Implemented Color Enum & boat will call function from enum to get next color. Using static colour cycling for now.

#story[377]

src/test/java/seng302/ColorsTest.java

@@ -0,0 +1,45 @@
+package seng302;
+
+import javafx.scene.paint.Color;
+import org.junit.Test;
+import seng302.models.Boat;
+import seng302.models.Colors;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Created by ryan_ on 16/03/2017.
+ */
+public class ColorsTest {
+    @Test
+    public void testNextColor() {
+        List<Boat> boats = new ArrayList<>();
+        boats.add(new Boat("Team 1"));
+        boats.add(new Boat("Team 2"));
+        boats.add(new Boat("Team 3"));
+        boats.add(new Boat("Team 4"));
+        boats.add(new Boat("Team 5"));
+        boats.add(new Boat("Team 6"));
+
+        int count = 0;
+        List<Color> enumColors = new ArrayList<>();
+        while (count < 6) {
+            Color color = Colors.getColor();
+            enumColors.add(color);
+            count++;
+        }
+
+        List<Color> boatColors = new ArrayList<>();
+        for (Boat boat : boats) {
+            Color color = boat.getColor();
+            boatColors.add(color);
+        }
+
+        assertEquals(enumColors, boatColors);
+    }
+}