LocationRequest is now Parcelable (#183)

lost/src/main/java/com/mapzen/android/lost/api/LocationRequest.java

@@ -1,6 +1,9 @@
 package com.mapzen.android.lost.api;
 
-public final class LocationRequest {
+import android.os.Parcel;
+import android.os.Parcelable;
+
+public final class LocationRequest implements Parcelable {
   public static final int PRIORITY_HIGH_ACCURACY = 0x00000064;
   public static final int PRIORITY_BALANCED_POWER_ACCURACY = 0x00000066;
   public static final int PRIORITY_LOW_POWER = 0x00000068;
@@ -69,4 +72,33 @@ public LocationRequest setPriority(int priority) {
     this.priority = priority;
     return this;
   }
+
+  @Override public int describeContents() {
+    return 0;
+  }
+
+  @Override public void writeToParcel(Parcel dest, int flags) {
+    dest.writeLong(this.interval);
+    dest.writeLong(this.fastestInterval);
+    dest.writeFloat(this.smallestDisplacement);
+    dest.writeInt(this.priority);
+  }
+
+  protected LocationRequest(Parcel in) {
+    this.interval = in.readLong();
+    this.fastestInterval = in.readLong();
+    this.smallestDisplacement = in.readFloat();
+    this.priority = in.readInt();
+  }
+
+  public static final Parcelable.Creator<LocationRequest> CREATOR =
+      new Parcelable.Creator<LocationRequest>() {
+        @Override public LocationRequest createFromParcel(Parcel source) {
+          return new LocationRequest(source);
+        }
+
+        @Override public LocationRequest[] newArray(int size) {
+          return new LocationRequest[size];
+        }
+      };
 }

lost/src/test/java/com/mapzen/android/lost/api/LocationRequestTest.java

@@ -9,6 +9,8 @@
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.annotation.Config;
 
+import android.os.Parcel;
+
 import static com.mapzen.android.lost.api.LocationRequest.PRIORITY_BALANCED_POWER_ACCURACY;
 import static com.mapzen.android.lost.api.LocationRequest.PRIORITY_HIGH_ACCURACY;
 import static org.fest.assertions.api.Assertions.assertThat;
@@ -74,4 +76,23 @@ public class LocationRequestTest extends BaseRobolectricTest {
   public void setPriority_shouldRejectInvalidValues() throws Exception {
     locationRequest.setPriority(-1);
   }
+
+  @Test public void shouldBeParcelable() throws Exception {
+    LocationRequest dehydrated = LocationRequest.create()
+        .setPriority(PRIORITY_HIGH_ACCURACY)
+        .setInterval(1000)
+        .setFastestInterval(500)
+        .setSmallestDisplacement(10);
+
+    Parcel parcel = Parcel.obtain();
+    dehydrated.writeToParcel(parcel, 0);
+    parcel.setDataPosition(0);
+
+    LocationRequest rehydrated = new LocationRequest(parcel);
+    assertThat(rehydrated.getPriority()).isEqualTo(dehydrated.getPriority());
+    assertThat(rehydrated.getInterval()).isEqualTo(dehydrated.getInterval());
+    assertThat(rehydrated.getFastestInterval()).isEqualTo(dehydrated.getFastestInterval());
+    assertThat(rehydrated.getSmallestDisplacement())
+        .isEqualTo(dehydrated.getSmallestDisplacement());
+  }
 }