[android] #3224 - add espresso test for TiltActivity

android/MapboxGLAndroidSDKTestApp/src/androidTest/java/com/mapbox/mapboxsdk/testapp/TiltActivityTest.java

@@ -0,0 +1,27 @@
+package com.mapbox.mapboxsdk.testapp;
+
+import android.support.test.rule.ActivityTestRule;
+
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+
+public class TiltActivityTest extends BaseTest {
+
+    @Rule
+    public ActivityTestRule<TiltActivity> mActivityRule = new ActivityTestRule<>(
+            TiltActivity.class);
+
+    private TiltActivity mActivity = null;
+
+    @Before
+    public void setActivity() {
+        mActivity = mActivityRule.getActivity();
+    }
+
+    @Test
+    public void testSanity() {
+        checkViewIsDisplayed(R.id.tiltMapView);
+    }
+
+}