1 files changed, 56 insertions, 0 deletions
diff --git a/playback/base/src/test/java/de/danoeh/antennapod/playback/base/RewindAfterPauseUtilTest.java b/playback/base/src/test/java/de/danoeh/antennapod/playback/base/RewindAfterPauseUtilTest.java
new file mode 100644
index 000000000..b122971b2
--- /dev/null
+++ b/playback/base/src/test/java/de/danoeh/antennapod/playback/base/RewindAfterPauseUtilTest.java
@@ -0,0 +1,56 @@
+package de.danoeh.antennapod.playback.base;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Tests for {@link RewindAfterPauseUtils}.
+ */
+public class RewindAfterPauseUtilTest {
+
+    @Test
+    public void testCalculatePositionWithRewindNoRewind() {
+        final int ORIGINAL_POSITION = 10000;
+        long lastPlayed = System.currentTimeMillis();
+        int position = RewindAfterPauseUtils.calculatePositionWithRewind(ORIGINAL_POSITION, lastPlayed);
+
+        assertEquals(ORIGINAL_POSITION, position);
+    }
+
+    @Test
+    public void testCalculatePositionWithRewindSmallRewind() {
+        final int ORIGINAL_POSITION = 10000;
+        long lastPlayed = System.currentTimeMillis() - RewindAfterPauseUtils.ELAPSED_TIME_FOR_SHORT_REWIND - 1000;
+        int position = RewindAfterPauseUtils.calculatePositionWithRewind(ORIGINAL_POSITION, lastPlayed);
+
+        assertEquals(ORIGINAL_POSITION - RewindAfterPauseUtils.SHORT_REWIND, position);
+    }
+
+    @Test
+    public void testCalculatePositionWithRewindMediumRewind() {
+        final int ORIGINAL_POSITION = 10000;
+        long lastPlayed = System.currentTimeMillis() - RewindAfterPauseUtils.ELAPSED_TIME_FOR_MEDIUM_REWIND - 1000;
+        int position = RewindAfterPauseUtils.calculatePositionWithRewind(ORIGINAL_POSITION, lastPlayed);
+
+        assertEquals(ORIGINAL_POSITION - RewindAfterPauseUtils.MEDIUM_REWIND, position);
+    }
+
+    @Test
+    public void testCalculatePositionWithRewindLongRewind() {
+        final int ORIGINAL_POSITION = 30000;
+        long lastPlayed = System.currentTimeMillis() - RewindAfterPauseUtils.ELAPSED_TIME_FOR_LONG_REWIND - 1000;
+        int position = RewindAfterPauseUtils.calculatePositionWithRewind(ORIGINAL_POSITION, lastPlayed);
+
+        assertEquals(ORIGINAL_POSITION - RewindAfterPauseUtils.LONG_REWIND, position);
+    }
+
+    @Test
+    public void testCalculatePositionWithRewindNegativeNumber() {
+        final int ORIGINAL_POSITION = 100;
+        long lastPlayed = System.currentTimeMillis() - RewindAfterPauseUtils.ELAPSED_TIME_FOR_LONG_REWIND - 1000;
+        int position = RewindAfterPauseUtils.calculatePositionWithRewind(ORIGINAL_POSITION, lastPlayed);
+
+        assertEquals(0, position);
+    }
+}