From dd1ec5f47b2e2ccb5caaa575393db7494e3f0c01 Mon Sep 17 00:00:00 2001
From: Art O Cathain <art.home@gmail.com>
Date: Sat, 11 Oct 2014 11:54:26 +0100
Subject: [PATCH] add unit test

---
 .../src/com/fsck/k9/helper/UtilityTest.java   | 28 +++++++++++++++++++
 1 file changed, 28 insertions(+)
 create mode 100644 tests-on-jvm/src/com/fsck/k9/helper/UtilityTest.java

diff --git a/tests-on-jvm/src/com/fsck/k9/helper/UtilityTest.java b/tests-on-jvm/src/com/fsck/k9/helper/UtilityTest.java
new file mode 100644
index 000000000..0f0e7baa3
--- /dev/null
+++ b/tests-on-jvm/src/com/fsck/k9/helper/UtilityTest.java
@@ -0,0 +1,28 @@
+package com.fsck.k9.mail.internet;
+
+import com.fsck.k9.helper.Utility;
+
+import junit.framework.TestCase;
+
+import java.io.Serializable;
+import java.util.LinkedList;
+
+public class UtilityTest extends TestCase {
+
+    public void testToSerializableList() {
+        LinkedList<String> input = new LinkedList<String>(Arrays.asList("a", "b"));
+
+        Serializable serializableList = Utility.toSerializableList(input);
+
+        assertEquals(serializableList, input);
+    }
+
+    public void testToSerializableListAlreadySerializable() {
+        ArrayList<String> input = new ArrayList<String>(Arrays.asList("a", "b"));
+
+        Serializable serializableList = Utility.toSerializableList(input);
+
+        assertSame(serializableList, input);
+    }
+
+}