added MintedCrowdsale with RBACMintableToken test

test/crowdsale/RBACMintedCrowdsale.test.js

@@ -0,0 +1,63 @@
+import ether from '../helpers/ether';
+
+const BigNumber = web3.BigNumber;
+
+const should = require('chai')
+  .use(require('chai-as-promised'))
+  .use(require('chai-bignumber')(BigNumber))
+  .should();
+
+const MintedCrowdsale = artifacts.require('MintedCrowdsaleImpl');
+const RBACMintableToken = artifacts.require('RBACMintableToken');
+
+const ROLE_MINTER = 'minter';
+
+contract('MintedCrowdsale using RBACMintableToken', function ([_, investor, wallet, purchaser]) {
+  const rate = new BigNumber(1000);
+  const value = ether(5);
+
+  const expectedTokenAmount = rate.mul(value);
+
+  beforeEach(async function () {
+    this.token = await RBACMintableToken.new();
+    this.crowdsale = await MintedCrowdsale.new(rate, wallet, this.token.address);
+    await this.token.adminAddRole(this.crowdsale.address, ROLE_MINTER);
+  });
+
+  describe('accepting payments', function () {
+    it('should have minter role on token', async function () {
+      const isMinter = await this.token.hasRole(this.crowdsale.address, ROLE_MINTER);
+      isMinter.should.equal(true);
+    });
+
+    it('should accept payments', async function () {
+      await this.crowdsale.send(value).should.be.fulfilled;
+      await this.crowdsale.buyTokens(investor, { value: value, from: purchaser }).should.be.fulfilled;
+    });
+  });
+
+  describe('high-level purchase', function () {
+    it('should log purchase', async function () {
+      const { logs } = await this.crowdsale.sendTransaction({ value: value, from: investor });
+      const event = logs.find(e => e.event === 'TokenPurchase');
+      should.exist(event);
+      event.args.purchaser.should.equal(investor);
+      event.args.beneficiary.should.equal(investor);
+      event.args.value.should.be.bignumber.equal(value);
+      event.args.amount.should.be.bignumber.equal(expectedTokenAmount);
+    });
+
+    it('should assign tokens to sender', async function () {
+      await this.crowdsale.sendTransaction({ value: value, from: investor });
+      let balance = await this.token.balanceOf(investor);
+      balance.should.be.bignumber.equal(expectedTokenAmount);
+    });
+
+    it('should forward funds to wallet', async function () {
+      const pre = web3.eth.getBalance(wallet);
+      await this.crowdsale.sendTransaction({ value, from: investor });
+      const post = web3.eth.getBalance(wallet);
+      post.minus(pre).should.be.bignumber.equal(value);
+    });
+  });
+});