test: add CooldownManager unit tests

Author: objz

velocity/src/test/java/dev/objz/commandbridge/velocity/util/CooldownManagerTest.java

@@ -0,0 +1,74 @@
+package dev.objz.commandbridge.velocity.util;
+
+import dev.objz.commandbridge.logging.Log;
+import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Test;
+
+import java.time.Duration;
+import java.util.UUID;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+class CooldownManagerTest {
+
+    private static final UUID TEST_UUID = UUID.fromString("00000000-0000-0000-0000-000000000001");
+
+    @BeforeAll
+    static void installLog() {
+        try {
+            Log.install(java.util.logging.Logger.getLogger("test"));
+        } catch (IllegalStateException e) {
+            // Log already installed
+        }
+    }
+
+    @Test
+    void notOnCooldownWhenNotSet() {
+        CooldownManager manager = new CooldownManager();
+        assertFalse(manager.isOnCooldown("script", TEST_UUID));
+    }
+
+    @Test
+    void onCooldownAfterSet() {
+        CooldownManager manager = new CooldownManager();
+        manager.setCooldown("script", TEST_UUID, Duration.ofSeconds(60));
+        assertTrue(manager.isOnCooldown("script", TEST_UUID));
+    }
+
+    @Test
+    void remainingPositiveWhenActive() {
+        CooldownManager manager = new CooldownManager();
+        manager.setCooldown("script", TEST_UUID, Duration.ofSeconds(60));
+        Duration remaining = manager.getRemaining("script", TEST_UUID);
+        assertTrue(remaining.compareTo(Duration.ZERO) > 0);
+    }
+
+    @Test
+    void remainingZeroWhenNotSet() {
+        CooldownManager manager = new CooldownManager();
+        Duration remaining = manager.getRemaining("script", TEST_UUID);
+        assertTrue(remaining.equals(Duration.ZERO));
+    }
+
+    @Test
+    void zeroDurationIgnored() {
+        CooldownManager manager = new CooldownManager();
+        manager.setCooldown("script", TEST_UUID, Duration.ZERO);
+        assertFalse(manager.isOnCooldown("script", TEST_UUID));
+    }
+
+    @Test
+    void negativeDurationIgnored() {
+        CooldownManager manager = new CooldownManager();
+        manager.setCooldown("script", TEST_UUID, Duration.ofSeconds(-1));
+        assertFalse(manager.isOnCooldown("script", TEST_UUID));
+    }
+
+    @Test
+    void independentScriptCooldowns() {
+        CooldownManager manager = new CooldownManager();
+        manager.setCooldown("scriptA", TEST_UUID, Duration.ofSeconds(60));
+        assertFalse(manager.isOnCooldown("scriptB", TEST_UUID));
+    }
+}