text: /* Copyright 2017-present Samsung Electronics Co., Ltd. and other contributors
   *
   * Licensed under the Apache License, Version 2.0 (the "License");
   * you may not use this file except in compliance with the License.
   * You may obtain a copy of the License at
   *
   *     http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  var gpio = require('gpio');
  
  var testGpioInfo = [
    {
      pin: 45,
      edge: gpio.EDGE.RISING
    },
    {
      pin: 114,
      edge: gpio.EDGE.FALLING
    },
    {
      pin: 115,
      edge: gpio.EDGE.BOTH
    }
  ];
  
  testGpioInfo.forEach(function(info) {
    var switchGpio = gpio.open({
      pin: info.pin,
      edge: info.edge,
      direction: gpio.DIRECTION.IN
    }, function() {
      switchGpio.on('change', function() {
        console.log('pin:', info.pin, ', current value:', switchGpio.readSync());
      });
    });
  });
  
  setTimeout(function(){
    console.log('finish test');
  }, 10000);
  