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1 // Copyright (c) 2012 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 // MediaTransferProtocolDeviceObserver unit tests. | |
6 | |
7 #include "chrome/browser/chromeos/mtp/media_transfer_protocol_device_observer.h" | |
8 | |
9 #include <string> | |
10 | |
11 #include "base/message_loop.h" | |
12 #include "base/memory/scoped_ptr.h" | |
Lei Zhang
2012/08/30 02:30:20
nit: alphabetical order
kmadhusu
2012/08/30 03:12:58
oops.. Fixed.
| |
13 #include "base/system_monitor/system_monitor.h" | |
14 #include "base/test/mock_devices_changed_observer.h" | |
15 #include "base/utf_string_conversions.h" | |
16 #include "chrome/browser/media_gallery/media_storage_util.h" | |
17 #include "testing/gtest/include/gtest/gtest.h" | |
18 | |
19 namespace chromeos { | |
20 namespace mtp { | |
21 | |
22 namespace { | |
23 | |
24 // Sample mtp device storage information. | |
25 const char kStorageLabel[] = "Camera V1.0"; | |
26 const char kStorageLocation[] = "/usb:2,2,88888"; | |
27 const char kStorageName[] = "usb:2,2,88888"; | |
28 const char kStorageUniqueId[] = "VendorModelSerial:COM:MOD2012:283"; | |
29 | |
30 // Returns the mtp device id given the |unique_id|. | |
31 std::string GetMtpDeviceId(const std::string& unique_id) { | |
32 return chrome::MediaStorageUtil::MakeDeviceId( | |
33 chrome::MediaStorageUtil::MTP_OR_PTP, unique_id); | |
34 } | |
35 | |
36 // Helper function to get the device storage details such as device id, label | |
37 // and location. On success, fills in |id|, |label| and |location|. | |
38 void GetStorageInfo(const std::string& storage_name, | |
39 std::string* id, | |
40 string16* label, | |
41 std::string* location) { | |
42 if (storage_name != kStorageName) { | |
43 NOTREACHED(); | |
44 return; | |
45 } | |
46 if (id) | |
47 *id = GetMtpDeviceId(kStorageUniqueId); | |
48 if (label) | |
49 *label = ASCIIToUTF16(kStorageLabel); | |
50 if (location) | |
51 *location = kStorageLocation; | |
52 } | |
53 | |
54 } // namespace | |
Lei Zhang
2012/08/30 02:30:20
You can put the entire test in the anonymous names
kmadhusu
2012/08/30 03:12:58
Done.
| |
55 | |
56 class MediaTransferProtocolDeviceObserverTest : public testing::Test { | |
57 public: | |
58 MediaTransferProtocolDeviceObserverTest() {} | |
59 virtual ~MediaTransferProtocolDeviceObserverTest() {} | |
60 | |
61 protected: | |
62 virtual void SetUp() OVERRIDE { | |
63 mock_devices_changed_observer_.reset(new base::MockDevicesChangedObserver); | |
64 system_monitor_.AddDevicesChangedObserver( | |
65 mock_devices_changed_observer_.get()); | |
66 | |
67 // Initialize the test subject. | |
68 mtp_dev_observer_.reset( | |
69 new MediaTransferProtocolDeviceObserver(&GetStorageInfo)); | |
70 } | |
71 | |
72 virtual void TearDown() OVERRIDE { | |
73 mtp_dev_observer_.reset(); | |
74 system_monitor_.RemoveDevicesChangedObserver( | |
75 mock_devices_changed_observer_.get()); | |
76 } | |
77 | |
78 // Returns the device changed observer object. | |
79 base::MockDevicesChangedObserver& observer() { | |
80 return *mock_devices_changed_observer_; | |
81 } | |
82 | |
83 // Notifies |MediaTransferProtocolDeviceObserver| about the attachment of | |
84 // mtp storage device given the |storage_name|. | |
85 void MtpStorageAttached(const std::string& storage_name) { | |
86 mtp_dev_observer_->StorageChanged(true, storage_name); | |
87 ui_loop_.RunAllPending(); | |
88 } | |
89 | |
90 // Notifies |MediaTransferProtocolDeviceObserver| about the detachment of | |
91 // mtp storage device given the |storage_name|. | |
92 void MtpStorageDetached(const std::string& storage_name) { | |
93 mtp_dev_observer_->StorageChanged(false, storage_name); | |
94 ui_loop_.RunAllPending(); | |
95 } | |
96 | |
97 private: | |
98 // Message loop to run the test on. | |
99 MessageLoop ui_loop_; | |
100 | |
101 // SystemMonitor and DevicesChangedObserver to hook together to test. | |
102 base::SystemMonitor system_monitor_; | |
103 scoped_ptr<base::MockDevicesChangedObserver> mock_devices_changed_observer_; | |
104 | |
105 // Test subject. | |
106 scoped_ptr<MediaTransferProtocolDeviceObserver> mtp_dev_observer_; | |
107 | |
108 DISALLOW_COPY_AND_ASSIGN(MediaTransferProtocolDeviceObserverTest); | |
109 }; | |
110 | |
111 // Test to verify basic mtp storage attach and detach notifications. | |
112 TEST_F(MediaTransferProtocolDeviceObserverTest, BasicAttachDetach) { | |
113 testing::Sequence mock_sequence; | |
114 std::string device_id = GetMtpDeviceId(kStorageUniqueId); | |
115 | |
116 EXPECT_CALL(observer(), | |
117 OnRemovableStorageAttached(device_id, | |
118 ASCIIToUTF16(kStorageLabel), | |
119 kStorageLocation)) | |
120 .InSequence(mock_sequence); | |
121 | |
122 // Attach a mtp storage. | |
Lei Zhang
2012/08/30 02:30:20
I would put this above the EXPECT_CALL, and get ri
kmadhusu
2012/08/30 03:12:58
Done.
| |
123 MtpStorageAttached(kStorageName); | |
124 | |
125 EXPECT_CALL(observer(), OnRemovableStorageDetached(device_id)) | |
126 .InSequence(mock_sequence); | |
127 | |
128 // Detach the attached storage. | |
129 MtpStorageDetached(kStorageName); | |
130 } | |
131 | |
132 } // namespace mtp | |
133 } // namespace chromeos | |
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