/**
* Tests the parsing of sort expressions from their string
* representations.
*/
public function testParsingFromString()
{
$sort = GaDataSortOrder::createFromString('ga:foo,ga:bar');
$this->assertEquals('ga:foo,ga:bar', (string) $sort);
$sort = GaDataSortOrder::createFromString('foo,-bar');
$this->assertEquals('ga:foo,-ga:bar', (string) $sort);
$sort->addField('baz');
$this->assertEquals('ga:foo,-ga:bar,ga:baz', (string) $sort);
}
/**
* Sets the sort order for the data to be returned from the query, either
* as a formatted (comma-delimited) string, an array of sort order
* component strings, or a Google\Analytics\GaDataSort instance.
*
* @param string, array, Google\Analytics\GaDataSortOrder $sort
*/
public function setSort($sort)
{
if (is_string($sort)) {
$sort = GaDataSortOrder::createFromString($sort);
} elseif (is_array($sort)) {
$sort = GaDataSortOrder::createFromString(implode(',', $sort));
} elseif (!is_object($sort) || !$sort instanceof GaDataSortOrder) {
throw new InvalidArgumentException('Sort orders must be provided as formatted strings, arrays, ' . 'or ' . __NAMESPACE__ . '\\GaDataSortOrder instances.');
}
$this->_sort = $sort;
}
