maven compiles all tests independetly of which tests are run

src/test/java/oving4/card/CardTest.java.unimplemented

@@ -0,0 +1,46 @@
+package oving4.card;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+
+public class CardTest {
+
+	private static void checkCard(Card card, char suit, int face) {
+		assertEquals(card.getSuit(), suit);
+		assertEquals(card.getFace(), face);
+	}
+
+	@Test
+	@DisplayName("Check that the constructor creates Card objects with correct values")
+	public void testConstructor() {
+		CardTest.checkCard(new Card('S', 1), 'S', 1);
+		CardTest.checkCard(new Card('S', 13), 'S', 13);
+		CardTest.checkCard(new Card('H', 1), 'H', 1);
+		CardTest.checkCard(new Card('H', 13), 'H', 13);
+		CardTest.checkCard(new Card('D', 1), 'D', 1);
+		CardTest.checkCard(new Card('D', 13), 'D', 13);
+		CardTest.checkCard(new Card('C', 1), 'C', 1);
+		CardTest.checkCard(new Card('C', 13), 'C', 13);
+
+		assertThrows(IllegalArgumentException.class, () -> {
+			new Card('X', 1);
+		}, "Should not be able to create a card of type X");
+
+		assertThrows(IllegalArgumentException.class, () -> {
+			new Card('S', 0);
+		}, "Should not be able to create a card with value 0");
+
+		assertThrows(IllegalArgumentException.class, () -> {
+			new Card('C', 14);
+		}, "Should not be able to create a card with value 14");
+	}
+
+	@Test
+	@DisplayName("Check that toString works as expected")
+	public void testToString() {
+		assertEquals("S1", new Card('S', 1).toString());
+		assertEquals("H13", new Card('H', 13).toString());
+	}
+}