/**
* Test the JForm::mergeNode method.
*
* @return void
*/
public function testMergeNodes()
{
// The source data.
$xml1 = simplexml_load_string('<form><fields><field name="foo" /></fields></form>');
// The new data for adding the field.
$xml2 = simplexml_load_string('<form><fields><field name="foo" type="text" /><field name="soap" /></fields></form>');
if ($xml1 === false || $xml2 === false) {
$this->fail('Line:' . __LINE__ . ' Error in text XML data');
}
JFormInspector::mergeNodes($xml1->fields, $xml2->fields);
$this->assertThat(count($xml1->xpath('fields/field')), $this->equalTo(2), 'Line:' . __LINE__ . ' The merge should have two field tags, one existing, one new.');
$this->assertThat(count($xml1->xpath('fields/field[@name="foo"] | fields/field[@type="text"]')), $this->equalTo(1), 'Line:' . __LINE__ . ' A field of the same name should merge.');
$this->assertThat(count($xml1->xpath('fields/field[@name="soap"]')), $this->equalTo(1), 'Line:' . __LINE__ . ' A new field should be added.');
}
