Adds some tests for the color helper

src/test/java/net/knarcraft/knarlib/util/ColorHelperTest.java

@@ -0,0 +1,41 @@
+package net.knarcraft.knarlib.util;
+
+import net.knarcraft.knarlib.property.ColorConversion;
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+public class ColorHelperTest {
+
+    private final String rawHexColorMessage = "#ffdef3A colored message";
+    private final String formattedHexColorMessage = "§x§f§f§d§e§f§3A colored message";
+
+    @Test
+    public void RGBColorAmpersandTest() {
+        ColorHelper.setRequireAmpersandInHexColors(false);
+        assertEquals(formattedHexColorMessage,
+                ColorHelper.translateColorCodes("&" + rawHexColorMessage, ColorConversion.RGB));
+    }
+
+    @Test
+    public void RGBColorNoAmpersandTest() {
+        ColorHelper.setRequireAmpersandInHexColors(false);
+        assertEquals(formattedHexColorMessage,
+                ColorHelper.translateColorCodes(rawHexColorMessage, ColorConversion.RGB));
+    }
+
+    @Test
+    public void RGBColorNoAmpersandAmpersandRequiredTest() {
+        ColorHelper.setRequireAmpersandInHexColors(true);
+        assertEquals(rawHexColorMessage,
+                ColorHelper.translateColorCodes(rawHexColorMessage, ColorConversion.RGB));
+    }
+
+    @Test
+    public void RGBColorAmpersandAmpersandRequiredTest() {
+        ColorHelper.setRequireAmpersandInHexColors(true);
+        assertEquals(formattedHexColorMessage,
+                ColorHelper.translateColorCodes("&" + rawHexColorMessage, ColorConversion.RGB));
+    }
+
+}