1 /*
   2  * Copyright (c) 2010, 2013, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package javafx.concurrent;
  27 
  28 import java.util.Arrays;
  29 import java.util.Collection;
  30 
  31 import javafx.concurrent.mocks.EpicFailTask;
  32 import org.junit.Before;
  33 import org.junit.Test;
  34 import org.junit.runner.RunWith;
  35 import org.junit.runners.Parameterized;
  36 
  37 import static org.junit.Assert.*;
  38 
  39 @RunWith(Parameterized.class)
  40 public class TaskExceptionTest {
  41     @Parameterized.Parameters public static Collection implementations() {
  42         return Arrays.asList(new Object[][]{
  43                 {new Exception("Exception")},
  44                 {new IllegalArgumentException("IAE")},
  45                 {new NullPointerException("NPE")},
  46                 {new RuntimeException("RuntimeException")}
  47         });
  48     }
  49 
  50     private Exception exception;
  51     private Task task;
  52 
  53     public TaskExceptionTest(Exception th) {
  54         this.exception = th;
  55     }
  56 
  57     @Before public void setup() {
  58         task = new EpicFailTask(exception);
  59     }
  60 
  61     /************************************************************************
  62      * Run the task and check that the exception property is set, and that
  63      * the value property is null. The progress fields may be in some
  64      * arbitrary state.
  65      ***********************************************************************/
  66 
  67     @Test public void afterRunningExceptionShouldBeSet() {
  68         task.run();
  69         assertNotNull(task.getException());
  70     }
  71 
  72     @Test public void afterRunningValueShouldBe_Null() {
  73         task.run();
  74         assertNull(task.getValue());
  75     }
  76 
  77     @Test public void afterRunningWorkDoneShouldBe_10() {
  78         task.run();
  79         assertEquals(10, task.getWorkDone(), 0);
  80     }
  81 
  82     @Test public void afterRunningTotalWorkShouldBe_20() {
  83         task.run();
  84         assertEquals(20, task.getTotalWork(), 0);
  85     }
  86 
  87     @Test public void afterRunningProgressShouldBe_FiftyPercent() {
  88         task.run();
  89         assertEquals(.5, task.getProgress(), 0);
  90     }
  91 
  92     @Test public void afterRunningStateShouldBe_FAILED() {
  93         task.run();
  94         assertEquals(Worker.State.FAILED, task.getState());
  95     }
  96 }