Coodrdinates returns correct Values for X and Y

src/main/java/de/tims/fleetstorm/matchfield/Coordinate.java

@@ -0,0 +1,20 @@
+package de.tims.fleetstorm.matchfield;
+
+public class Coordinate {
+	private int x;
+	private int y;
+
+	public Coordinate(int x, int y) {
+		this.x = x;
+		this.y = y;
+	}
+
+	public Integer getX() {
+		return x;
+	}
+
+	public Integer getY() {
+		return y;
+	}
+
+}

src/test/java/de/tims/fleetstorm/matchfield/CoordinateTest.java

@@ -0,0 +1,20 @@
+package de.tims.fleetstorm.matchfield;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.api.Test;
+
+class CoordinateTest {
+
+	int x = 1;
+	int y = 3;
+
+	Coordinate coordinate = new Coordinate(x, y);
+
+	@Test
+	void testGetCorrectValuesForXY() {
+		assertEquals(coordinate.getX(), x);
+		assertEquals(coordinate.getY(), y);
+	}
+
+}

src/test/java/de/tims/fleetstorm/matchfield/MatchfieldCreationTest.java

@@ -1,7 +1,7 @@
 package de.tims.fleetstorm.matchfield;
 
 import static org.assertj.core.api.Assertions.assertThat;
-import static org.junit.Assert.assertNotNull;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
 
 import java.util.stream.Stream;