diff --git a/core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/initialize/EmptyMapInitializerTest.java b/core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/initialize/EmptyMapInitializerTest.java
new file mode 100644
index 0000000000..07605cdd45
--- /dev/null
+++ b/core-java-modules/core-java-collections-maps-2/src/test/java/com/baeldung/map/initialize/EmptyMapInitializerTest.java
@@ -0,0 +1,30 @@
+package com.baeldung.map.initialize;
+
+import java.util.Map;
+import org.junit.Test;
+
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+public class EmptyMapInitializerTest {
+
+  @Test(expected=UnsupportedOperationException.class)
+  public void givenEmptyMap_whenAddingEntries_throwsException() {
+    Map<String, String> map = EmptyMapInitializer.createEmptyMap();
+    map.put("key", "value");
+  }
+
+  @Test
+  public void checkStaticMap_isEmpty() {
+    assertTrue(EmptyMapInitializer.articleMap.isEmpty());
+  }
+
+  @Test
+  public void emptyMapCreated_usingGuava() {
+    Map<String, String> emptyMapUsingGuava = EmptyMapInitializer.createMapUsingGuava();
+    assertTrue(emptyMapUsingGuava.isEmpty());
+    emptyMapUsingGuava.put("key", "value");
+    assertFalse(emptyMapUsingGuava.isEmpty());
+  }
+
+}