Escrow Contract Solidity

deployer.js

var EscrowContract = artifacts.require("./EscrowContract.sol");
var BaseContract = artifacts.require("./BaseContract.sol");
var Ownable = artifacts.require("./Ownable.sol");

module.exports = function(deployer) {
  deployer.deploy(EscrowContract, 100, "0x7b2a27ab88e5ea22a5b87183f881e262bed99f1b", "0x08c9db1edc1052e632ed836638fbe6da5a2af1fa");
  deployer.deploy(Ownable);
};

EscrowContract.sol

pragma solidity ^0.4.4;
import './Ownable.sol';

contract EscrowContract is Ownable {
	address public owner;
	address public recipientAddress;
	address public parent;
	uint public escrowAmount;
	EscrowStatuses public status  = EscrowStatuses.Pending;
	enum EscrowStatuses { Paid, Pending, Complete, Cancelled, Partial }

	event EscrowPaid(string _msg, uint balance);
	event EscrowPaymentRecieved(string _msg, uint amount);
	event EscrowPartiallyPaid(string _msg,  uint balance);
	event EscrowCompleted(string _msg);
	event EscrowCancelled(string _msg);
	event OverPay(string _msg);

	function EscrowContract(uint _escrowAmount, address _recipientAddress, address _parent) {
		require(_parent != 0x0 && _escrowAmount > 0 && _recipientAddress != 0x0);
		owner = msg.sender;
		parent = _parent;
		escrowAmount = _escrowAmount;
		recipientAddress = _recipientAddress;
	}

	function getBalance () constant returns (uint) {
		return this.balance;
	}

	function fundEscrow() payable {
		require(this.balance <= escrowAmount);
		if(this.balance == escrowAmount) {
			EscrowPaid('Escrow paid', this.balance);
			status = EscrowStatuses.Paid;
		} else {
			EscrowPartiallyPaid('Partial payment', this.balance);
		}
	}

}

Ownable.txt

pragma solidity ^0.4.4;

contract Ownable {
    address public owner = msg.sender;
    address public parent;
    
    modifier onlyOwner {
        require(msg.sender != owner);
        _;
    }

    function changeOwner(address _newOwner) onlyOwner
    {
        if(_newOwner == 0x0)
        owner = _newOwner;
    }
}

Truffle commands

EscrowContract.deployed().then(i => app = i)

app.getBalance()

app.fundEscrow({value: 100});