
78 createInvalidPacketLengthTest(1024, 1025, 0, errorInsufficientTransferLength) | |
79 ]; | |
80 | |
81 chrome.test.runTests(tests); | |
OLD | NEW |