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 #include <utils/StrongPointer.h>
23 #include <common/CameraDeviceBase.h>
24
25 #include "hardware/hardware.h"
26 #include "hardware/camera2.h"
27
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
isDeviceVersionHal2(int cameraId,status_t * status)57 bool isDeviceVersionHal2(int cameraId, status_t* status) {
58 return getDeviceVersion(cameraId, status)
59 >= CAMERA_DEVICE_API_VERSION_2_0;
60 }
61 };
62
TEST_F(CameraModuleTest,LoadModule)63 TEST_F(CameraModuleTest, LoadModule) {
64
65 TEST_EXTENSION_FORKING_INIT;
66
67 status_t stat;
68 for (int i = 0; i < mNumberOfCameras; ++i) {
69 if (isDeviceVersionHal2(i, &stat) && stat == OK) {
70 CreateCamera(i, &mDevice);
71 ASSERT_EQ(OK, initializeDevice(i))
72 << "Failed to initialize device " << i;
73 mDevice.clear();
74 } else {
75 const ::testing::TestInfo* const test_info =
76 ::testing::UnitTest::GetInstance()->current_test_info();
77 std::cerr << "Skipping test "
78 << test_info->test_case_name() << "."
79 << test_info->name()
80 << " because HAL device version is V1"
81 << std::endl;
82 }
83 }
84
85 }
86
TEST_F(CameraModuleTest,LoadModuleBadIndices)87 TEST_F(CameraModuleTest, LoadModuleBadIndices) {
88
89 TEST_EXTENSION_FORKING_INIT;
90
91 int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 };
92 hw_device_t *device = NULL;
93
94 for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) {
95 String8 deviceName = String8::format("%d", idx[i]);
96 status_t res = mModule->open(deviceName, &device);
97 EXPECT_NE(OK, res);
98 EXPECT_EQ(-ENODEV, res)
99 << "Incorrect error code when trying to open camera with invalid id "
100 << deviceName;
101 }
102 }
103
TEST_F(CameraModuleTest,GetCameraInfo)104 TEST_F(CameraModuleTest, GetCameraInfo) {
105
106 TEST_EXTENSION_FORKING_INIT;
107
108 for (int i = 0; i < mNumberOfCameras; ++i) {
109 struct camera_info info;
110 ASSERT_EQ(OK, mModule->getCameraInfo(i, &info));
111 }
112
113 }
114
TEST_F(CameraModuleTest,GetCameraInfoBadIndices)115 TEST_F(CameraModuleTest, GetCameraInfoBadIndices) {
116
117 TEST_EXTENSION_FORKING_INIT;
118
119 int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 };
120 for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) {
121 struct camera_info info;
122 EXPECT_NE(OK, mModule->getCameraInfo(idx[i], &info));
123 EXPECT_EQ(-EINVAL, mModule->getCameraInfo(idx[i], &info))
124 << "Incorrect error code for get_camera_info idx= "
125 << idx[i];
126 }
127 }
128
129 /**
130 * TODO: Additional test to add: open two cameras at once.
131 * (is allowed to fail, at least for now, but should not blow up)
132 * - open same device multiple times
133 * - close same device multiple times
134 */
135
136
137
138
139 }
140 }
141 }
142