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 "CameraDeviceBase.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: 38 CameraModuleTest() { 39 CameraModuleFixture::SetUp(); 40 } 41 42 ~CameraModuleTest() { 43 CameraModuleFixture::TearDown(); 44 } 45 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 57 bool isDeviceVersionHal2(int cameraId, status_t* status) { 58 return getDeviceVersion(cameraId, status) 59 >= CAMERA_DEVICE_API_VERSION_2_0; 60 } 61 }; 62 63 TEST_F(CameraModuleTest, LoadModule) { 64 65 TEST_EXTENSION_FORKING_INIT; 66 67 for (int i = 0; i < mNumberOfCameras; ++i) { 68 CreateCamera(i, &mDevice); 69 ASSERT_EQ(OK, initializeDevice(i)) 70 << "Failed to initialize device " << i; 71 mDevice.clear(); 72 } 73 74 } 75 76 TEST_F(CameraModuleTest, LoadModuleBadIndices) { 77 78 TEST_EXTENSION_FORKING_INIT; 79 80 int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 }; 81 82 for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) { 83 // Since the initialization should fail at device open(), it doesn't 84 // matter which version of CameraNDevice is used here 85 mDevice = new Camera2Device(idx[i]); 86 status_t deviceInitializeCode = initializeDevice(idx[i]); 87 EXPECT_NE(OK, deviceInitializeCode); 88 EXPECT_EQ(-ENODEV, deviceInitializeCode) 89 << "Incorrect error code when trying to initialize invalid index " 90 << idx[i]; 91 mDevice.clear(); 92 } 93 } 94 95 TEST_F(CameraModuleTest, GetCameraInfo) { 96 97 TEST_EXTENSION_FORKING_INIT; 98 99 for (int i = 0; i < mNumberOfCameras; ++i) { 100 struct camera_info info; 101 ASSERT_EQ(OK, mModule->get_camera_info(i, &info)); 102 } 103 104 } 105 106 TEST_F(CameraModuleTest, GetCameraInfoBadIndices) { 107 108 TEST_EXTENSION_FORKING_INIT; 109 110 int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 }; 111 for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) { 112 struct camera_info info; 113 EXPECT_NE(OK, mModule->get_camera_info(idx[i], &info)); 114 EXPECT_EQ(-ENODEV, mModule->get_camera_info(idx[i], &info)) 115 << "Incorrect error code for get_camera_info idx= " 116 << idx[i]; 117 } 118 } 119 120 /** 121 * TODO: Additional test to add: open two cameras at once. 122 * (is allowed to fail, at least for now, but should not blow up) 123 * - open same device multiple times 124 * - close same device multiple times 125 */ 126 127 128 129 130 } 131 } 132 } 133