public function testGettersAndSetters()
{
$set = new PredicateSet();
$eq = new EqualPredicate();
$neq = new NotEqualPredicate();
$this->assertFalse($set->hasPredicates());
$set->addPredicate($eq);
$this->assertTrue($set->hasPredicates());
$this->assertSame([$eq], $set->getPredicates());
$set->clearPredicates();
$set->setPredicates([$eq, $neq]);
$this->assertTrue($set->hasPredicates());
$set->clearPredicates();
$this->assertFalse($set->hasPredicates());
$this->setExpectedException("InvalidArgumentException");
$set->setPredicates([$eq, $neq, 'abc']);
}
private function _getNewSet(...$expressions)
{
$newPredicates = WhereClause::buildPredicates($expressions);
if (count($newPredicates) === 1) {
$newSet = Arrays::first($newPredicates);
} else {
$newSet = new PredicateSet();
$newSet->setPredicates($newPredicates);
}
return $newSet;
}
public static function buildPredicates(array $input, $table = null, $inverse = false)
{
$predicates = [];
foreach ($input as $key => $value) {
if ($value === null || is_scalar($value) || $value instanceof ValueExpression) {
$pred = $inverse ? new NotEqualPredicate() : new EqualPredicate();
$pred->setField(FieldExpression::createWithTable($key, $table));
if (!$value instanceof ValueExpression) {
$value = ValueExpression::create($value);
}
$pred->setExpression($value);
$predicates[] = $pred;
} else {
if ($value instanceof IPredicate) {
$predicates[] = $value;
} else {
if (is_array($value)) {
if (is_int($key)) {
$predicates = array_merge($predicates, static::buildPredicates($value, $table, $inverse));
} else {
if (static::_isControlKeyword($key)) {
switch ($key) {
case 'NOT':
$predicates = array_merge($predicates, static::buildPredicates($value, $table, true));
break;
case 'OR':
$pred = new OrPredicateSet();
$pred->setPredicates(static::buildPredicates($value, $table, $inverse));
$predicates[] = $pred;
break;
case 'AND':
$pred = new PredicateSet();
$pred->setPredicates(static::buildPredicates($value, $table, $inverse));
$predicates[] = $pred;
break;
}
} else {
$pred = $inverse ? new NotInPredicate() : new InPredicate();
$pred->setField(FieldExpression::createWithTable($key, $table));
$pred->setExpression(ArrayExpression::create($value));
$predicates[] = $pred;
}
}
}
}
}
}
return $predicates;
}
