Home | History | Annotate | Download | only in camera2 
      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:
     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     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 
     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 =
     97                 mModule->common.methods->open(
     98                                              &mModule->common,
     99                                              deviceName,
    100                                              &device);
    101         EXPECT_NE(OK, res);
    102         EXPECT_EQ(-ENODEV, res)
    103             << "Incorrect error code when trying to open camera with invalid id "
    104             << deviceName;
    105     }
    106 }
    107 
    108 TEST_F(CameraModuleTest, GetCameraInfo) {
    109 
    110     TEST_EXTENSION_FORKING_INIT;
    111 
    112     for (int i = 0; i < mNumberOfCameras; ++i) {
    113         struct camera_info info;
    114         ASSERT_EQ(OK, mModule->get_camera_info(i, &info));
    115     }
    116 
    117 }
    118 
    119 TEST_F(CameraModuleTest, GetCameraInfoBadIndices) {
    120 
    121     TEST_EXTENSION_FORKING_INIT;
    122 
    123     int idx[] = { -1, mNumberOfCameras, mNumberOfCameras + 1 };
    124     for (unsigned i = 0; i < sizeof(idx)/sizeof(idx[0]); ++i) {
    125         struct camera_info info;
    126         EXPECT_NE(OK, mModule->get_camera_info(idx[i], &info));
    127         EXPECT_EQ(-ENODEV, mModule->get_camera_info(idx[i], &info))
    128             << "Incorrect error code for get_camera_info idx= "
    129             << idx[i];
    130     }
    131 }
    132 
    133 /**
    134  * TODO: Additional test to add: open two cameras at once.
    135  *       (is allowed to fail, at least for now, but should not blow up)
    136  *     - open same device multiple times
    137  *     - close same device multiple times
    138  */
    139 
    140 
    141 
    142 
    143 }
    144 }
    145 }
    146