Bart\Configuration\TestConfig::number PHP Method

    public function number()
    {
        return $this->getNumeric('favorites', 'number');
    }

 public function testNumericWhenNotInt()
 {
     $this->assertThrows('\\Bart\\Configuration\\ConfigurationTypeConversionException', 'Non-numeric provided', function () {
         $configs = new TestConfig();
         $configs->configureForTesting(array('favorites' => array('number' => 'a string')));
         $configs->number();
     });
 }