added calculationtest and orientationtest

app/src/test/java/com/team34/cse_110_project_team_34/CalculationTest.java

@@ -0,0 +1,30 @@
+package com.team34.cse_110_project_team_34;
+
+import static org.junit.Assert.assertEquals;
+
+import androidx.test.ext.junit.runners.AndroidJUnit4;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
+import utilities.Calculation;
+
+
+@RunWith(AndroidJUnit4.class)
+public class CalculationTest {
+    double lat1 = 0;
+    double long1 = 0;
+    double lat2 = 40;
+    double long2 = 30;
+
+    @Test
+    public void checkAngle() {
+        assertEquals(Math.toDegrees(Math.asin(3/(float) 5)), Calculation.getAngle(lat1,long1,lat2,long2), 1);
+    }
+
+    @Test
+    public void checkDistance() {
+        assertEquals(69*Math.sqrt((lat2-lat1)*(lat2-lat1) + (long2-long1)*(long2-long1)), Calculation.getDistance(lat1,long1,lat2,long2),1);
+    }
+}

app/src/test/java/com/team34/cse_110_project_team_34/DatabaseTest.java

@@ -0,0 +1,2 @@
+package com.team34.cse_110_project_team_34;public class DatabaseTest {
+}

app/src/test/java/com/team34/cse_110_project_team_34/OrientationTest.java

@@ -0,0 +1,59 @@
+
+
+package com.team34.cse_110_project_team_34;
+
+import static org.junit.Assert.assertEquals;
+
+import android.content.Context;
+import android.content.pm.ActivityInfo;
+import android.media.Image;
+import android.provider.SyncStateContract;
+import android.widget.ImageView;
+
+import androidx.lifecycle.Lifecycle;
+import androidx.lifecycle.MutableLiveData;
+import androidx.test.core.app.ActivityScenario;
+import androidx.test.core.app.ApplicationProvider;
+
+import com.ibm.icu.impl.units.UnitsData;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestRunner;
+
+import utilities.OrientationService;
+
+
+@RunWith(RobolectricTestRunner.class)
+public class OrientationTest {
+    ActivityScenario<CompassActivity> scenario;
+
+    @Before
+    public void preTest() {
+        scenario = ActivityScenario.launch(CompassActivity.class);
+        scenario.moveToState(Lifecycle.State.CREATED);
+        scenario.moveToState(Lifecycle.State.STARTED);
+        scenario.moveToState(Lifecycle.State.RESUMED);
+    }
+
+    // OrientationService's azimuth is in radians
+    // Compass's rotation is in degrees
+    @Test
+    public void testOrientation() {
+        float testValue = (float) Math.PI;
+        ActivityScenario<CompassActivity> scenario = ActivityScenario.launch(CompassActivity.class);
+
+        scenario.onActivity(activity -> {
+            OrientationService orientationService = OrientationService.getInstance(activity);
+            MutableLiveData<Float> mockOrientation = new MutableLiveData<Float>();
+
+            mockOrientation.setValue(testValue);
+            orientationService.setMockOrientationSource(mockOrientation);
+            activity.observeOrientation();
+
+            ImageView compass = activity.findViewById(R.id.compass);
+            assertEquals(Math.toDegrees(testValue), compass.getRotation(), 1);
+        });
+    }
+}