Commando\Test\CommandTest::testCommandoFlag PHP Method

    public function testCommandoFlag()
    {
        // Single flag
        $tokens = array('filename', '-f', 'val');
        $cmd = new Command($tokens);
        $cmd->option('f');
        $this->assertEquals($tokens[2], $cmd['f']);
        // Single alias
        $tokens = array('filename', '--foo', 'val');
        $cmd = new Command($tokens);
        $cmd->option('f')->alias('foo');
        $this->assertEquals($tokens[2], $cmd['f']);
        $this->assertEquals($tokens[2], $cmd['foo']);
        // Multiple flags
        $tokens = array('filename', '-f', 'val', '-g', 'val2');
        $cmd = new Command($tokens);
        $cmd->option('f')->option('g');
        $this->assertEquals($tokens[2], $cmd['f']);
        $this->assertEquals($tokens[4], $cmd['g']);
        // Single flag with anonnymous argument
        $tokens = array('filename', '-f', 'val', 'arg1');
        $cmd = new Command($tokens);
        $cmd->option('f')->option();
        $this->assertEquals($tokens[3], $cmd[0]);
        // Single flag with anonnymous argument
        $tokens = array('filename', '-f', 'val', 'arg1');
        $cmd = new Command($tokens);
        $cmd->option('f');
        $this->assertEquals($tokens[3], $cmd[0]);
        // Define flag with `flag` and a named argument
        $tokens = array('filename', '-f', 'val', 'arg1');
        $cmd = new Command($tokens);
        $cmd->flag('f')->argument();
        $this->assertEquals($tokens[3], $cmd[0]);
        $this->assertEquals($tokens[2], $cmd['f']);
    }