1 files changed, 16 insertions, 0 deletions
diff --git a/webapp/tests/components/suggestion/suggestion_box.test.jsx b/webapp/tests/components/suggestion/suggestion_box.test.jsx
new file mode 100644
index 000000000..fe7f0e132
--- /dev/null
+++ b/webapp/tests/components/suggestion/suggestion_box.test.jsx
@@ -0,0 +1,16 @@
+// Copyright (c) 2016 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import SuggestionBox from 'components/suggestion/suggestion_box.jsx';
+
+describe('components/SuggestionBox', function() {
+    test('findOverlap', () => {
+        expect(SuggestionBox.findOverlap('', 'blue')).toBe('');
+        expect(SuggestionBox.findOverlap('red', '')).toBe('');
+        expect(SuggestionBox.findOverlap('red', 'blue')).toBe('');
+        expect(SuggestionBox.findOverlap('red', 'dog')).toBe('d');
+        expect(SuggestionBox.findOverlap('red', 'education')).toBe('ed');
+        expect(SuggestionBox.findOverlap('red', 'reduce')).toBe('red');
+        expect(SuggestionBox.findOverlap('black', 'ack')).toBe('ack');
+    });
+});