content: /**
   * Copyright The Apache Software Foundation
   *
   * 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.alibaba.wasp.metrics;
  
  import org.apache.hadoop.metrics2.lib.MetricMutableCounterLong;
  import org.apache.hadoop.metrics2.lib.MetricMutableGaugeLong;
  import org.junit.BeforeClass;
  import org.junit.Test;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNull;
  import static org.junit.Assert.assertSame;
  
  /**
   * Test of the default BaseSource implementation
   */
  public class TestBaseSourceImpl {
  
    private static BaseSourceImpl bmsi;
  
    @BeforeClass
    public static void setUp() throws Exception {
      bmsi = new BaseSourceImpl("TestName", "test description", "testcontext",
          "TestContext");
    }
  
    @Test
    public void testSetGauge() throws Exception {
      String key = "testset";
      bmsi.setGauge(key, 100);
      MetricMutableGaugeLong g = (MetricMutableGaugeLong) bmsi.metricsRegistry
          .get(key);
      assertEquals(key, g.name);
      bmsi.setGauge(key, 110);
      assertSame(g, bmsi.metricsRegistry.get(key));
  
    }
  
    @Test
    public void testIncGauge() throws Exception {
      String key = "testincgauge";
      bmsi.incGauge(key, 100);
      MetricMutableGaugeLong g = (MetricMutableGaugeLong) bmsi.metricsRegistry
          .get(key);
      assertEquals(key, g.name);
      bmsi.incGauge(key, 10);
      assertSame(g, bmsi.metricsRegistry.get(key));
    }
  
    @Test
    public void testDecGauge() throws Exception {
      String key = "testdec";
      bmsi.decGauge(key, 100);
      MetricMutableGaugeLong g = (MetricMutableGaugeLong) bmsi.metricsRegistry
          .get(key);
      assertEquals(key, g.name);
      bmsi.decGauge(key, 100);
      assertSame(g, bmsi.metricsRegistry.get(key));
    }
  
    @Test
    public void testIncCounters() throws Exception {
      String key = "testinccounter";
      bmsi.incCounters(key, 100);
      MetricMutableCounterLong c = (MetricMutableCounterLong) bmsi.metricsRegistry
          .get(key);
      assertEquals(key, c.name);
      bmsi.incCounters(key, 100);
      assertSame(c, bmsi.metricsRegistry.get(key));
    }
  
    @Test
    public void testRemoveMetric() throws Exception {
      bmsi.setGauge("testrm", 100);
      bmsi.removeMetric("testrm");
      assertNull(bmsi.metricsRegistry.get("testrm"));
  
    }
  
  }
  