From 2ba09756f7fe2efdb8198d4cba4952e1e88a4314 Mon Sep 17 00:00:00 2001
From: Antonio Moreno <thedownhiller@gmail.com>
Date: Tue, 24 Mar 2020 23:43:49 +0000
Subject: [PATCH] BAEL-3928 Comparing Long values in Java

---
 .../comparelong/CompareLongUnitTest.java      | 53 +++++++++++++++++++
 1 file changed, 53 insertions(+)
 create mode 100644 core-java-modules/core-java-lang-2/src/test/java/com/baeldung/comparelong/CompareLongUnitTest.java

diff --git a/core-java-modules/core-java-lang-2/src/test/java/com/baeldung/comparelong/CompareLongUnitTest.java b/core-java-modules/core-java-lang-2/src/test/java/com/baeldung/comparelong/CompareLongUnitTest.java
new file mode 100644
index 0000000000..ab4ea2b657
--- /dev/null
+++ b/core-java-modules/core-java-lang-2/src/test/java/com/baeldung/comparelong/CompareLongUnitTest.java
@@ -0,0 +1,53 @@
+package com.baeldung.comparelong;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import org.junit.Test;
+
+public class CompareLongUnitTest {
+
+    @Test
+    public void givenLongValuesLessThan128_whenUsingReferenceComparater_thenSuccess() {
+
+        Long l1 = 127L;
+        Long l2 = 127L;
+
+        assertThat(l1 == l2).isTrue();
+    }
+
+    @Test
+    public void givenLongValuesGreaterOrEqualsThan128_whenUsingReferenceComparater_thenFails() {
+
+        Long l1 = 128L;
+        Long l2 = 128L;
+
+        assertThat(l1 == l2).isFalse();
+    }
+
+    @Test
+    public void givenLongValuesGreaterOrEqualsThan128_whenUsingEquals_thenSuccess() {
+
+        Long l1 = 128L;
+        Long l2 = 128L;
+
+        assertThat(l1.equals(l2)).isTrue();
+    }
+
+    @Test
+    public void givenLongValuesGreaterOrEqualsThan128_whenUsingComparisonOperator_andLongValue_thenSuccess() {
+
+        Long l1 = 128L;
+        Long l2 = 128L;
+
+        assertThat(l1.longValue() == l2.longValue()).isTrue();
+    }
+
+    @Test
+    public void givenLongValuesGreaterOrEqualsThan128_whenUsingCasting_thenSuccess() {
+
+        Long l1 = 128L;
+        Long l2 = 128L;
+
+        assertThat((long) l1 == (long) l2).isTrue();
+    }
+
+}
\ No newline at end of file