[android] #4009 - add tests for tracking settings, optimise architecture to make it testable through unit tests

platform/android/MapboxGLAndroidSDKTestApp/src/test/java/com/mapbox/mapboxsdk/maps/TrackingSettingsTest.java

@@ -0,0 +1,53 @@
+package com.mapbox.mapboxsdk.maps;
+
+import com.mapbox.mapboxsdk.constants.MyBearingTracking;
+import com.mapbox.mapboxsdk.constants.MyLocationTracking;
+
+import org.junit.Test;
+import org.mockito.InjectMocks;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertNotNull;
+import static org.mockito.Mockito.mock;
+
+public class TrackingSettingsTest {
+
+    @InjectMocks
+    MapView mMapView = mock(MapView.class);
+
+    @Test
+    public void testSanity() {
+        TrackingSettings trackingSettings = new TrackingSettings(mMapView, new UiSettings(mMapView));
+        assertNotNull("trackingsettings should not be null", trackingSettings);
+    }
+
+    @Test
+    public void testMyLocationTrackingMode() {
+        TrackingSettings trackingSettings = new TrackingSettings(mMapView, new UiSettings(mMapView));
+        trackingSettings.setMyLocationTrackingMode(MyLocationTracking.TRACKING_FOLLOW);
+        assertEquals("MyLocationTrackingMode should match", MyLocationTracking.TRACKING_FOLLOW, trackingSettings.getMyLocationTrackingMode());
+    }
+
+    @Test
+    public void testMyBearingTrackingMode() {
+        TrackingSettings trackingSettings = new TrackingSettings(mMapView, new UiSettings(mMapView));
+        trackingSettings.setMyBearingTrackingMode(MyBearingTracking.COMPASS);
+        assertEquals("MyLocationTrackingMode should match", MyBearingTracking.COMPASS, trackingSettings.getMyBearingTrackingMode());
+    }
+
+    @Test
+    public void testDismissTrackingModesOnGesture() {
+        TrackingSettings trackingSettings = new TrackingSettings(mMapView, new UiSettings(mMapView));
+        trackingSettings.setDismissTrackingOnGesture(false);
+        assertFalse("DismissTrackingOnGesture should be false", trackingSettings.isDismissTrackingOnGesture());
+    }
+
+    @Test
+    public void testValidateGesturesForTrackingModes(){
+        TrackingSettings trackingSettings = new TrackingSettings(mMapView, new UiSettings(mMapView));
+        trackingSettings.setDismissTrackingOnGesture(false);
+        trackingSettings.setMyLocationTrackingMode(MyLocationTracking.TRACKING_FOLLOW);
+        assertFalse("DismissTrackingOnGesture should be false", trackingSettings.isDismissTrackingOnGesture());
+    }
+}

platform/android/MapboxGLAndroidSDKTestApp/src/test/java/com/mapbox/mapboxsdk/maps/UiSettingsTest.java

@@ -204,4 +204,11 @@ public class UiSettingsTest {
         assertEquals("Scroll gesture should be disabled", false, uiSettings.isScrollGesturesEnabled());
     }
 
+
+    @Test
+    public void testInvalidate() {
+        UiSettings uiSettings = new UiSettings(mMapView);
+        uiSettings.invalidate();
+    }
+
 }