/**
* @covers CSanquer\FakeryGenerator\Model\Config::addVariable
* @covers CSanquer\FakeryGenerator\Model\Config::getVariable
* @covers CSanquer\FakeryGenerator\Model\Config::removeVariable
* @covers CSanquer\FakeryGenerator\Model\Config::countVariables
*/
public function testAddGetRemoveVariable()
{
$this->config->setFakerConfig($this->fakerConfig);
$variable = new Variable('firstname', 'firstname');
$this->assertInstanceOf('\\CSanquer\\FakeryGenerator\\Model\\Config', $this->config->addVariable($variable));
$this->assertSame($variable, $this->config->getVariable('firstname'));
$this->assertSame($this->config->getFakerConfig(), $this->config->getVariable('firstname')->getFakerConfig());
$this->assertEquals(1, $this->config->countVariables());
$this->assertTrue($this->config->removeVariable($variable));
$this->assertEquals(0, $this->config->countVariables());
$this->assertNull($this->config->getVariable('firstname'));
$this->assertFalse($this->config->removeVariable($variable));
}