Add rollDice

src/main/java/Player.java

@@ -0,0 +1,5 @@
+public class Player {
+    public int rollDice() {
+        return (int) (Math.random() * 6);
+    }
+}

src/test/java/PlayerTest.java

@@ -0,0 +1,28 @@
+import static org.assertj.core.api.Assertions.*;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.DisplayName;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+public class PlayerTest {
+
+    private Player p;
+
+    @BeforeEach
+    void setup() {
+        p = new Player();
+    }
+
+    @Test
+    void testDice() {
+        int calculatedResult = p.rollDice();
+        assertThat(calculatedResult).describedAs("Dice result").isBetween(1,6);
+    }
+
+
+
+
+}