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Added mint and burn tests for zero amounts. (#1230)

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This commit is contained in:
Nicolás Venturo
2018-08-23 06:07:34 -03:00
committed by GitHub
parent 2adb491637
commit d58fac8281
2 changed files with 87 additions and 59 deletions
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50
test/token/ERC20/MintableToken.behavior.js
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@ -93,26 +93,36 @@ function shouldBehaveLikeMintableToken (owner, minter, [anyone]) {
const from = minter;
describe('when the token minting is not finished', function () {
it('mints the requested amount', async function () {
await this.token.mint(owner, amount, { from });
(await this.token.balanceOf(owner)).should.be.bignumber.equal(amount);
context('for a zero amount', function () {
shouldMint(0);
});
it('emits a mint and a transfer event', async function () {
const { logs } = await this.token.mint(owner, amount, { from });
const mintEvent = expectEvent.inLogs(logs, 'Mint', {
to: owner,
});
mintEvent.args.amount.should.be.bignumber.equal(amount);
const transferEvent = expectEvent.inLogs(logs, 'Transfer', {
from: ZERO_ADDRESS,
to: owner,
});
transferEvent.args.value.should.be.bignumber.equal(amount);
context('for a non-zero amount', function () {
shouldMint(amount);
});
function shouldMint (amount) {
beforeEach(async function () {
({ logs: this.logs } = await this.token.mint(anyone, amount, { from }));
});
it('mints the requested amount', async function () {
(await this.token.balanceOf(anyone)).should.be.bignumber.equal(amount);
});
it('emits a mint and a transfer event', async function () {
const mintEvent = expectEvent.inLogs(this.logs, 'Mint', {
to: anyone,
});
mintEvent.args.amount.should.be.bignumber.equal(amount);
const transferEvent = expectEvent.inLogs(this.logs, 'Transfer', {
from: ZERO_ADDRESS,
to: anyone,
});
transferEvent.args.value.should.be.bignumber.equal(amount);
});
}
});
describe('when the token minting is finished', function () {
@ -121,7 +131,7 @@ function shouldBehaveLikeMintableToken (owner, minter, [anyone]) {
});
it('reverts', async function () {
await assertRevert(this.token.mint(owner, amount, { from }));
await assertRevert(this.token.mint(anyone, amount, { from }));
});
});
});
@ -131,7 +141,7 @@ function shouldBehaveLikeMintableToken (owner, minter, [anyone]) {
describe('when the token minting is not finished', function () {
it('reverts', async function () {
await assertRevert(this.token.mint(owner, amount, { from }));
await assertRevert(this.token.mint(anyone, amount, { from }));
});
});
@ -141,7 +151,7 @@ function shouldBehaveLikeMintableToken (owner, minter, [anyone]) {
});
it('reverts', async function () {
await assertRevert(this.token.mint(owner, amount, { from }));
await assertRevert(this.token.mint(anyone, amount, { from }));
});
});
});