ROSSO: non passa il test defaultStrategy

src/main/java/it/unimi/di/sweng/briscola/Strategy.java

@@ -8,6 +8,8 @@ public interface Strategy {
   //      E' possibile che alcune siano condivise (cioè indipendenti da turno):
   //      ad esempio una eventuale strategia che gioca una carta qualsiasi
 
+  public static Strategy NULL = (me,other,briscola) -> { return null; };
+
   @NotNull
   Card chooseCard(@NotNull Player me, @NotNull Player other, @NotNull Suit briscola);
 }

src/test/java/it/unimi/di/sweng/briscola/MockUtils.java

+package it.unimi.di.sweng.briscola;
+
+
+import org.mockito.stubbing.Answer;
+
+import java.util.Iterator;
+import java.util.List;
+
+import static org.mockito.Mockito.when;
+
+
+public class MockUtils {
+    @SafeVarargs
+    public static <T> void whenIterated(Iterable<T> p, T... d) {
+        when(p.iterator()).thenAnswer((Answer<Iterator<T>>) invocation -> List.of(d).iterator());
+    }
+}
\ No newline at end of file

src/test/java/it/unimi/di/sweng/briscola/StrategiaTest.java

+package it.unimi.di.sweng.briscola;
+
+import org.junit.jupiter.api.Test;
+import org.mockito.stubbing.Answer;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+public class StrategiaTest {
+	@Test
+	void defaultStrategy(){
+		Strategy SUT = Strategy.NULL;
+		Player p1 = mock(Player.class);
+		Player p2 = mock(Player.class);
+		Suit b = mock(Suit.class);
+		List<Card> cards = List.of(Card.get(Rank.DUE, Suit.COPPE), Card.get(Rank.TRE, Suit.BASTONI));
+		MockUtils.whenIterated(p1,Card.get(Rank.DUE, Suit.COPPE), Card.get(Rank.TRE, Suit.BASTONI));
+		assertThat(cards).contains(SUT.chooseCard(p1,p2,b));
+	}
+}