59 lines
1.8 KiB
JavaScript
59 lines
1.8 KiB
JavaScript
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const { accounts, contract } = require('@openzeppelin/test-environment');
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const { constants, expectEvent, expectRevert } = require('@openzeppelin/test-helpers');
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const { ZERO_ADDRESS } = constants;
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const { expect } = require('chai');
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const Ownable = contract.fromArtifact('OwnableMock');
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describe('Ownable', function () {
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const [ owner, other ] = accounts;
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beforeEach(async function () {
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this.ownable = await Ownable.new({ from: owner });
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});
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it('has an owner', async function () {
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expect(await this.ownable.owner()).to.equal(owner);
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});
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describe('transfer ownership', function () {
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it('changes owner after transfer', async function () {
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const receipt = await this.ownable.transferOwnership(other, { from: owner });
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expectEvent(receipt, 'OwnershipTransferred');
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expect(await this.ownable.owner()).to.equal(other);
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});
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it('prevents non-owners from transferring', async function () {
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await expectRevert(
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this.ownable.transferOwnership(other, { from: other }),
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'Ownable: caller is not the owner'
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);
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});
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it('guards ownership against stuck state', async function () {
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await expectRevert(
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this.ownable.transferOwnership(ZERO_ADDRESS, { from: owner }),
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'Ownable: new owner is the zero address'
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);
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});
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});
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describe('renounce ownership', function () {
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it('loses owner after renouncement', async function () {
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const receipt = await this.ownable.renounceOwnership({ from: owner });
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expectEvent(receipt, 'OwnershipTransferred');
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expect(await this.ownable.owner()).to.equal(ZERO_ADDRESS);
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});
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it('prevents non-owners from renouncement', async function () {
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await expectRevert(
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this.ownable.renounceOwnership({ from: other }),
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'Ownable: caller is not the owner'
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);
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});
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});
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});
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