public function test_that_machine_can_determine_memory_usage_changes()
{
$m = new Machine(function () {
});
$r = $m->execute();
$this->assertInternalType('integer', $r->getStartMemory());
$this->assertInternalType('integer', $r->getEndMemory());
}
/**
* Run trial callbacks and record their execution state.
*
* @param \Scientist\Experiment $experiment
*
* @return \Scientist\Result[]
*/
protected function runTrials(Experiment $experiment)
{
$executions = array();
foreach ($experiment->getTrials() as $name => $trial) {
$machine = new Machine($trial, $experiment->getParams(), true);
$executions[$name] = $machine->execute();
}
return $executions;
}