1 files changed, 28 insertions, 0 deletions
diff --git a/platform/android/MapboxGLAndroidSDK/src/test/java/com/mapbox/mapboxsdk/location/UtilsTest.java b/platform/android/MapboxGLAndroidSDK/src/test/java/com/mapbox/mapboxsdk/location/UtilsTest.java
new file mode 100644
index 0000000000..bf5ee40f4a
--- /dev/null
+++ b/platform/android/MapboxGLAndroidSDK/src/test/java/com/mapbox/mapboxsdk/location/UtilsTest.java
@@ -0,0 +1,28 @@
+package com.mapbox.mapboxsdk.location;
+
+import org.junit.Test;
+
+import static junit.framework.Assert.assertEquals;
+
+public final class UtilsTest {
+
+  @Test
+  public void shortestRotation_doesReturnValueDistanceQuickestToZero() throws Exception {
+    float value = Utils.shortestRotation(0, 181);
+    assertEquals(360f, value);
+    value = Utils.shortestRotation(0, 179);
+    assertEquals(0f, value);
+    value = Utils.shortestRotation(0, 180);
+    assertEquals(0f, value);
+  }
+
+  @Test
+  public void shortestRotation_doesReturnValueDistanceQuickestToFifty() throws Exception {
+    float value = Utils.shortestRotation(50, 231);
+    assertEquals(410f, value);
+    value = Utils.shortestRotation(50, 229);
+    assertEquals(50f, value);
+    value = Utils.shortestRotation(50, 180);
+    assertEquals(50f, value);
+  }
+}