content: /*
   * Copyright 1999-2019 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.metric.extension.callback;
  
  import com.alibaba.csp.sentinel.EntryType;
  import com.alibaba.csp.sentinel.context.Context;
  import com.alibaba.csp.sentinel.metric.extension.MetricExtensionProvider;
  import com.alibaba.csp.sentinel.slotchain.StringResourceWrapper;
  import com.alibaba.csp.sentinel.slots.block.flow.FlowException;
  
  import org.junit.Assert;
  import org.junit.Test;
  
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.when;
  
  /**
   * @author Carpenter Lee
   */
  public class MetricEntryCallbackTest {
  
      @Test
      public void onPass() throws Exception {
          FakeMetricExtension extension = new FakeMetricExtension();
          FakeAdvancedMetricExtension advancedExtension = new FakeAdvancedMetricExtension();
          MetricExtensionProvider.addMetricExtension(extension);
          MetricExtensionProvider.addMetricExtension(advancedExtension);
  
          MetricEntryCallback entryCallback = new MetricEntryCallback();
          StringResourceWrapper resourceWrapper = new StringResourceWrapper("resource", EntryType.OUT);
          int count = 2;
          Object[] args = {"args1", "args2"};
          entryCallback.onPass(null, resourceWrapper, null, count, args);
          // assert extension
          Assert.assertEquals(extension.pass, count);
          Assert.assertEquals(extension.thread, 1);
          
          // assert advancedExtension
          Assert.assertEquals(advancedExtension.pass, count);
          Assert.assertEquals(advancedExtension.concurrency, 1);
      }
  
      @Test
      public void onBlocked() throws Exception {
          FakeMetricExtension extension = new FakeMetricExtension();
          FakeAdvancedMetricExtension advancedExtension = new FakeAdvancedMetricExtension();
          MetricExtensionProvider.addMetricExtension(extension);
          MetricExtensionProvider.addMetricExtension(advancedExtension);
  
          MetricEntryCallback entryCallback = new MetricEntryCallback();
          StringResourceWrapper resourceWrapper = new StringResourceWrapper("resource", EntryType.OUT);
          Context context = mock(Context.class);
          when(context.getOrigin()).thenReturn("origin1");
          int count = 2;
          Object[] args = {"args1", "args2"};
          entryCallback.onBlocked(new FlowException("xx"), context, resourceWrapper, null, count, args);
          // assert extension
          Assert.assertEquals(extension.block, count);
          // assert advancedExtension
          Assert.assertEquals(advancedExtension.block, count);
      }
  }