33 lines
1.0 KiB
JavaScript
33 lines
1.0 KiB
JavaScript
const { expectRevert } = require('@openzeppelin/test-helpers');
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const { expect } = require('chai');
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function shouldBehaveLikeERC20Capped (accounts, cap) {
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describe('capped token', function () {
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const user = accounts[0];
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it('starts with the correct cap', async function () {
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expect(await this.token.cap()).to.be.bignumber.equal(cap);
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});
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it('mints when amount is less than cap', async function () {
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await this.token.$_mint(user, cap.subn(1));
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expect(await this.token.totalSupply()).to.be.bignumber.equal(cap.subn(1));
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});
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it('fails to mint if the amount exceeds the cap', async function () {
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await this.token.$_mint(user, cap.subn(1));
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await expectRevert(this.token.$_mint(user, 2), 'ERC20Capped: cap exceeded');
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});
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it('fails to mint after cap is reached', async function () {
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await this.token.$_mint(user, cap);
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await expectRevert(this.token.$_mint(user, 1), 'ERC20Capped: cap exceeded');
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});
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});
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}
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module.exports = {
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shouldBehaveLikeERC20Capped,
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};
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