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      1 /*
      2  * Copyright (C) 2016 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 #include <stdio.h>
     20 #include <stdlib.h>
     21 
     22 #include <hardware/hardware.h>
     23 #include <hardware/lights.h>
     24 
     25 #include <iostream>
     26 
     27 using namespace std;
     28 
     29 namespace {
     30 
     31 // VTS structural testcase for HAL Lights basic functionalities.
     32 class VtsStructuralTestHalLightsBasicTest : public ::testing::Test {
     33  protected:
     34   VtsStructuralTestHalLightsBasicTest() {
     35     int rc = hw_get_module_by_class(LIGHTS_HARDWARE_MODULE_ID, NULL, &module_);
     36     if (rc || !module_) {
     37       cerr << "could not find any lights HAL module." << endl;
     38       module_ = NULL;
     39       return;
     40     }
     41 
     42     rc = module_->methods->open(
     43         module_, LIGHT_ID_NOTIFICATIONS,
     44         reinterpret_cast<struct hw_device_t**>(&device_));
     45     if (rc || !device_) {
     46       cerr << "could not open a lights HAL device." << endl;
     47       module_ = NULL;
     48       return;
     49     }
     50   }
     51 
     52   virtual ~VtsStructuralTestHalLightsBasicTest() {}
     53 
     54   virtual void SetUp() {
     55     // define operations to execute before running each testcase.
     56   }
     57 
     58   virtual void TearDown() {
     59     // define operations to execute after running each testcase.
     60   }
     61 
     62   // a light device which is open.
     63   struct light_device_t* device_;
     64 
     65  private:
     66   const struct hw_module_t* module_;
     67 };
     68 
     69 TEST_F(VtsStructuralTestHalLightsBasicTest, example) {
     70   ASSERT_TRUE(device_);
     71   struct light_state_t* arg =
     72       (struct light_state_t*)malloc(sizeof(struct light_state_t));
     73   arg->color = 0x80ff8000;
     74   arg->flashMode = LIGHT_FLASH_NONE;
     75   arg->flashOnMS = 0;
     76   arg->flashOffMS = 0;
     77   arg->brightnessMode = BRIGHTNESS_MODE_USER;
     78   EXPECT_EQ(0, device_->set_light(device_, arg));
     79 }
     80 
     81 }  // namespace
     82