Source Code : JUnit Test Setup

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JUnit Test Setup

 

import junit.extensions.TestSetup;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

public class MainClass extends TestCase {

  public static void main (String... args) {
    junit.textui.TestRunner.run (suite());
  }
  
  private static TSP tsp;

  public MainClass(String method) {
    super(method);
  }

  // This one takes a few hours...
  public void testLongRunner() {
    assertEquals(2300, tsp.shortestPath(50));
  }

  public void testShortTest() {
    assertEquals(140, tsp.shortestPath(5));
  }

  public void testAnotherShortTest() {
    assertEquals(586, tsp.shortestPath(10));
  }

  public static Test suite() {
    TestSuite suite = new TestSuite();
    // Only include short tests
    suite.addTest(new MainClass("testShortTest"));
    suite.addTest(new MainClass("testAnotherShortTest"));

    TestSetup wrapper = new TestSetup(suite) {
      protected void setUp() {
        oneTimeSetUp();
      }

      protected void tearDown() {
        oneTimeTearDown();
      }
    };

    return wrapper;
  }

  public static void oneTimeSetUp() {
    System.out.println("oneTimeSetUp()");    
    // one-time initialization code goes here...
    tsp = new TSP();
    tsp.loadCities("EasternSeaboard");
  }

  public static void oneTimeTearDown() {
    // one-time cleanup code goes here...
    tsp.releaseCities();
  }

}

class TSP {
  public int shortestPath(int numCities) {
    switch (numCities) {
    case 50:
      return 2300;
    case 5:
      return 140;
    case 10:
      return 586;
    }
    return 0;
  }

  public void loadCities(String name) {
  }

  public void releaseCities() {
  }

}

           
         
  

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