2017-07-05 10:28:15 +00:00
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pragma solidity ^0.4.4;
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/// @title Test token contract - Allows testing of token transfers with multisig wallet.
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contract TestToken {
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event Transfer(address indexed from, address indexed to, uint256 value);
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event Approval(address indexed owner, address indexed spender, uint256 value);
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mapping (address => uint256) balances;
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mapping (address => mapping (address => uint256)) allowed;
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uint256 public totalSupply;
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string constant public name = "Test Token";
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string constant public symbol = "TT";
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uint8 constant public decimals = 1;
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function issueTokens(address _to, uint256 _value)
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public
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{
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balances[_to] += _value;
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totalSupply += _value;
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}
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function transfer(address _to, uint256 _value)
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public
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returns (bool success)
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{
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if (balances[msg.sender] < _value) {
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2018-07-11 23:49:00 +00:00
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revert();
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2017-07-05 10:28:15 +00:00
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}
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balances[msg.sender] -= _value;
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balances[_to] += _value;
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2018-06-27 08:35:38 +00:00
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emit Transfer(msg.sender, _to, _value);
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2017-07-05 10:28:15 +00:00
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return true;
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}
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function transferFrom(address _from, address _to, uint256 _value)
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public
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returns (bool success)
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{
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if (balances[_from] < _value || allowed[_from][msg.sender] < _value) {
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2018-07-11 23:49:00 +00:00
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revert();
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2017-07-05 10:28:15 +00:00
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}
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balances[_to] += _value;
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balances[_from] -= _value;
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allowed[_from][msg.sender] -= _value;
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2018-06-27 08:35:38 +00:00
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emit Transfer(_from, _to, _value);
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2017-07-05 10:28:15 +00:00
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return true;
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}
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function approve(address _spender, uint256 _value)
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public
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returns (bool success)
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{
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allowed[msg.sender][_spender] = _value;
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2018-06-27 08:35:38 +00:00
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emit Approval(msg.sender, _spender, _value);
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2017-07-05 10:28:15 +00:00
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return true;
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}
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function allowance(address _owner, address _spender)
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2018-07-02 09:14:28 +00:00
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view
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2017-07-05 10:28:15 +00:00
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public
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returns (uint256 remaining)
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{
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return allowed[_owner][_spender];
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}
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function balanceOf(address _owner)
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2018-07-02 09:14:28 +00:00
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view
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2017-07-05 10:28:15 +00:00
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public
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returns (uint256 balance)
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{
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return balances[_owner];
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}
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}
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