Initial commit: LoChat v1.0.0 with Gradient module

src/test/java/com/loki/lochat/gradient/data/GradientPlayerDataTest.java

@@ -0,0 +1,110 @@
+package com.loki.lochat.gradient.data;
+
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.util.List;
+import java.util.UUID;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class GradientPlayerDataTest {
+
+    private GradientPlayerData data;
+    private UUID testUuid;
+
+    @BeforeEach
+    void setUp() {
+        testUuid = UUID.randomUUID();
+        data = new GradientPlayerData(testUuid);
+    }
+
+    @Test
+    void constructor_defaultValues() {
+        assertEquals(testUuid, data.getUuid());
+        assertNull(data.getPrefix());
+        assertNotNull(data.getColors());
+        assertTrue(data.getColors().isEmpty());
+        assertTrue(data.isColorEnabled());
+        assertTrue(data.isPrefixEnabled());
+        assertFalse(data.isPrefixPurchased());
+        assertEquals(0, data.getLastColorChange());
+        assertEquals(0, data.getLastPrefixChange());
+    }
+
+    @Test
+    void hasPrefix_false() {
+        assertFalse(data.hasPrefix());
+        data.setPrefix("");
+        assertFalse(data.hasPrefix());
+    }
+
+    @Test
+    void hasPrefix_true() {
+        data.setPrefix("VIP");
+        assertTrue(data.hasPrefix());
+    }
+
+    @Test
+    void hasColors_false() {
+        assertFalse(data.hasColors());
+    }
+
+    @Test
+    void hasColors_true() {
+        data.setColors(List.of("#FF0000", "#00FF00"));
+        assertTrue(data.hasColors());
+    }
+
+    @Test
+    void setColors_null() {
+        data.setColors(null);
+        assertNotNull(data.getColors());
+        assertTrue(data.getColors().isEmpty());
+    }
+
+    @Test
+    void setColors_copiesList() {
+        List<String> original = List.of("#FF0000");
+        data.setColors(original);
+        assertEquals(1, data.getColors().size());
+        assertEquals("#FF0000", data.getColors().get(0));
+    }
+
+    @Test
+    void colorEnabled_toggle() {
+        assertTrue(data.isColorEnabled());
+        data.setColorEnabled(false);
+        assertFalse(data.isColorEnabled());
+        data.setColorEnabled(true);
+        assertTrue(data.isColorEnabled());
+    }
+
+    @Test
+    void prefixEnabled_toggle() {
+        assertTrue(data.isPrefixEnabled());
+        data.setPrefixEnabled(false);
+        assertFalse(data.isPrefixEnabled());
+    }
+
+    @Test
+    void prefixPurchased() {
+        assertFalse(data.isPrefixPurchased());
+        data.setPrefixPurchased(true);
+        assertTrue(data.isPrefixPurchased());
+    }
+
+    @Test
+    void lastColorChange() {
+        long time = System.currentTimeMillis();
+        data.setLastColorChange(time);
+        assertEquals(time, data.getLastColorChange());
+    }
+
+    @Test
+    void lastPrefixChange() {
+        long time = System.currentTimeMillis();
+        data.setLastPrefixChange(time);
+        assertEquals(time, data.getLastPrefixChange());
+    }
+}