public function testConditionIsEmpty()
{
$condition = new Conditions\NullCondition();
$this->assertTrue($condition->isEmpty());
$condition = (new Conditions\NullCondition())->and(new Conditions\Equal(new Types\Integer('response'), 42));
$this->assertFalse($condition->isEmpty());
$condition = (new Conditions\Equal(new Types\Integer('response'), 42))->and(new Conditions\NullCondition());
$this->assertFalse($condition->isEmpty());
}
public function providerTestHaving()
{
$nullCondition = new Conditions\NullCondition();
$simpleCondition = new Conditions\Greater(new Types\Integer('score'), 42);
$compositeCondition1 = $simpleCondition->and((new Conditions\Equal(new Types\String('type'), 'burger'))->or(new Conditions\Greater(new Types\Integer('score'), 1337)));
$compositeCondition2 = $nullCondition->and($simpleCondition)->and((new Conditions\Equal(new Types\String('type'), 'burger'))->or(new Conditions\Greater(new Types\Integer('score'), 1337)));
$nullAndCompositeCondition = $nullCondition->and((new Conditions\Equal(new Types\String('type'), 'burger'))->or(new Conditions\Greater(new Types\Integer('score'), 1337)));
$nullCompositeCondition = $nullCondition->and($nullCondition->and($nullCondition->or($nullCondition)));
return array('null condition' => array('', $nullCondition), 'null composite condition' => array('', $nullCompositeCondition), 'simple condition' => array('HAVING score > 42', $simpleCondition), 'composite condition 1' => array("HAVING score > 42 AND (type = 'burger' OR score > 1337)", $compositeCondition1), 'nullCondition and simple condition and composite condition 2' => array("HAVING (score > 42) AND (type = 'burger' OR score > 1337)", $compositeCondition2));
}
