Add support for hex color codes in locale

src/test/java/com/gmail/nossr50/locale/LocaleLoaderTest.java

@@ -0,0 +1,77 @@
+package com.gmail.nossr50.locale;
+
+import org.bukkit.ChatColor;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.ValueSource;
+
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.*;
+
+class LocaleLoaderTest {
+
+    @BeforeEach
+    void setUp() {
+    }
+
+    @AfterEach
+    void tearDown() {
+    }
+
+    @ParameterizedTest
+    @ValueSource(strings = {"§cTest", "[[RED]]Test"})
+    void addColorsShouldAddColorRed(String testString) {
+        // When
+        final String result = LocaleLoader.addColors(testString);
+
+        // Then
+        assertThat(result).isEqualTo(ChatColor.RED + "Test");
+    }
+
+    // hex colors test
+    @Test
+    void translateHexColorCodesShouldAddRed() {
+        // Given
+        final String testString = "&#FF0000Test";
+
+        // When
+        final String result = LocaleLoader.translateHexColorCodes(testString);
+
+        // Then
+        final String expectedResult = "§x§F§F§0§0§0§0Test";
+        assertThat(result).isEqualTo(expectedResult);
+    }
+
+    @Test
+    void reverseTranslateHexColorCodesShouldRemoveRed() {
+        // Given
+        final String testString = "§x§F§F§0§0§0§0Test";
+
+        // When
+        final String result = LocaleLoader.reverseTranslateHexColorCodes(testString);
+
+        // Then
+        final String expectedResult = "&#FF0000Test";
+        assertThat(result).isEqualTo(expectedResult);
+    }
+
+    @ParameterizedTest
+    @ValueSource(strings = {"&#FF0000Te&#0000FFst", "&#FF0000Te[[RED]]st", "[[BLUE]]Te[[RED]]st", "§9Te§cst"})
+    void addColorsShouldAddRedAndBlue(String testString) {
+        // When
+        final String result = LocaleLoader.addColors(testString);
+
+        // TODO: Hacky, clean this up sometime in the future
+        // Then
+        // All legal representations of the same string
+        final List<String> expectedResults = List.of("§x§F§F§0§0§0§0Te§x§0§0§0§0§F§Fst",
+                "§x§F§F§0§0§0§0Te§x§0§0§0§0§F§Fst",
+                "§x§F§F§0§0§0§0Te§cst",
+                "§9Te§cst");
+        assertThat(expectedResults).contains(result);
+    }
+}