4 files changed, 178 insertions, 0 deletions
diff --git a/core/src/test/java/de/danoeh/antennapod/core/feed/FeedItemMother.java b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedItemMother.java
new file mode 100644
index 000000000..b78cecc23
--- /dev/null
+++ b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedItemMother.java
@@ -0,0 +1,16 @@
+package de.danoeh.antennapod.core.feed;
+
+import java.util.Date;
+
+import static de.danoeh.antennapod.core.feed.FeedMother.anyFeed;
+
+class FeedItemMother {
+    private static final String IMAGE_URL = "http://example.com/image";
+
+    static FeedItem anyFeedItemWithImage() {
+        FeedItem item = new FeedItem(0, "Item", "Item", "url", new Date(), FeedItem.PLAYED, anyFeed());
+        item.setImageUrl(IMAGE_URL);
+        return item;
+    }
+
+}
diff --git a/core/src/test/java/de/danoeh/antennapod/core/feed/FeedItemTest.java b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedItemTest.java
new file mode 100644
index 000000000..e36a09f00
--- /dev/null
+++ b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedItemTest.java
@@ -0,0 +1,60 @@
+package de.danoeh.antennapod.core.feed;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import static de.danoeh.antennapod.core.feed.FeedItemMother.anyFeedItemWithImage;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertSame;
+import static org.junit.Assert.assertTrue;
+
+public class FeedItemTest {
+
+    private FeedItem original;
+    private FeedItem changedFeedItem;
+
+    @Before
+    public void setUp() {
+        original = anyFeedItemWithImage();
+        changedFeedItem = anyFeedItemWithImage();
+    }
+
+    @Test
+    public void testUpdateFromOther_feedItemImageDownloadUrlChanged() throws Exception {
+        setNewFeedItemImageDownloadUrl();
+        original.updateFromOther(changedFeedItem);
+        assertFeedItemImageWasUpdated();
+    }
+
+    @Test
+    public void testUpdateFromOther_feedItemImageRemoved() throws Exception {
+        feedItemImageRemoved();
+        original.updateFromOther(changedFeedItem);
+        assertFeedItemImageWasNotUpdated();
+    }
+
+    @Test
+    public void testUpdateFromOther_feedItemImageAdded() throws Exception {
+        original.setImageUrl(null);
+        setNewFeedItemImageDownloadUrl();
+        original.updateFromOther(changedFeedItem);
+        assertFeedItemImageWasUpdated();
+    }
+
+    private void setNewFeedItemImageDownloadUrl() {
+        changedFeedItem.setImageUrl("http://example.com/new_picture");
+    }
+
+    private void feedItemImageRemoved() {
+        changedFeedItem.setImageUrl(null);
+    }
+
+    private void assertFeedItemImageWasUpdated() {
+        assertEquals(original.getImageUrl(), changedFeedItem.getImageUrl());
+    }
+
+    private void assertFeedItemImageWasNotUpdated() {
+        assertEquals(anyFeedItemWithImage().getImageUrl(), original.getImageUrl());
+    }
+
+}
+\ No newline at end of file
diff --git a/core/src/test/java/de/danoeh/antennapod/core/feed/FeedMother.java b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedMother.java
new file mode 100644
index 000000000..f46797d28
--- /dev/null
+++ b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedMother.java
@@ -0,0 +1,12 @@
+package de.danoeh.antennapod.core.feed;
+
+class FeedMother {
+    public static final String IMAGE_URL = "http://example.com/image";
+
+    public static Feed anyFeed() {
+        return new Feed(0, null, "title", "http://example.com", "This is the description",
+                "http://example.com/payment", "Daniel", "en", null, "http://example.com/feed", IMAGE_URL,
+                null, "http://example.com/feed", true);
+    }
+
+}
diff --git a/core/src/test/java/de/danoeh/antennapod/core/feed/FeedTest.java b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedTest.java
new file mode 100644
index 000000000..4717041f4
--- /dev/null
+++ b/core/src/test/java/de/danoeh/antennapod/core/feed/FeedTest.java
@@ -0,0 +1,90 @@
+package de.danoeh.antennapod.core.feed;
+
+import org.junit.Before;
+import org.junit.Test;
+
+import static de.danoeh.antennapod.core.feed.FeedMother.anyFeed;
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public class FeedTest {
+
+    private Feed original;
+    private Feed changedFeed;
+
+    @Before
+    public void setUp() {
+        original = anyFeed();
+        changedFeed = anyFeed();
+    }
+
+    @Test
+    public void testCompareWithOther_feedImageDownloadUrlChanged() throws Exception {
+        setNewFeedImageDownloadUrl();
+        feedHasChanged();
+    }
+
+    @Test
+    public void testCompareWithOther_sameFeedImage() throws Exception {
+        changedFeed.setImageUrl(FeedMother.IMAGE_URL);
+        feedHasNotChanged();
+    }
+
+    @Test
+    public void testCompareWithOther_feedImageRemoved() throws Exception {
+        feedImageRemoved();
+        feedHasNotChanged();
+    }
+
+    @Test
+    public void testUpdateFromOther_feedImageDownloadUrlChanged() throws Exception {
+        setNewFeedImageDownloadUrl();
+        original.updateFromOther(changedFeed);
+        feedImageWasUpdated();
+    }
+
+    @Test
+    public void testUpdateFromOther_feedImageRemoved() throws Exception {
+        feedImageRemoved();
+        original.updateFromOther(changedFeed);
+        feedImageWasNotUpdated();
+    }
+
+    @Test
+    public void testUpdateFromOther_feedImageAdded() throws Exception {
+        feedHadNoImage();
+        setNewFeedImageDownloadUrl();
+        original.updateFromOther(changedFeed);
+        feedImageWasUpdated();
+    }
+
+    private void feedHasNotChanged() {
+        assertFalse(original.compareWithOther(changedFeed));
+    }
+
+    private void feedHadNoImage() {
+        original.setImageUrl(null);
+    }
+
+    private void setNewFeedImageDownloadUrl() {
+        changedFeed.setImageUrl("http://example.com/new_picture");
+    }
+
+    private void feedHasChanged() {
+        assertTrue(original.compareWithOther(changedFeed));
+    }
+
+    private void feedImageRemoved() {
+        changedFeed.setImageUrl(null);
+    }
+
+    private void feedImageWasUpdated() {
+        assertEquals(original.getImageUrl(), changedFeed.getImageUrl());
+    }
+
+    private void feedImageWasNotUpdated() {
+        assertEquals(anyFeed().getImageUrl(), original.getImageUrl());
+    }
+
+}
+\ No newline at end of file