From 2e0edf12b120f680500dc9c5a1676be2e9cdb0ea Mon Sep 17 00:00:00 2001
From: Krzysztof Majewski <majewski.kielce@gmail.com>
Date: Sat, 15 Sep 2018 13:57:25 +0000
Subject: [PATCH] Bael 2145 concatenate strings in kotlin (#5208)

* BAEL-2145

* BAEL-2145

* BAEL-2145
---
 .../kotlin/StringConcatenationTest.kt         | 48 +++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 core-kotlin/src/test/kotlin/com/baeldung/kotlin/StringConcatenationTest.kt

diff --git a/core-kotlin/src/test/kotlin/com/baeldung/kotlin/StringConcatenationTest.kt b/core-kotlin/src/test/kotlin/com/baeldung/kotlin/StringConcatenationTest.kt
new file mode 100644
index 0000000000..9c371614a4
--- /dev/null
+++ b/core-kotlin/src/test/kotlin/com/baeldung/kotlin/StringConcatenationTest.kt
@@ -0,0 +1,48 @@
+package com.baeldung.kotlin
+
+import org.junit.Test
+import kotlin.test.assertEquals
+
+class StringConcatenationTest {
+
+    @Test
+    fun givenTwoStrings_concatenateWithTemplates_thenEquals() {
+        val a = "Hello"
+        val b = "Baeldung"
+        val c = "$a $b"
+
+        assertEquals("Hello Baeldung", c)
+    }
+
+    @Test
+    fun givenTwoStrings_concatenateWithPlusOperator_thenEquals() {
+        val a = "Hello"
+        val b = "Baeldung"
+        val c = a + " " + b
+
+        assertEquals("Hello Baeldung", c)
+    }
+
+    @Test
+    fun givenTwoStrings_concatenateWithStringBuilder_thenEquals() {
+        val a = "Hello"
+        val b = "Baeldung"
+
+        val builder = StringBuilder()
+        builder.append(a).append(" ").append(b)
+
+        val c = builder.toString()
+
+        assertEquals("Hello Baeldung", c)
+    }
+
+    @Test
+    fun givenTwoStrings_concatenateWithPlusMethod_thenEquals() {
+        val a = "Hello"
+        val b = "Baeldung"
+        val c = a.plus(" ").plus(b)
+
+        assertEquals("Hello Baeldung", c)
+    }
+
+}