adding automated test for security testing.

tests/phpunit/src/SecurityTestsTest.php

@@ -0,0 +1,26 @@
+<?php
+
+namespace Acquia\Blt\Tests;
+
+/**
+ * Test security test commands.
+ */
+class SecurityTestsTest extends BltProjectTestBase {
+
+  /**
+   * Test that executes the blt drupal security test.
+   */
+  public function testDrupalSecurity() {
+    list($response) = $this->blt('tests:security-drupal');
+    $this->assertStringContainsString("0", $response);
+  }
+
+  /**
+   * Test that executes the blt composer security test.
+   */
+  public function testComposerSecurity() {
+    list($response) = $this->blt('tests:security-composer');
+    $this->assertStringContainsString("0", $response);
+  }
+
+}