public function testShouldExploreIsTrueEvery3rdIterationWithExplorationEvery3()
{
$ex = $this->getTrafficExperiment();
$ex->bandit->setStrategy(\MaBandit\Strategy\EpsilonGreedy::withExplorationEvery(3));
$l = $ex->bandit->chooseLever($ex->ex);
$ex->bandit->registerConversion($l);
$this->assertEquals($l, $ex->bandit->chooseLever($ex->ex));
$this->assertNotEquals($l, $ex->bandit->chooseLever($ex->ex));
for ($i = 1; $i < 100; $i++) {
if ($i % 3 === 0) {
$this->assertNotEquals($l, $ex->bandit->chooseLever($ex->ex));
} else {
$this->assertEquals($l, $ex->bandit->chooseLever($ex->ex));
}
}
}
/**
* Start up the bandit.
*
* @since 0.4.0
*
* @access protected
*/
protected function go()
{
$this->set_random();
$strategy = \MaBandit\Strategy\EpsilonGreedy::withExplorationEvery(3);
$persistor = $this->create_persistor();
$this->bandit = \MaBandit\MaBandit::withStrategy($strategy)->withPersistor($persistor);
try {
$this->experiment = $this->bandit->getExperiment((string) $this->ID);
} catch (\MaBandit\Exception\ExperimentNotFoundException $e) {
$this->create_experiment();
}
}
/**
* @expectedException \PHPUnit_Framework_Error
*/
public function testWithPersistorRaisesOnInvalidStrategy()
{
$s = \MaBandit\Strategy\EpsilonGreedy::withExplorationEvery(10);
$p = new \stdClass();
$bandit = \MaBandit\MaBandit::withStrategy($s)->withPersistor($p);
}