From 5aed1b89bbceaa2d91b49675779a72c3d80578ff Mon Sep 17 00:00:00 2001
From: Ali Dehghani <ali.dehghani.g@gmail.com>
Date: Fri, 28 Dec 2018 17:17:13 +0330
Subject: [PATCH] Added a test for Optional#isEmpty. (#5938)

---
 .../baeldung/optional/OptionalUnitTest.java   | 23 +++++++++++++++++++
 1 file changed, 23 insertions(+)
 create mode 100644 core-java-11/src/test/java/com/baeldung/optional/OptionalUnitTest.java

diff --git a/core-java-11/src/test/java/com/baeldung/optional/OptionalUnitTest.java b/core-java-11/src/test/java/com/baeldung/optional/OptionalUnitTest.java
new file mode 100644
index 0000000000..281155138d
--- /dev/null
+++ b/core-java-11/src/test/java/com/baeldung/optional/OptionalUnitTest.java
@@ -0,0 +1,23 @@
+package com.baeldung.optional;
+
+import org.junit.Test;
+
+import java.util.Optional;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Unit tests for {@link Optional} in Java 11.
+ */
+public class OptionalUnitTest {
+
+    @Test
+    public void givenAnEmptyOptional_isEmpty_thenBehavesAsExpected() {
+        Optional<String> opt = Optional.of("Baeldung");
+        assertFalse(opt.isEmpty());
+
+        opt = Optional.ofNullable(null);
+        assertTrue(opt.isEmpty());
+    }
+}