Add unit test for CollectionAccessor.

diff --git a/src/test/java/net/pterodactylus/sone/template/CollectionAccessorTest.java b/src/test/java/net/pterodactylus/sone/template/CollectionAccessorTest.java
new file mode 100644 (file)
index 0000000..a8262ac
--- /dev/null
+++ b/src/test/java/net/pterodactylus/sone/template/CollectionAccessorTest.java
@@ -0,0 +1,74 @@
+/*
+ * Sone - CollectionAccessorTest.java - Copyright © 2013 David Roden
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package net.pterodactylus.sone.template;
+
+import static java.util.Arrays.asList;
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.hamcrest.Matchers.nullValue;
+
+import java.util.Collection;
+
+import net.pterodactylus.sone.data.Mocks;
+import net.pterodactylus.sone.data.Sone;
+
+import org.junit.Test;
+
+/**
+ * Unit test for {@link CollectionAccessor}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class CollectionAccessorTest {
+
+       private final Mocks mocks = new Mocks();
+       private final CollectionAccessor collectionAccessor = new CollectionAccessor();
+
+       @Test
+       public void soneNamesAreReturnedSorted() {
+               Sone sone1 = mocks.mockSone("Sone1").withName("Sone1").create();
+               Sone sone2 = mocks.mockSone("Sone2").withName("Sone2").create();
+               Sone sone3 = mocks.mockSone("Sone3").withName("Sone3").create();
+               Collection<Sone> sones = asList(sone3, sone1, sone2);
+               String soneNames = (String) collectionAccessor.get(null, sones, "soneNames");
+               assertThat(soneNames, is("Sone1, Sone2, Sone3"));
+       }
+
+       @Test
+       public void collectionsWithOtherObjectsUseOnlyTheSones() {
+               Sone sone1 = mocks.mockSone("Sone1").withName("Sone1").create();
+               Sone sone2 = mocks.mockSone("Sone2").withName("Sone2").create();
+               Sone sone3 = mocks.mockSone("Sone3").withName("Sone3").create();
+               Collection<Object> sones = asList(sone3, new Object(), sone1, sone2);
+               String soneNames = (String) collectionAccessor.get(null, sones, "soneNames");
+               assertThat(soneNames, is("Sone1, Sone2, Sone3"));
+       }
+
+       @Test
+       public void reflectionAccessorIsUsed() {
+               Collection<Object> objects = asList(new Object(), new Object());
+               int size = (Integer) collectionAccessor.get(null, objects, "size");
+               assertThat(size, is(objects.size()));
+       }
+
+       @Test
+       public void nullCollectionReturnsNull() {
+               assertThat(collectionAccessor.get(null, null, null), nullValue());
+       }
+
+}