#12 Add test for deprecation notice

tests/FixturesTest.php

@@ -58,7 +58,10 @@ public function testFixtures($folder, $commands = array(), $files = array())
         // the latest code.
         $this->composer('config', 'repositories.dev', 'path', $this->projectRoot);
 
-        $this->composer('install');
+        $output = $this->composer('install');
+
+        // Check for deprecation notices.
+        $this->assertDeprecationNotice($output);
 
         // Run additional composer commands.
         foreach ($commands as $command) {
@@ -123,4 +126,15 @@ protected function composer($command)
 
         return $output;
     }
+
+    /**
+     * Check lines for not having any deprecation notice.
+     * @param string[] $lines
+     */
+    protected function assertDeprecationNotice($lines)
+    {
+        foreach ($lines as $line) {
+            $this->assertNotContains('Deprecation Notice:', $line);
+        }
+    }
 }