/**
* @internal
*
* @param string $className
*
* @throws InvalidArgumentException
*/
function assertClassExists($className)
{
if (!class_exists($className)) {
throw InvalidArgumentException::expectedValidClassName($className);
}
}
/** @test */
public function it_creates_an_exception_for_expected_string_but_got_an_object()
{
$exception = InvalidArgumentException::expectedString('param', new \stdClass());
$this->assertEquals('$param was expected to be a string; got instance of stdClass.', $exception->getMessage());
}