public function invalidClients()
{
return array(array(array(), "missing field 'client_id'"), array(array('client_id' => '', 'client_secret' => '', 'authorize_endpoint' => '', 'token_endpoint' => ''), 'client_id must be a non-empty string'), array(array('client_id' => 'foo'), "missing field 'authorize_endpoint'"), array(array('client_id' => 'foo', 'client_secret' => 'bar'), "missing field 'authorize_endpoint'"), array(array('client_id' => 'foo', 'client_secret' => 'bar', 'authorize_endpoint' => 'http://www.example.org/authorize', 'token_endpoint' => 5), 'uri must be a non-empty string'), array(array('client_id' => 'foo', 'client_secret' => 'bar', 'authorize_endpoint' => 'http://www.example.org/authorize'), "missing field 'token_endpoint'"), array(array('client_id' => 'foo', 'client_secret' => 'bar', 'authorize_endpoint' => 'not_a_url', 'token_endpoint' => 'http://www.example.org/token#foo'), 'uri must be valid URL'), array(array('client_id' => 'foo', 'client_secret' => 'bar', 'authorize_endpoint' => 'http://www.example.org/authorize', 'token_endpoint' => 'http://www.example.org/token#foo'), 'uri must not contain a fragment'), array(array('client_id' => 'foo', 'client_secret' => '∑', 'authorize_endpoint' => 'http://www.example.org/authorize', 'token_endpoint' => 'http://www.example.org/token'), 'invalid characters in client_id or client_secret'), array(array('client_id' => 'foo', 'client_secret' => 5, 'authorize_endpoint' => 'http://www.example.org/authorize', 'token_endpoint' => 'http://www.example.org/token'), 'client_secret must be a non-empty string or null'), array(array('client_id' => 'foo', 'client_secret' => 'bar', 'authorize_endpoint' => 'http://www.example.org/authorize', 'token_endpoint' => 'http://www.example.org/token', 'default_token_type' => ''), 'default_token_type must be a non-empty string or null'));
}
