src/test/java/net/pterodactylus/sone/notify/ListNotificationTest.java

   1 /*
   2  * Sone - ListNotificationTest.java - Copyright © 2013 David Roden
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation, either version 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.notify;
  19
  20 import static org.hamcrest.MatcherAssert.assertThat;
  21 import static org.hamcrest.Matchers.empty;
  22 import static org.hamcrest.Matchers.is;
  23 import static org.hamcrest.Matchers.not;
  24 import static org.hamcrest.collection.IsIterableContainingInOrder.contains;
  25 import static org.mockito.Mockito.mock;
  26 import static org.mockito.Mockito.when;
  27
  28 import java.util.Arrays;
  29 import java.util.Collection;
  30
  31 import net.pterodactylus.util.template.Template;
  32 import net.pterodactylus.util.template.TemplateContext;
  33
  34 import org.junit.Before;
  35 import org.junit.Test;
  36
  37 /**
  38  * Unit test for {@link ListNotification}.
  39  *
  40  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  41  */
  42 public class ListNotificationTest {
  43
  44         private final TemplateContext initialContext = new TemplateContext();
  45         private final Template template = mock(Template.class);
  46         private ListNotification<Object> listNotification;
  47
  48         @Before
  49         public void setup() {
  50                 when(template.getInitialContext()).thenReturn(initialContext);
  51                 listNotification = new ListNotification<Object>("id", "key", template);
  52         }
  53
  54         @Test
  55         public void newListNotificationDoesNotContainElements() {
  56                 assertThat(listNotification.getElements(), empty());
  57                 assertThat(listNotification.isEmpty(), is(true));
  58         }
  59
  60         @Test
  61         public void addingAnElement() {
  62                 Object newObject = new Object();
  63                 listNotification.add(newObject);
  64                 assertThat(listNotification.isEmpty(), is(false));
  65                 assertThat(listNotification.getElements(), contains(newObject));
  66         }
  67
  68         @Test
  69         public void removingAnEelement() {
  70                 Object newObject = new Object();
  71                 listNotification.add(newObject);
  72                 listNotification.remove(newObject);
  73                 assertThat(listNotification.getElements(), empty());
  74                 assertThat(listNotification.isEmpty(), is(true));
  75         }
  76
  77         @Test
  78         public void settingElements() {
  79                 Object object1 = new Object();
  80                 Object object2 = new Object();
  81                 Collection<Object> elements = Arrays.asList(object1, object2);
  82                 listNotification.setElements(elements);
  83                 assertThat(listNotification.getElements(), contains(object1, object2));
  84         }
  85
  86         @Test
  87         public void addingElementsChangesHashCode() {
  88                 int emptyListNoficiationHashCode=listNotification.hashCode();
  89                 listNotification.add(new Object());
  90                 assertThat(listNotification.hashCode(), not(is(emptyListNoficiationHashCode)));
  91         }
  92
  93         @Test
  94         public void listNotificationsWithDifferentIdsAreNotEqual() {
  95                 ListNotification<Object> secondListNotification = new ListNotification<Object>("otherId", "key", template);
  96                 assertThat(listNotification, not(is(secondListNotification)));
  97         }
  98
  99         @Test
 100         public void listNotificationsWithDifferentKeysAreNotEqual() {
 101                 ListNotification<Object> secondListNotification = new ListNotification<Object>("id", "otherKey", template);
 102                 assertThat(listNotification, not(is(secondListNotification)));
 103         }
 104
 105 }