diff --git a/test/utils/index.ts b/test/utils/index.ts
new file mode 100644
index 0000000000..84a54d039f
--- /dev/null
+++ b/test/utils/index.ts
@@ -0,0 +1,16 @@
+import * as assert from 'assert';
+import { trim_start, trim_end } from '../../src/compiler/utils/trim';
+
+describe('utils', () => {
+	describe('trim', () => {
+		it('trim_start', () => {
+			const value = trim_start('    content');
+			assert.equal(value, 'content');
+		});
+
+    it('trim_end', () => {
+			const value = trim_end('content    ');
+			assert.equal(value, 'content');
+		});
+	});
+});