From 69a43cc613f34f429008324035c1564535dfc05f Mon Sep 17 00:00:00 2001
From: Anirban Chatterjee <canirban99@gmail.com>
Date: Mon, 1 Jun 2020 15:31:46 +0200
Subject: [PATCH] Added list creation and unit tests

---
 .../com/baeldung/collections/ListExample.kt    | 13 +++++++++++++
 .../collections/ListExampleUnitTest.kt         | 18 ++++++++++++++++++
 2 files changed, 31 insertions(+)
 create mode 100644 core-kotlin-modules/core-kotlin-collections/src/main/kotlin/com/baeldung/collections/ListExample.kt
 create mode 100644 core-kotlin-modules/core-kotlin-collections/src/test/kotlin/com/baeldung/collections/ListExampleUnitTest.kt

diff --git a/core-kotlin-modules/core-kotlin-collections/src/main/kotlin/com/baeldung/collections/ListExample.kt b/core-kotlin-modules/core-kotlin-collections/src/main/kotlin/com/baeldung/collections/ListExample.kt
new file mode 100644
index 0000000000..a0dd04a760
--- /dev/null
+++ b/core-kotlin-modules/core-kotlin-collections/src/main/kotlin/com/baeldung/collections/ListExample.kt
@@ -0,0 +1,13 @@
+package com.baeldung.collections
+
+import kotlin.collections.List
+
+class ListExample {
+    fun createList(): List<String> {
+        return listOf("one", "two", "three")
+    }
+
+    fun createMutableList(): MutableList<String> {
+        return mutableListOf("Berlin", "Kolkata", "London")
+    }
+}
\ No newline at end of file
diff --git a/core-kotlin-modules/core-kotlin-collections/src/test/kotlin/com/baeldung/collections/ListExampleUnitTest.kt b/core-kotlin-modules/core-kotlin-collections/src/test/kotlin/com/baeldung/collections/ListExampleUnitTest.kt
new file mode 100644
index 0000000000..46e4d09369
--- /dev/null
+++ b/core-kotlin-modules/core-kotlin-collections/src/test/kotlin/com/baeldung/collections/ListExampleUnitTest.kt
@@ -0,0 +1,18 @@
+package com.baeldung.collections
+
+import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.Assertions.assertNotEquals
+import kotlin.test.assertTrue
+
+class ListExampleUnitTest {
+
+    private val classUnderTest: ListExample = ListExample()
+
+    @Test
+    fun whenListIsCreated_thenContainsElements() {
+        assertTrue(classUnderTest.createList().contains("two"))
+        assertTrue(classUnderTest.createMutableList().contains("Berlin"))
+    }
+
+}
\ No newline at end of file