code: /*
   * Copyright © 2014-2017 EntIT Software LLC, a Micro Focus company (L.P.)
   *
   * 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 io.cloudslang.runtime.impl;
  
  import org.junit.Test;
  
  import java.util.HashSet;
  import java.util.Set;
  
  import static org.junit.Assert.*;
  
  /**
   * Created by Genadi Rabinovich, genadi@hpe.com on 05/05/2016.
   */
  public class ExecutionEngineTest {
      @Test
      public void testEmptyDependencies() {
          Set<String> dep = new HashSet<>();
          String generatedKey = new ExecutionEngine() {}.generatedDependenciesKey(dep);
          assertNotNull(generatedKey);
          assertTrue(generatedKey.isEmpty());
      }
  
      @Test
      public void testSingleDependency() {
          String dep = "g1:a2:v3";
          Set<String> deps = new HashSet<>();
          deps.add(dep);
          String generatedKey = new ExecutionEngine() {}.generatedDependenciesKey(deps);
          assertNotNull(generatedKey);
          assertEquals(dep, generatedKey);
      }
  
      @Test
      public void testMultipleDependencies() {
          String dep1 = "g1:a2:v3";
          String dep2 = "g2:a3:v4";
          String dep3 = "g3:a4:v5";
          Set<String> deps = new HashSet<>();
          deps.add(dep1);
          deps.add(dep2);
          deps.add(dep3);
          String generatedKey = new ExecutionEngine() {}.generatedDependenciesKey(deps);
          assertNotNull(generatedKey);
          assertEquals(dep1 + ";" + dep2 + ";" + dep3 + ";", generatedKey);
      }
  }
  