From c5766f2bfeb55e82eeab5f0d4e0931a5c2bb5345 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Walter=20G=C3=B3mez?= <Warlord08@users.noreply.github.com>
Date: Fri, 12 May 2017 01:36:35 -0600
Subject: [PATCH] Feature/kotlin equality (#1831)

* Add project for hibernate immutable article
Add Event entity
Add hibernate configuration file
Add hibernateutil for configuration
Add test to match snippets from article

* Update master

* Add simplet test to check Kotlin rerence vs strutural equality

* Update README
---
 kotlin/README.md                              |  2 ++
 .../com/baeldung/kotlin/EqualityTest.kt       | 26 +++++++++++++++++++
 2 files changed, 28 insertions(+)
 create mode 100644 kotlin/src/test/kotlin/com/baeldung/kotlin/EqualityTest.kt

diff --git a/kotlin/README.md b/kotlin/README.md
index 309aafa4b6..950f6460d5 100644
--- a/kotlin/README.md
+++ b/kotlin/README.md
@@ -3,3 +3,5 @@
 - [Introduction to the Kotlin Language](http://www.baeldung.com/kotlin)
 - [A guide to the “when{}” block in Kotlin](http://www.baeldung.com/kotlin-when)
 - [Comprehensive Guide to Null Safety in Kotlin](http://www.baeldung.com/kotlin-null-safety)
+- [Kotlin Java Interoperability](http://www.baeldung.com/kotlin-java-interoperability)
+- [Difference Between “==” and “===” in Kotlin]()
diff --git a/kotlin/src/test/kotlin/com/baeldung/kotlin/EqualityTest.kt b/kotlin/src/test/kotlin/com/baeldung/kotlin/EqualityTest.kt
new file mode 100644
index 0000000000..7cf2faaf42
--- /dev/null
+++ b/kotlin/src/test/kotlin/com/baeldung/kotlin/EqualityTest.kt
@@ -0,0 +1,26 @@
+package com.baeldung.kotlin
+
+import org.junit.Test
+import kotlin.test.assertFalse
+import kotlin.test.assertTrue
+
+class EqualityTest {
+
+    // Checks referential equality
+    @Test
+    fun givenTwoIntegers_whenCheckReference_thenEqualReference() {
+        val a = Integer(10)
+        val b = Integer(10)
+
+        assertFalse(a === b)
+    }
+
+    // Checks structural equality
+    @Test
+    fun givenTwoIntegers_whenCheckValue_thenStructurallyEqual() {
+        val a = Integer(10)
+        val b = Integer(10)
+
+        assertTrue(a == b)
+    }
+}
\ No newline at end of file