content: /*
   * Copyright 1999-2018 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.csp.sentinel.adapter.dubbo;
  
  import com.alibaba.csp.sentinel.adapter.dubbo.config.DubboAdapterGlobalConfig;
  import com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService;
  import com.alibaba.csp.sentinel.config.SentinelConfig;
  import org.apache.dubbo.common.URL;
  import org.apache.dubbo.common.constants.CommonConstants;
  import org.apache.dubbo.rpc.Invocation;
  import org.apache.dubbo.rpc.Invoker;
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  
  import java.lang.reflect.Method;
  import java.util.HashMap;
  
  import static com.alibaba.csp.sentinel.adapter.dubbo.config.DubboAdapterGlobalConfig.DUBBO_INTERFACE_GROUP_VERSION_ENABLED;
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.fail;
  import static org.mockito.Mockito.*;
  
  /**
   * @author cdfive
   */
  public class DubboUtilsTest {
  
      @Before
      public void setUp() {
          SentinelConfig.setConfig("csp.sentinel.dubbo.resource.use.prefix", "true");
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_PROVIDER_RES_NAME_PREFIX_KEY, "");
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_CONSUMER_RES_NAME_PREFIX_KEY, "");
          SentinelConfig.setConfig(DUBBO_INTERFACE_GROUP_VERSION_ENABLED, "false");
      }
  
  
      @After
      public void tearDown() {
          SentinelConfig.setConfig("csp.sentinel.dubbo.resource.use.prefix", "false");
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_PROVIDER_RES_NAME_PREFIX_KEY, "");
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_CONSUMER_RES_NAME_PREFIX_KEY, "");
          SentinelConfig.setConfig(DUBBO_INTERFACE_GROUP_VERSION_ENABLED, "false");
      }
  
  
      @Test
      public void testGetApplication() {
          Invocation invocation = mock(Invocation.class);
          when(invocation.getAttachments()).thenReturn(new HashMap<>());
          when(invocation.getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY, ""))
                  .thenReturn("consumerA");
  
          String application = DubboUtils.getApplication(invocation, "");
          verify(invocation).getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY, "");
  
          assertEquals("consumerA", application);
      }
  
      @Test(expected = IllegalArgumentException.class)
      public void testGetApplicationNoAttachments() {
          Invocation invocation = mock(Invocation.class);
          when(invocation.getAttachments()).thenReturn(null);
          when(invocation.getAttachment(DubboUtils.SENTINEL_DUBBO_APPLICATION_KEY, ""))
                  .thenReturn("consumerA");
  
          DubboUtils.getApplication(invocation, "");
  
          fail("No attachments in invocation, IllegalArgumentException should be thrown!");
      }
  
      @Test
      public void testGetResourceName() throws NoSuchMethodException {
          Invoker invoker = mock(Invoker.class);
          when(invoker.getInterface()).thenReturn(DemoService.class);
  
          Invocation invocation = mock(Invocation.class);
          Method method = DemoService.class.getDeclaredMethod("sayHello", String.class, int.class);
          when(invocation.getMethodName()).thenReturn(method.getName());
          when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());
  
          String resourceName = DubboUtils.getMethodResourceName(invoker, invocation);
  
          assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
  
      }
  
      @Test
      public void testGetResourceNameWithGroupAndVersion() throws NoSuchMethodException {
          Invoker invoker = mock(Invoker.class);
          URL url = URL.valueOf("dubbo://127.0.0.1:2181")
                  .addParameter(CommonConstants.VERSION_KEY, "1.0.0")
                  .addParameter(CommonConstants.GROUP_KEY, "grp1")
                  .addParameter(CommonConstants.INTERFACE_KEY, DemoService.class.getName());
          when(invoker.getUrl()).thenReturn(url);
          when(invoker.getInterface()).thenReturn(DemoService.class);
  
          Invocation invocation = mock(Invocation.class);
          Method method = DemoService.class.getDeclaredMethod("sayHello", String.class, int.class);
          when(invocation.getMethodName()).thenReturn(method.getName());
          when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());
  
          String resourceNameUseGroupAndVersion = DubboUtils.getMethodResourceName(invoker, invocation, true);
  
          assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:1.0.0:grp1:sayHello(java.lang.String,int)", resourceNameUseGroupAndVersion);
      }
  
  
      @Test
      public void testGetResourceNameWithPrefix() throws NoSuchMethodException {
          Invoker invoker = mock(Invoker.class);
          when(invoker.getInterface()).thenReturn(DemoService.class);
  
          Invocation invocation = mock(Invocation.class);
          Method method = DemoService.class.getDeclaredMethod("sayHello", String.class, int.class);
          when(invocation.getMethodName()).thenReturn(method.getName());
          when(invocation.getParameterTypes()).thenReturn(method.getParameterTypes());
  
          //test with default prefix
          String resourceName = DubboUtils.getMethodResourceName(invoker, invocation, DubboAdapterGlobalConfig.getDubboProviderResNamePrefixKey());
          assertEquals("dubbo:provider:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
          resourceName = DubboUtils.getMethodResourceName(invoker, invocation, DubboAdapterGlobalConfig.getDubboConsumerResNamePrefixKey());
          assertEquals("dubbo:consumer:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
  
  
          //test with custom prefix
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_PROVIDER_RES_NAME_PREFIX_KEY, "my:dubbo:provider:");
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_CONSUMER_RES_NAME_PREFIX_KEY, "my:dubbo:consumer:");
          resourceName = DubboUtils.getMethodResourceName(invoker, invocation, DubboAdapterGlobalConfig.getDubboProviderResNamePrefixKey());
          assertEquals("my:dubbo:provider:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
          resourceName = DubboUtils.getMethodResourceName(invoker, invocation, DubboAdapterGlobalConfig.getDubboConsumerResNamePrefixKey());
          assertEquals("my:dubbo:consumer:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:sayHello(java.lang.String,int)", resourceName);
  
      }
  
      @Test
      public void testGetInterfaceName() {
  
          URL url = URL.valueOf("dubbo://127.0.0.1:2181")
                  .addParameter(CommonConstants.VERSION_KEY, "1.0.0")
                  .addParameter(CommonConstants.GROUP_KEY, "grp1")
                  .addParameter(CommonConstants.INTERFACE_KEY, DemoService.class.getName());
          Invoker invoker = mock(Invoker.class);
          when(invoker.getUrl()).thenReturn(url);
          when(invoker.getInterface()).thenReturn(DemoService.class);
  
          SentinelConfig.setConfig(DUBBO_INTERFACE_GROUP_VERSION_ENABLED, "false");
          assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService", DubboUtils.getInterfaceName(invoker));
  
      }
  
      @Test
      public void testGetInterfaceNameWithGroupAndVersion() throws NoSuchMethodException {
  
          URL url = URL.valueOf("dubbo://127.0.0.1:2181")
                  .addParameter(CommonConstants.VERSION_KEY, "1.0.0")
                  .addParameter(CommonConstants.GROUP_KEY, "grp1")
                  .addParameter(CommonConstants.INTERFACE_KEY, DemoService.class.getName());
          Invoker invoker = mock(Invoker.class);
          when(invoker.getUrl()).thenReturn(url);
          when(invoker.getInterface()).thenReturn(DemoService.class);
  
          SentinelConfig.setConfig(DUBBO_INTERFACE_GROUP_VERSION_ENABLED, "true");
          assertEquals("com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService:1.0.0:grp1", DubboUtils.getInterfaceName(invoker, true));
      }
  
      @Test
      public void testGetInterfaceNameWithPrefix() throws NoSuchMethodException {
          URL url = URL.valueOf("dubbo://127.0.0.1:2181")
                  .addParameter(CommonConstants.VERSION_KEY, "1.0.0")
                  .addParameter(CommonConstants.GROUP_KEY, "grp1")
                  .addParameter(CommonConstants.INTERFACE_KEY, DemoService.class.getName());
          Invoker invoker = mock(Invoker.class);
          when(invoker.getUrl()).thenReturn(url);
          when(invoker.getInterface()).thenReturn(DemoService.class);
  
  
          //test with default prefix
          String resourceName = DubboUtils.getInterfaceName(invoker, DubboAdapterGlobalConfig.getDubboProviderResNamePrefixKey());
          assertEquals("dubbo:provider:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService", resourceName);
          resourceName = DubboUtils.getInterfaceName(invoker, DubboAdapterGlobalConfig.getDubboConsumerResNamePrefixKey());
          assertEquals("dubbo:consumer:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService", resourceName);
  
  
          //test with custom prefix
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_PROVIDER_RES_NAME_PREFIX_KEY, "my:dubbo:provider:");
          SentinelConfig.setConfig(DubboAdapterGlobalConfig.DUBBO_CONSUMER_RES_NAME_PREFIX_KEY, "my:dubbo:consumer:");
          resourceName = DubboUtils.getInterfaceName(invoker, DubboAdapterGlobalConfig.getDubboProviderResNamePrefixKey());
          assertEquals("my:dubbo:provider:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService", resourceName);
          resourceName = DubboUtils.getInterfaceName(invoker, DubboAdapterGlobalConfig.getDubboConsumerResNamePrefixKey());
          assertEquals("my:dubbo:consumer:com.alibaba.csp.sentinel.adapter.dubbo.provider.DemoService", resourceName);
  
      }
  }