content: /*
   * Copyright 1999-2023 Alibaba Group Holding Ltd.
   *
   * 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.
   */
  
  package com.alibaba.nacos.sys.utils;
  
  import org.junit.jupiter.api.AfterEach;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.mockito.Mock;
  import org.mockito.junit.jupiter.MockitoExtension;
  import org.springframework.beans.factory.NoSuchBeanDefinitionException;
  import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
  import org.springframework.context.ConfigurableApplicationContext;
  import org.springframework.core.io.Resource;
  
  import java.io.IOException;
  import java.util.function.Consumer;
  
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertFalse;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.never;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  @ExtendWith(MockitoExtension.class)
  class ApplicationUtilsTest {
      
      @Mock
      ConfigurableApplicationContext context;
      
      @Mock
      AutowireCapableBeanFactory factory;
      
      @BeforeEach
      void setUp() {
          ApplicationUtils.injectContext(context);
      }
      
      @AfterEach
      void tearDown() {
          ApplicationUtils.injectContext(null);
      }
      
      @Test
      void testIsStarted() {
          assertFalse(ApplicationUtils.isStarted());
          ApplicationUtils.setStarted(true);
          assertTrue(ApplicationUtils.isStarted());
      }
      
      @Test
      void testGetBeanByName() {
          when(context.getBean("testBeanName")).thenReturn(context);
          assertEquals(context, ApplicationUtils.getBean("testBeanName"));
      }
      
      @Test
      void testGetBeanByType() {
          when(context.getBean(ConfigurableApplicationContext.class)).thenReturn(context);
          assertEquals(context, ApplicationUtils.getBean(ConfigurableApplicationContext.class));
      }
      
      @Test
      void testGetBeanByNameAneType() {
          when(context.getBean("testBeanName", ConfigurableApplicationContext.class)).thenReturn(context);
          assertEquals(context, ApplicationUtils.getBean("testBeanName", ConfigurableApplicationContext.class));
      }
      
      @Test
      void testGetBeanByNameAndParams() {
          Object o = new Object();
          when(context.getBean("testBeanName", o)).thenReturn(context);
          assertEquals(context, ApplicationUtils.getBean("testBeanName", o));
      }
      
      @Test
      void testGetBeanByTypeAndParams() {
          Object o = new Object();
          when(context.getBean(ConfigurableApplicationContext.class, o)).thenReturn(context);
          assertEquals(context, ApplicationUtils.getBean(ConfigurableApplicationContext.class, o));
      }
      
      @Test
      void testGetBeanIfExist() {
          Consumer consumer = mock(Consumer.class);
          when(context.getBean(ConfigurableApplicationContext.class)).thenReturn(context);
          ApplicationUtils.getBeanIfExist(ConfigurableApplicationContext.class, consumer);
          verify(consumer).accept(context);
      }
      
      @Test
      void testGetBeanIfExistNonExist() {
          Consumer consumer = mock(Consumer.class);
          when(context.getBean(ConfigurableApplicationContext.class)).thenThrow(
                  new NoSuchBeanDefinitionException("test"));
          ApplicationUtils.getBeanIfExist(ConfigurableApplicationContext.class, consumer);
          verify(consumer, never()).accept(context);
      }
      
      @Test
      void testContainsBean() {
          when(context.containsBean("testBeanName")).thenReturn(true);
          assertTrue(ApplicationUtils.containsBean("testBeanName"));
      }
      
      @Test
      void testGetType() {
          when(context.getType("testBeanName")).thenAnswer(invocationOnMock -> ConfigurableApplicationContext.class);
          assertEquals(ConfigurableApplicationContext.class, ApplicationUtils.getType("testBeanName"));
      }
      
      @Test
      void testPublishEvent() {
          Object o = new Object();
          ApplicationUtils.publishEvent(o);
          verify(context).publishEvent(o);
      }
      
      @Test
      void testGetResources() throws IOException {
          Resource[] resources = new Resource[0];
          when(context.getResources("test")).thenReturn(resources);
          assertEquals(resources, ApplicationUtils.getResources("test"));
      }
      
      @Test
      void testGetResource() {
          Resource resource = mock(Resource.class);
          when(context.getResource("test")).thenReturn(resource);
          assertEquals(resource, ApplicationUtils.getResource("test"));
      }
      
      @Test
      void testGetClassLoader() {
          when(context.getClassLoader()).thenReturn(Thread.currentThread().getContextClassLoader());
          assertEquals(Thread.currentThread().getContextClassLoader(), ApplicationUtils.getClassLoader());
      }
      
      @Test
      void initialize() {
          ApplicationUtils utils = new ApplicationUtils();
          ApplicationUtils.injectContext(null);
          utils.initialize(context);
          assertEquals(context, ApplicationUtils.getApplicationContext());
          
          ConfigurableApplicationContext subContext = mock(ConfigurableApplicationContext.class);
          when(subContext.getParent()).thenReturn(context);
          utils.initialize(subContext);
          assertEquals(subContext, ApplicationUtils.getApplicationContext());
          
          ConfigurableApplicationContext subContext2 = mock(ConfigurableApplicationContext.class);
          when(subContext2.getParent()).thenReturn(context);
          utils.initialize(subContext2);
          assertEquals(subContext, ApplicationUtils.getApplicationContext());
      }
  }