public function testSetApiKey()
{
$gateway = \PagarMe\PagarMe::getInstance();
$gateway->setApiKey('s3cr3t');
$this->assertTrue($gateway->isValidKey());
$gateway->setApiKey(null);
$this->assertFalse($gateway->isValidKey());
}
/**
* @dataProvider apiKeysProvider
* @expectedException \Exception
*/
public function testSetInvalidApiKey($apiKey)
{
$pagarme = new PagarMe();
$pagarme->setApiKey($apiKey);
$this->assertFalse($pagarme->isApiKeyValid(), 'The API Key is valid.');
}