1 /*
2 * Copyright (C) 2012 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <gtest/gtest.h>
18
19 #define LOG_TAG "CameraModuleTest"
20 #define LOG_NDEBUG 0
21 #include <utils/Log.h>
22
23 #include "hardware/hardware.h"
24 #include "hardware/camera2.h"
25
26 #include "Camera2Device.h"
27 #include "utils/StrongPointer.h"
28 #include "CameraModuleFixture.h"
29
30 namespace android {
31 namespace camera2 {
32 namespace tests {
33
34 class CameraModuleTest : public ::testing::Test,
35 public CameraModuleFixture<> {
36
37 public:
CameraModuleTest()38 CameraModuleTest() {
39 CameraModuleFixture::SetUp();
40 }
41
~CameraModuleTest()42 ~CameraModuleTest() {
43 CameraModuleFixture::TearDown();
44 }
45
initializeDevice(int cameraId)46 status_t initializeDevice(int cameraId) {
47
48 // ignore HAL1s. count as test pass
49 status_t stat;
50 if (isDeviceVersionHal2(cameraId, &stat) && stat == OK) {
51 stat = mDevice->initialize(mModule);
52 }
53
54 return stat;
55 }
56
getDeviceVersion(int cameraId,status_t * status)57 int getDeviceVersion(int cameraId, status_t* status) {
58 camera_info info;
59 *status = mModule->get_camera_info(cameraId, &info);
60
61 return info.device_version;
62 }
63
isDeviceVersionHal2(int cameraId,status_t * status)64 bool isDeviceVersionHal2(int cameraId, status_t* status) {
65 return getDeviceVersion(cameraId, status)
66 >= CAMERA_DEVICE_API_VERSION_2_0;
67 }
68 };
69
TEST_F(CameraModuleTest,LoadModule)70 TEST_F(CameraModuleTest, LoadModule) {
71
72 TEST_EXTENSION_FORKING_INIT;
73
74 for (int i = 0; i < mNumberOfCameras; ++i) {
75 mDevice = new Camera2Device(i);
76
77 ASSERT_EQ(OK, initializeDevice(i))
78 << "Failed to initialize device " << i;
79 mDevice.clear();
80 }
81
82 }
83
TEST_F(CameraModuleTest,LoadModuleBadIndices)84 TEST_F(CameraModuleTest, LoadModuleBadIndices) {
85
86 TEST_EXTENSION_FORKING_INIT;
87
88 int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 };
89
90 for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) {
91 mDevice = new Camera2Device(idx[i]);
92 status_t deviceInitializeCode = initializeDevice(idx[i]);
93 EXPECT_NE(OK, deviceInitializeCode);
94 EXPECT_EQ(-ENODEV, deviceInitializeCode)
95 << "Incorrect error code when trying to initialize invalid index "
96 << idx[i];
97 mDevice.clear();
98 }
99 }
100
TEST_F(CameraModuleTest,GetCameraInfo)101 TEST_F(CameraModuleTest, GetCameraInfo) {
102
103 TEST_EXTENSION_FORKING_INIT;
104
105 for (int i = 0; i < mNumberOfCameras; ++i) {
106 struct camera_info info;
107 ASSERT_EQ(OK, mModule->get_camera_info(i, &info));
108 }
109
110 }
111
TEST_F(CameraModuleTest,GetCameraInfoBadIndices)112 TEST_F(CameraModuleTest, GetCameraInfoBadIndices) {
113
114 TEST_EXTENSION_FORKING_INIT;
115
116 int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 };
117 for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) {
118 struct camera_info info;
119 EXPECT_NE(OK, mModule->get_camera_info(idx[i], &info));
120 EXPECT_EQ(-ENODEV, mModule->get_camera_info(idx[i], &info))
121 << "Incorrect error code for get_camera_info idx= "
122 << idx[i];
123 }
124 }
125
126 /**
127 * TODO: Additional test to add: open two cameras at once.
128 * (is allowed to fail, at least for now, but should not blow up)
129 * - open same device multiple times
130 * - close same device multiple times
131 */
132
133
134
135
136 }
137 }
138 }
139
140