Data Storage Test Excerpts

test.sol

pragma solidity ^0.4.0;

contract Test {
    mapping(uint =\> uint) tests;

    function Test() {
    }

    function one_set() {
        tests[0] = 0;
    }

    function two_increment() {
        tests[0] = tests[0] + 1;
    }
}

vote.sol

/// Give a single vote to proposal $(proposal).
function vote(uint8 proposal) {
    Voter storage sender = voters[msg.sender];
    if (sender.voted || proposal >= proposals.length) return;
        sender.voted = true;
        sender.vote = proposal;
        proposals[proposal].voteCount += sender.weight;
    }
}