Run ExternalMediaTest with Robolectric

1 files changed, 56 insertions, 0 deletions

diff --git a/core/src/test/java/de/danoeh/antennapod/core/util/playback/ExternalMediaTest.java b/core/src/test/java/de/danoeh/antennapod/core/util/playback/ExternalMediaTest.java
new file mode 100644
index 000000000..d5e63eeba
--- /dev/null
+++ b/core/src/test/java/de/danoeh/antennapod/core/util/playback/ExternalMediaTest.java
@@ -0,0 +1,56 @@
+package de.danoeh.antennapod.core.util.playback;
+
+import android.annotation.SuppressLint;
+import android.content.Context;
+import android.content.SharedPreferences;
+import androidx.preference.PreferenceManager;
+
+import androidx.test.platform.app.InstrumentationRegistry;
+import de.danoeh.antennapod.core.feed.MediaType;
+import org.junit.After;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Tests for {@link ExternalMedia} entity.
+ */
+@RunWith(RobolectricTestRunner.class)
+public class ExternalMediaTest {
+
+    private static final int NOT_SET = -1;
+    private static final int POSITION = 50;
+    private static final int LAST_PLAYED_TIME = 1650;
+
+    @After
+    public void tearDown() {
+        clearSharedPrefs();
+    }
+
+    @SuppressLint("CommitPrefEdits")
+    private void clearSharedPrefs() {
+        SharedPreferences prefs = getDefaultSharedPrefs();
+        SharedPreferences.Editor editor = prefs.edit();
+        editor.clear();
+        editor.commit();
+    }
+
+    private SharedPreferences getDefaultSharedPrefs() {
+        Context context = InstrumentationRegistry.getInstrumentation().getTargetContext();
+        return PreferenceManager.getDefaultSharedPreferences(context);
+    }
+
+    @Test
+    public void testSaveCurrentPositionUpdatesPreferences() {
+        assertEquals(NOT_SET, getDefaultSharedPrefs().getInt(ExternalMedia.PREF_POSITION, NOT_SET));
+        assertEquals(NOT_SET, getDefaultSharedPrefs().getLong(ExternalMedia.PREF_LAST_PLAYED_TIME, NOT_SET));
+
+        ExternalMedia media = new ExternalMedia("source", MediaType.AUDIO);
+        media.saveCurrentPosition(getDefaultSharedPrefs(), POSITION, LAST_PLAYED_TIME);
+
+        assertEquals(POSITION, getDefaultSharedPrefs().getInt(ExternalMedia.PREF_POSITION, NOT_SET));
+        assertEquals(LAST_PLAYED_TIME, getDefaultSharedPrefs().getLong(ExternalMedia.PREF_LAST_PLAYED_TIME, NOT_SET));
+    }
+}