Began test suite for SimpleXML utilities.

module/VuFind/tests/unit-tests/src/SimpleXMLTest.php

+<?php
+/**
+ * SimpleXML Test Class
+ *
+ * PHP version 5
+ *
+ * Copyright (C) Villanova University 2010.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2,
+ * as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * @category VuFind2
+ * @package  Tests
+ * @author   Demian Katz <demian.katz@villanova.edu>
+ * @license  http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link     http://vufind.org/wiki/vufind2:unit_tests Wiki
+ */
+namespace VuFind\Test;
+
+/**
+ * SimpleXML Test Class
+ *
+ * @category VuFind2
+ * @package  Tests
+ * @author   Demian Katz <demian.katz@villanova.edu>
+ * @license  http://opensource.org/licenses/gpl-2.0.php GNU General Public License
+ * @link     http://vufind.org/wiki/vufind2:unit_tests Wiki
+ */
+class SimpleXMLTest extends \PHPUnit_Framework_TestCase
+{
+    /**
+     * Test attaching one item to another.
+     *
+     * @return void
+     */
+    public function testAppendElement()
+    {
+        $parent = simplexml_load_string('<top><children></children></top>');
+        $child = simplexml_load_string('<child attr="true" />');
+        $expected = simplexml_load_string(
+            '<top><children><child attr="true" /></children></top>'
+        );
+        \VuFind\SimpleXML::appendElement($parent->children, $child);
+        $this->assertEquals($expected->asXML(), $parent->asXML());
+    }
+}
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