Changes to assertj assertions.

ystromm · Martin Carlsson · mirkoperillo · commit 80e9c4d2c762 · 2021-01-30T15:05:29.000+01:00
* Changes to assertj assertions.

* Changes to use isAssignableFrom assertion.

Co-authored-by: Martin Carlsson &lt;martin.carlsson@svt.se&gt;
diff --git a/exercises/concept/interfaces/src/test/java/RemoteControlCarTest.java b/exercises/concept/interfaces/src/test/java/RemoteControlCarTest.java
@@ -3,8 +3,7 @@
 
 import java.util.List;
 
-import static org.junit.Assert.assertSame;
-import static org.junit.Assert.assertTrue;
+import static org.assertj.core.api.Assertions.assertThat;
 
 public class RemoteControlCarTest {
     @Test
@@ -15,7 +14,7 @@ public void race() {
         TestTrack.race((RemoteControlCar) productionCar);
         TestTrack.race((RemoteControlCar) experimentalCar);
         TestTrack.race((RemoteControlCar) experimentalCar);
-        assertSame(20, experimentalCar.getDistanceTravelled() - productionCar.getDistanceTravelled());
+        assertThat(experimentalCar.getDistanceTravelled() - productionCar.getDistanceTravelled()).isEqualTo(20);
     }
 
     @Ignore("Remove to run test")
@@ -26,12 +25,12 @@ public void rankCars() {
         prc1.setNumberOfVictories(3);
         prc2.setNumberOfVictories(2);
         List<ProductionRemoteControlCar> rankings = TestTrack.getRankedCars(prc1, prc2);
-        assertSame(prc1, rankings.get(1));
+        assertThat(rankings.get(1)).isEqualTo(prc1);
     }
 
     @Ignore("Remove to run test")
     @Test
     public void ensureCarsAreComparables() {
-        assertTrue(RemoteControlCar.class.isAssignableFrom(ProductionRemoteControlCar.class));
+        assertThat(RemoteControlCar.class).isAssignableFrom(ProductionRemoteControlCar.class);
     }
 }
