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@DataIronMan
Created June 2, 2019 10:32
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Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.4.19+commit.c4cbbb05.js&optimize=false&gist=
pragma solidity >=0.4.22 <0.6.0;
contract Ballot {
struct Voter {
uint weight;
bool voted;
uint8 vote;
address delegate;
}
struct Proposal {
uint voteCount;
}
address chairperson;
mapping(address => Voter) voters;
Proposal[] proposals;
/// Create a new ballot with $(_numProposals) different proposals.
constructor(uint8 _numProposals) public {
chairperson = msg.sender;
voters[chairperson].weight = 1;
proposals.length = _numProposals;
}
/// Give $(toVoter) the right to vote on this ballot.
/// May only be called by $(chairperson).
function giveRightToVote(address toVoter) public {
if (msg.sender != chairperson || voters[toVoter].voted) return;
voters[toVoter].weight = 1;
}
/// Delegate your vote to the voter $(to).
function delegate(address to) public {
Voter storage sender = voters[msg.sender]; // assigns reference
if (sender.voted) return;
while (voters[to].delegate != address(0) && voters[to].delegate != msg.sender)
to = voters[to].delegate;
if (to == msg.sender) return;
sender.voted = true;
sender.delegate = to;
Voter storage delegateTo = voters[to];
if (delegateTo.voted)
proposals[delegateTo.vote].voteCount += sender.weight;
else
delegateTo.weight += sender.weight;
}
/// Give a single vote to proposal $(toProposal).
function vote(uint8 toProposal) public {
Voter storage sender = voters[msg.sender];
if (sender.voted || toProposal >= proposals.length) return;
sender.voted = true;
sender.vote = toProposal;
proposals[toProposal].voteCount += sender.weight;
}
function winningProposal() public view returns (uint8 _winningProposal) {
uint256 winningVoteCount = 0;
for (uint8 prop = 0; prop < proposals.length; prop++)
if (proposals[prop].voteCount > winningVoteCount) {
winningVoteCount = proposals[prop].voteCount;
_winningProposal = prop;
}
}
}
import "remix_tests.sol"; // this import is automatically injected by Remix.
import "./ballot.sol";
contract test3 {
Ballot ballotToTest;
function beforeAll () public {
ballotToTest = new Ballot(2);
}
function checkWinningProposal () public {
ballotToTest.vote(1);
Assert.equal(ballotToTest.winningProposal(), uint(1), "1 should be the winning proposal");
}
function checkWinninProposalWithReturnValue () public view returns (bool) {
return ballotToTest.winningProposal() == 1;
}
}
pragma solidity 0.4.19;
contract MyContract{
bool isAlive;
address public owner;
event LogSetIsAlive(address indexed sender, bool theNewState);
event LogChangeOwner(address indexed sender, address theNewOwner);
function MyContract() public{
isAlive = true;
owner = msg.sender;
}
function getIsAlive() public view returns (bool isIndeed){
return isAlive;
}
function add(uint x, uint y) public pure returns (uint sum){
return x+y;
}
function setIsAlive(bool newState) public returns (bool success){
require(msg.sender == owner);
isAlive = newState;
LogSetIsAlive(msg.sender, newState);
return true;
}
function changeOwner(address newOwner) public returns (bool success){
require(msg.sender == owner);
owner = newOwner;
LogChangeOwner(msg.sender, newOwner);
return true;
}
}
pragma solidity 0.4.19;
contract Owned{
address public owner;
event LogChangeOwner(address indexed sender, address theNewOwner);
modifier onlyOwner{
require(msg.sender == owner);
_;
}
function Owned() public {
owner = msg.sender;
}
function changeOwner(address newOwner) public onlyOwner returns (bool success){
owner = newOwner;
LogChangeOwner(msg.sender, newOwner);
return true;
}
}
contract Stoppable is Owned{
bool isRunning;
event LogPausedContract(address indexed sender);
event LogResumeContract(address indexed sender);
modifier onlyIfRunning{
require(isRunning);
_;
}
function Stoppable() public{
isRunning = true;
}
function pauseContract() public onlyOwner onlyIfRunning returns (bool success){
isRunning = false;
LogPausedContract(msg.sender);
return true;
}
function resumeContract() public onlyOwner returns (bool success){
require(!isRunning);
isRunning = true;
LogResumeContract(msg.sender);
return true;
}
}
contract MyContract is Stoppable{
bool isAlive;
event LogSetIsAlive(address indexed sender, bool theNewState);
function MyContract() public{
isAlive = true;
}
function getIsAlive() public view returns (bool isIndeed){
return isAlive;
}
function add(uint x, uint y) public pure returns (uint sum){
return x+y;
}
function setIsAlive(bool newState) public onlyOwner onlyIfRunning returns (bool success){
isAlive = newState;
LogSetIsAlive(msg.sender, newState);
return true;
}
} //end of Contract
pragma solidity 0.4.19;
contract MyContract{
bool isAlive;
bool isRunning;
address public owner;
event LogSetIsAlive(address indexed sender, bool theNewState);
event LogChangeOwner(address indexed sender, address theNewOwner);
event LogPausedContract(address indexed sender);
event LogResumeContract(address indexed sender);
modifier onlyOwner{
require(msg.sender == owner);
_;
}
modifier onlyIfRunning{
require(isRunning);
_;
}
function MyContract() public{
isAlive = true;
owner = msg.sender;
isRunning = true;
}
function getIsAlive() public view returns (bool isIndeed){
return isAlive;
}
function add(uint x, uint y) public pure returns (uint sum){
return x+y;
}
function setIsAlive(bool newState) public onlyOwner onlyIfRunning returns (bool success){
isAlive = newState;
LogSetIsAlive(msg.sender, newState);
return true;
}
function changeOwner(address newOwner) public onlyOwner onlyIfRunning returns (bool success){
owner = newOwner;
LogChangeOwner(msg.sender, newOwner);
return true;
}
function pauseContract() public onlyOwner onlyIfRunning returns (bool success){
isRunning = false;
LogPausedContract(msg.sender);
return true;
}
function resumeContract() public onlyOwner returns (bool success){
require(!isRunning);
isRunning = true;
LogResumeContract(msg.sender);
return true;
}
} //end of Contract
pragma solidity 0.4.19;
contract PiggyBank {
address owner;
uint balance;
bytes32 hashedPassword;
function piggyBank(bytes32 _hashedPassword) {
owner = msg.sender;
balance += uint(msg.value);
hashedPassword = _hashedPassword;
}
function deposit () payable {
if (msg.sender != owner) revert();
balance += uint(msg.value);
}
function kill(bytes32 password) {
if (keccak256(owner, password) != hashedPassword) revert();
selfdestruct(owner);
}
}
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