Webmozart\Console\Adapter\ArgsInput::hasOption PHP Method

    public function hasOption($name)
    {
        return $this->args ? $this->args->isOptionDefined($name) : false;
    }

 public function testHasOption()
 {
     $inputArgs = new ArgsInput($this->rawArgs, $this->args);
     $inputNoArgs = new ArgsInput($this->rawArgs);
     $this->args->setOptions(array('option1' => true));
     $this->assertTrue($inputArgs->hasOption('option1'));
     $this->assertTrue($inputArgs->hasOption('option2'));
     $this->assertFalse($inputArgs->hasOption('option3'));
     $this->assertFalse($inputNoArgs->hasOption('option1'));
 }