/*
 * ProcessManagerTest
 *
 * v1.0
 *
 * May 22, 2019
 */

package JobServ;

import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import static org.junit.Assert.assertEquals;


/*
 * ProcessManagerTest
 * Class that performs positive and negative unit tests
 * of every public method in ProcessManager. This not
 * only unit tests ProcessManager but also integration
 * tests it with ProcessController.
 */
public class ProcessManagerTest {
    ProcessManager manager;

    /*
     * ProcessManagerTest constructor
     * initializes the process manager
     */
    public ProcessManagerTest() {
        manager = new ProcessManager();
    }

    /*
     * addProcessTest()
     * positive unit test for newProcess
     */
    @Test
    public void addProcessesTest() {
        int pid1 = manager.newProcess("ping google.com");
        int pid2 = manager.newProcess("ping google.com");
        assertEquals(2, pid2);
        assertEquals(1, pid1);

        manager.shutdown();
    }

    /*
     * getStatusTest
     * positive unit test for getStatus
     */
   @Test
   public void getStatusTest() {
       int pid1 = manager.newProcess("ping google.com");
       assertEquals(0, pid1);

       int status = manager.getProcessStatus(pid1);
       assertEquals(0, status);

       manager.shutdown();
   }
}