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 org.apache.bigtop.datagenerators.samplers.pdfs;
  
  import java.util.Map;
  import java.util.Set;
  
  import org.apache.bigtop.datagenerators.samplers.pdfs.MultinomialPDF;
  import org.junit.Assert;
  import org.junit.Test;
  
  import com.google.common.collect.ImmutableMap;
  import com.google.common.collect.Sets;
  
  public class TestMultinomialPDF
  {
  
  	@Test
  	public void testToString()
  	{
  		Map<String, Double> objects = ImmutableMap.of("A", 0.1, "B", 0.3, "C", 0.5);
  		MultinomialPDF<String> pdf = new MultinomialPDF<String>(objects);
  		String string = pdf.toString();
  		Set<String> observed = Sets.newHashSet(string.split("\n"));
  		Set<String> expected = Sets.newHashSet("0.1,A", "0.3,B", "0.5,C");
  
  		Assert.assertEquals(expected, observed);
  	}
  }
  