content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you 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.
   */
  
  package com.cloud.agent.properties;
  
  import com.cloud.utils.PropertiesUtil;
  import java.io.File;
  import java.io.IOException;
  import java.util.Properties;
  import junit.framework.TestCase;
  import org.junit.After;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  import org.junit.runner.RunWith;
  import org.mockito.Mock;
  import org.mockito.MockedStatic;
  import org.mockito.Mockito;
  import org.mockito.junit.MockitoJUnitRunner;
  
  @RunWith(MockitoJUnitRunner.class)
  public class AgentPropertiesFileHandlerTest extends TestCase {
  
      @Mock
      AgentProperties.Property<String> agentPropertiesStringMock;
  
      @Mock
      AgentProperties.Property<Integer> agentPropertiesIntegerMock;
  
      @Mock
      AgentProperties.Property<Long> agentPropertiesLongMock;
  
      @Mock
      File fileMock;
  
      @Mock
      Properties propertiesMock;
  
      MockedStatic<PropertiesUtil> propertiesUtilMocked;
  
      @Override
      @Before
      public void setUp() throws Exception {
          propertiesUtilMocked = Mockito.mockStatic(PropertiesUtil.class);
      }
  
      @Override
      @After
      public void tearDown() throws Exception {
          propertiesUtilMocked.close();
      }
  
      @Test
      public void getPropertyValueTestFileNotFoundReturnDefaultValueNull() throws Exception{
          String expectedResult = null;
  
          AgentProperties.Property<String> agentPropertiesStringMock = new AgentProperties.Property<String>("Test-null", null, String.class);
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(null);
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void validateGetPropertyValueFileNotFoundReturnDefaultValue() throws Exception{
          String expectedResult = "default value";
          Mockito.doReturn(expectedResult).when(agentPropertiesStringMock).getDefaultValue();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(null);
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void validateGetPropertyValueLoadFromFileThrowsIOExceptionReturnDefaultValue() throws Exception{
          String expectedResult = "default value";
          Mockito.doReturn(expectedResult).when(agentPropertiesStringMock).getDefaultValue();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenThrow(new IOException());
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void validateGetPropertyValuePropertyIsEmptyReturnDefaultValue() throws Exception{
          String expectedResult = "default value";
          Mockito.doReturn(expectedResult).when(agentPropertiesStringMock).getDefaultValue();
          Mockito.doReturn("name").when(agentPropertiesStringMock).getName();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenReturn(propertiesMock);
          propertiesUtilMocked.when(() -> propertiesMock.getProperty(Mockito.anyString())).thenReturn("");
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void validateGetPropertyValuePropertyIsNullReturnDefaultValue() throws Exception{
          String expectedResult = "default value";
          Mockito.doReturn(expectedResult).when(agentPropertiesStringMock).getDefaultValue();
          Mockito.doReturn("name").when(agentPropertiesStringMock).getName();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenReturn(propertiesMock);
          propertiesUtilMocked.when(() -> propertiesMock.getProperty(Mockito.anyString())).thenReturn(null);
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void validateGetPropertyValueValidPropertyReturnPropertyValue() throws Exception{
          String expectedResult = "test";
          Mockito.doReturn("default value").when(agentPropertiesStringMock).getDefaultValue();
          Mockito.doReturn("name").when(agentPropertiesStringMock).getName();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenReturn(propertiesMock);
          Mockito.doReturn(expectedResult).when(propertiesMock).getProperty(Mockito.anyString());
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void getPropertyValueTestValidPropertyReturnPropertyValueWhenDefaultValueIsNull() throws Exception {
          String expectedResult = "test";
  
          AgentProperties.Property<String> agentPropertiesStringMock = new AgentProperties.Property<String>("Test-null", null, String.class);
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenReturn(propertiesMock);
          Mockito.doReturn(expectedResult).when(propertiesMock).getProperty(Mockito.anyString());
  
          String result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesStringMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void validateGetPropertyValueValidIntegerPropertyReturnPropertyValue() throws Exception{
          Integer expectedResult = 2;
          Mockito.doReturn(1).when(agentPropertiesIntegerMock).getDefaultValue();
          Mockito.doReturn("name").when(agentPropertiesIntegerMock).getName();
          Mockito.doReturn(Integer.class).when(agentPropertiesIntegerMock).getTypeClass();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenReturn(propertiesMock);
          Mockito.doReturn(String.valueOf(expectedResult)).when(propertiesMock).getProperty(Mockito.anyString());
  
          Integer result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesIntegerMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
      @Test
      public void getPropertyValueTestValidLongPropertyReturnPropertyValue() throws Exception{
          Long expectedResult = 600L;
          Mockito.doReturn(1L).when(agentPropertiesLongMock).getDefaultValue();
          Mockito.doReturn("name").when(agentPropertiesLongMock).getName();
          Mockito.doReturn(Long.class).when(agentPropertiesLongMock).getTypeClass();
  
          propertiesUtilMocked.when(() -> PropertiesUtil.findConfigFile(Mockito.anyString())).thenReturn(fileMock);
          propertiesUtilMocked.when(() -> PropertiesUtil.loadFromFile(Mockito.any())).thenReturn(propertiesMock);
          Mockito.doReturn(String.valueOf(expectedResult)).when(propertiesMock).getProperty(Mockito.anyString());
  
          Long result = AgentPropertiesFileHandler.getPropertyValue(agentPropertiesLongMock);
  
          Assert.assertEquals(expectedResult, result);
      }
  
  }
  