Provides method to manipulate the data from a single profile run.
public function testGetFlamegraph()
{
$fixture = $this->_fixture[0];
$profile = new Xhgui_Profile($fixture);
$result = $profile->getFlamegraph();
$expected = array('data' => array('name' => 'main()', 'value' => 50139, 'children' => array(array('name' => 'strpos()', 'value' => 600))), 'sort' => array('main()' => 0, 'strpos()' => 1));
$this->assertEquals($expected, $result);
}
/**
* Compare this run to another run.
*
* @param Xhgui_Profile $head The other run to compare with
* @return array An array of comparison data.
*/
public function compare(Xhgui_Profile $head)
{
$this->calculateSelf();
$head->calculateSelf();
$keys = array_merge($this->_keys, $this->_exclusiveKeys);
$emptyData = array_fill_keys($keys, 0);
$diffPercent = array();
$diff = array();
foreach ($this->_collapsed as $key => $baseData) {
$headData = $head->get($key);
if (!$headData) {
$diff[$key] = $this->_diffKeys($emptyData, $baseData);
continue;
}
$diff[$key] = $this->_diffKeys($headData, $baseData);
if ($key === 'main()') {
$diffPercent[$key] = $this->_diffPercentKeys($headData, $baseData);
}
}
$diff['functionCount'] = $head->getFunctionCount() - $this->getFunctionCount();
$diffPercent['functionCount'] = $head->getFunctionCount() / $this->getFunctionCount();
return array('base' => $this, 'head' => $head, 'diff' => $diff, 'diffPercent' => $diffPercent);
}
public function testGetCallgraphNoDuplicates()
{
$profile = new Xhgui_Profile($this->_fixture[2]);
$expected = array('metric' => 'wt', 'total' => 50139, 'nodes' => array(array('name' => 'main()', 'value' => 50139, 'callCount' => 1), array('name' => 'load_file()', 'value' => 10000, 'callCount' => 1), array('name' => 'open()', 'value' => 10000, 'callCount' => 2), array('name' => 'strlen()', 'value' => 5000, 'callCount' => 1), array('name' => 'parse_string()', 'value' => 10000, 'callCount' => 1)), 'links' => array(array('source' => 'main()', 'target' => 'load_file()', 'callCount' => 1), array('source' => 'load_file()', 'target' => 'open()', 'callCount' => 2), array('source' => 'open()', 'target' => 'strlen()', 'callCount' => 1), array('source' => 'main()', 'target' => 'parse_string()', 'callCount' => 1), array('source' => 'parse_string()', 'target' => 'open()', 'callCount' => 2)));
$result = $profile->getCallgraph();
$this->assertEquals($expected, $result);
}
public function testGetDateFallback()
{
$data = array('meta' => array('SERVER' => array()));
$profile = new Xhgui_Profile($data);
$result = $profile->getDate();
$this->assertInstanceOf('DateTime', $result);
}