diff --git a/jme3-core/src/test/java/com/jme3/input/KeyNamesTest.java b/jme3-core/src/test/java/com/jme3/input/KeyNamesTest.java
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+++ b/jme3-core/src/test/java/com/jme3/input/KeyNamesTest.java
@@ -0,0 +1,85 @@
+/*
+ * Copyright (c) 2009-2024 jMonkeyEngine
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ *   notice, this list of conditions and the following disclaimer.
+ *
+ * * Redistributions in binary form must reproduce the above copyright
+ *   notice, this list of conditions and the following disclaimer in the
+ *   documentation and/or other materials provided with the distribution.
+ *
+ * * Neither the name of 'jMonkeyEngine' nor the names of its contributors
+ *   may be used to endorse or promote products derived from this software
+ *   without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
+ * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
+ * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+package com.jme3.input;
+
+import org.junit.jupiter.api.Test;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+/**
+ * Automated tests for the {@link KeyNames} class.
+ *
+ * Verifies that key codes defined in {@link KeyInput} correctly map
+ * to their human-readable names, and that unmapped codes return null.
+ */
+class KeyNamesTest {
+
+    /**
+     * Verify that common key codes return the expected human-readable names,
+     * covering letters, digits, special keys, modifiers, and arrow keys.
+     * Also verifies that an unmapped code returns null and that KEY_UNKNOWN
+     * maps to the string "Unknown".
+     */
+    @Test
+    public void testKeyNamesMapping() {
+        // Letter keys
+        assertEquals("A", KeyNames.getName(KeyInput.KEY_A));
+        assertEquals("Z", KeyNames.getName(KeyInput.KEY_Z));
+
+        // Digit keys
+        assertEquals("0", KeyNames.getName(KeyInput.KEY_0));
+        assertEquals("9", KeyNames.getName(KeyInput.KEY_9));
+
+        // Special keys
+        assertEquals("Space",     KeyNames.getName(KeyInput.KEY_SPACE));
+        assertEquals("Enter",     KeyNames.getName(KeyInput.KEY_RETURN));
+        assertEquals("Backspace", KeyNames.getName(KeyInput.KEY_BACK));
+        assertEquals("Esc",       KeyNames.getName(KeyInput.KEY_ESCAPE));
+
+        // Arrow keys
+        assertEquals("Up",    KeyNames.getName(KeyInput.KEY_UP));
+        assertEquals("Down",  KeyNames.getName(KeyInput.KEY_DOWN));
+        assertEquals("Left",  KeyNames.getName(KeyInput.KEY_LEFT));
+        assertEquals("Right", KeyNames.getName(KeyInput.KEY_RIGHT));
+
+        // Modifier keys
+        assertEquals("Left Shift",  KeyNames.getName(KeyInput.KEY_LSHIFT));
+        assertEquals("Right Shift", KeyNames.getName(KeyInput.KEY_RSHIFT));
+        assertEquals("Left Ctrl",   KeyNames.getName(KeyInput.KEY_LCONTROL));
+
+        // KEY_UNKNOWN should map to the string "Unknown"
+        assertEquals("Unknown", KeyNames.getName(KeyInput.KEY_UNKNOWN));
+
+        // An unmapped key code should return null
+        assertNull(KeyNames.getName(0x5C));
+    }
+}