/**
* Tests that `preferred_language` correctly identifies the right
* language based on the Accept-Language header and `$explicit` setting
*
* @dataProvider provider_preferred_language
*
* @param array state in
* @param array languages to interrogate
* @param boolean explicit check
* @param string expected output
* @return void
*/
public function test_preferred_language(array $state, array $languages, $explicit, $expected)
{
$header = new HTTP_Header($state);
$this->assertSame($expected, $header->preferred_language($languages, $explicit));
}
