@@ -3,6 +3,8 @@
 import android.support.v7.media.MediaRouteDiscoveryRequest;
 import org.assertj.core.api.AbstractAssert;
 
+import static org.assertj.core.api.Assertions.assertThat;
+
 public class MediaRouteDiscoveryRequestAssert
     extends AbstractAssert<MediaRouteDiscoveryRequestAssert, MediaRouteDiscoveryRequest> {
   public MediaRouteDiscoveryRequestAssert(MediaRouteDiscoveryRequest actual) {
@@ -11,21 +13,33 @@ public MediaRouteDiscoveryRequestAssert(MediaRouteDiscoveryRequest actual) {
 
   public MediaRouteDiscoveryRequestAssert isActiveScan() {
     isNotNull();
+    assertThat(actual.isActiveScan()) //
+        .overridingErrorMessage("is performing active scanning") //
+        .isTrue();
     return this;
   }
 
   public MediaRouteDiscoveryRequestAssert isNotActiveScan() {
     isNotNull();
+    assertThat(actual.isActiveScan()) //
+        .overridingErrorMessage("is not performing active scanning") //
+        .isFalse();
     return this;
   }
 
   public MediaRouteDiscoveryRequestAssert isValid() {
     isNotNull();
+    assertThat(actual.isValid()) //
+        .overridingErrorMessage("Expected to be valid but was not.") //
+        .isTrue();
     return this;
   }
 
   public MediaRouteDiscoveryRequestAssert isNotValid() {
     isNotNull();
+    assertThat(actual.isValid()) //
+        .overridingErrorMessage("Expected to not be valid but was.") //
+        .isFalse();
     return this;
   }
 }