public function testFilter()
{
Example::clearObjectCache();
$example = new Example();
$example->DateOfBirth = new RhubarbDateTime("last monday");
$example->save();
$example = new Example();
$example->DateOfBirth = new RhubarbDateTime("last tuesday");
$example->save();
$example = new Example();
$example->DateOfBirth = new RhubarbDateTime("last sunday");
$example->save();
$example = new Example();
$example->DateOfBirth = new RhubarbDateTime("last saturday");
$example->save();
$collection = Example::find(new DayOfWeek("DateOfBirth", [0, 1]));
$this->assertCount(2, $collection);
$this->assertEquals("Monday", $collection[0]->DateOfBirth->format("l"));
$this->assertEquals("Tuesday", $collection[1]->DateOfBirth->format("l"));
$collection = Example::find(new DayOfWeek("DateOfBirth", [0, 6]));
$this->assertCount(2, $collection);
$this->assertEquals("Sunday", $collection[1]->DateOfBirth->format("l"));
}
