47 lines
1.3 KiB
JavaScript
47 lines
1.3 KiB
JavaScript
const { expect } = require("chai");
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const {
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BN,
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constants,
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expectEvent,
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expectRevert,
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} = require("@openzeppelin/test-helpers");
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const BECoin = artifacts.require("BECoin");
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contract("BECoin", ([owner, other]) => {
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const amount = new BN(10000);
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beforeEach(async () => {
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this.coin = await BECoin.new();
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});
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it("should put 20000000 * 1e18 BECoin in the first account", async () => {
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let balance = await this.coin.balanceOf.call(owner);
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assert.equal(
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balance.valueOf(),
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20000000 * 1e18,
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"20000000 * 1e18 wasn't in the first account"
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);
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});
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it("reverts when transferring tokens to the zero address", async () => {
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// Conditions that trigger a require statement can be precisely tested
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await expectRevert(
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this.coin.transfer(constants.ZERO_ADDRESS, amount),
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"ERC20: transfer to the zero address"
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);
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});
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it("should emit Transfer event", async () => {
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const receipt = await this.coin.transfer(other, amount);
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expectEvent(receipt, "Transfer", {
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from: owner,
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to: other,
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value: amount,
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});
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});
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it("should send coin correctly", async () => {
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await this.coin.transfer(other, amount);
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expect(await this.coin.balanceOf(other)).to.be.bignumber.equal(amount);
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});
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});
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