Added a TrackTest.

app/src/main/java/ch/epfl/sweng/runpharaa/tracks/Track.java

@@ -34,7 +34,7 @@ public class Track {
     public Track(String uid, String creatorName, Bitmap image, String name, LatLng[] path, TrackProperties properties) {
 
         Required.nonNull(uid, "User ID must be non-null");
-        Required.nonNull(image, "Image must be non-null");
+        //Required.nonNull(image, "Image must be non-null");
         Required.nonNull(path, "Path must be non-null");
         Required.nonNull(properties, "Properties must be non null");
         Required.nonNull(creatorName, "Name of the creator of track must be non-null");

app/src/test/java/ch/epfl/sweng/runpharaa/TrackTest.java

@@ -0,0 +1,61 @@
+package ch.epfl.sweng.runpharaa;
+
+import android.graphics.Bitmap;
+import android.graphics.BitmapFactory;
+
+import com.google.android.gms.maps.model.LatLng;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.ExpectedException;
+
+import java.util.HashSet;
+import java.util.Set;
+
+import ch.epfl.sweng.runpharaa.tracks.Track;
+import ch.epfl.sweng.runpharaa.tracks.TrackProperties;
+import ch.epfl.sweng.runpharaa.tracks.TrackType;
+
+public class TrackTest {
+
+    @Rule
+    public final ExpectedException exception = ExpectedException.none();
+    private Bitmap b;
+    private Set<TrackType> types;
+    private TrackProperties p;
+    private LatLng coord0;
+    private LatLng coord1;
+    private LatLng[] path;
+    private Track legalTestTrack;
+
+    @Before
+    public void init() {
+        b = Bitmap.createBitmap(200, 100, Bitmap.Config.ARGB_8888);
+        types = new HashSet<>();
+        types.add(TrackType.FOREST);
+        p = new TrackProperties(100, 10, 1, 1, types);
+
+        coord0 = new LatLng(46.518577, 6.563165);
+        coord1 = new LatLng(46.522735, 6.579772);
+
+        path = new LatLng[]{coord0, coord1};
+
+        legalTestTrack = new Track("7864", "Bob", b, "test", path , p);
+    }
+
+    @Test
+    public void PathWithLessThan2PointsThrowsException() {
+
+        LatLng[] path = {coord0};
+
+        exception.expect(IllegalArgumentException.class);
+        new Track("8498", "Bob", b, "test", path, p);
+
+    }
+
+    @Test
+    public void startingPositionIsCorrect(){
+        assert legalTestTrack.getStartingPoint().equals(coord0);
+    }
+}