public function testParsing()
{
$this->specify("correct value is parsed", function () {
$this->assertEquals('abc', Criterion::make('abc,asc')->getField());
$this->assertEquals('cde', Criterion::make('cde,desc')->getField());
$this->assertEquals('asc', Criterion::make('abc,asc')->getOrder());
$this->assertEquals('desc', Criterion::make('cde,desc')->getOrder());
});
$this->specify("ascending order is used by default", function () {
$this->assertEquals('abc', Criterion::make('abc')->getField());
$this->assertEquals('asc', Criterion::make('abc')->getOrder());
});
$this->specify("incorrect value results in exception being thrown", function () {
try {
Criterion::make('a,b,c');
$this->fail('Expected exception was not thrown');
} catch (InvalidArgumentException $e) {
//
}
try {
Criterion::make('abc,dasc');
$this->fail('Expected exception was not thrown');
} catch (InvalidArgumentException $e) {
//
}
try {
Criterion::make(',asc');
$this->fail('Expected exception was not thrown');
} catch (InvalidArgumentException $e) {
//
}
});
}
/**
* Builds sort criteria based on model's sortable fields and query parameters.
*
* @param Builder $builder query builder
* @param array $query query parameters
*
* @return array
*/
protected function getCriteria(Builder $builder, array $query)
{
$criteria = [];
foreach ($query as $value) {
$criterion = Criterion::make($value, $this->_getDefaultSortOrder());
if ($this->isFieldSortable($builder, $criterion->getField())) {
$criteria[] = $criterion;
}
}
return $criteria;
}