#45 Add StripComment test

tests/StackFormation/PreProcessor/Stage/String/StripCommentsTest.php

@@ -0,0 +1,30 @@
+<?php
+
+namespace StackFormation\Tests\PreProcessor\Stage\String;
+
+class StripCommentsTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * @test
+     * @dataProvider stripCommentsDataProvider
+     */
+    public function stripComments($string, $expected)
+    {
+        $stringPreProcessor = $this->getMock('\StackFormation\PreProcessor\StringPreProcessor', [], [], '', false);
+        $transformer = new \StackFormation\PreProcessor\Stage\String\StripComments($stringPreProcessor);
+        $output = $transformer->invoke($string);
+        $this->assertEquals($expected, $output);
+    }
+
+    /**
+     * @return array
+     */
+    public function stripCommentsDataProvider()
+    {
+        return [
+            ['This is a string /** comment blabla */', 'This is a string '],
+            ['This is a string /** comment blabla */ with a comment between', 'This is a string  with a comment between'],
+            ['arn:aws:s3:::my-bucket/*', 'arn:aws:s3:::my-bucket/*'],
+        ];
+    }
+}