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Add a canceller role to the TimelockController (#3165)

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Co-authored-by: Francisco Giordano <frangio.1@gmail.com>
This commit is contained in:
Hadrien Croubois
2022-03-08 22:28:20 +01:00
committed by GitHub
parent 62eb4568be
commit 8b162e39b5
4 changed files with 73 additions and 22 deletions
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50
test/governance/TimelockController.test.js
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@ -43,7 +43,12 @@ function genOperationBatch (targets, values, datas, predecessor, salt) {
}
contract('TimelockController', function (accounts) {
const [ admin, proposer, executor, other ] = accounts;
const [ admin, proposer, canceller, executor, other ] = accounts;
const TIMELOCK_ADMIN_ROLE = web3.utils.soliditySha3('TIMELOCK_ADMIN_ROLE');
const PROPOSER_ROLE = web3.utils.soliditySha3('PROPOSER_ROLE');
const EXECUTOR_ROLE = web3.utils.soliditySha3('EXECUTOR_ROLE');
const CANCELLER_ROLE = web3.utils.soliditySha3('CANCELLER_ROLE');
beforeEach(async function () {
// Deploy new timelock
@ -53,9 +58,11 @@ contract('TimelockController', function (accounts) {
[ executor ],
{ from: admin },
);
this.TIMELOCK_ADMIN_ROLE = await this.timelock.TIMELOCK_ADMIN_ROLE();
this.PROPOSER_ROLE = await this.timelock.PROPOSER_ROLE();
this.EXECUTOR_ROLE = await this.timelock.EXECUTOR_ROLE();
expect(await this.timelock.hasRole(CANCELLER_ROLE, proposer)).to.be.equal(true);
await this.timelock.revokeRole(CANCELLER_ROLE, proposer, { from: admin });
await this.timelock.grantRole(CANCELLER_ROLE, canceller, { from: admin });
// Mocks
this.callreceivermock = await CallReceiverMock.new({ from: admin });
this.implementation2 = await Implementation2.new({ from: admin });
@ -63,6 +70,23 @@ contract('TimelockController', function (accounts) {
it('initial state', async function () {
expect(await this.timelock.getMinDelay()).to.be.bignumber.equal(MINDELAY);
expect(await this.timelock.TIMELOCK_ADMIN_ROLE()).to.be.equal(TIMELOCK_ADMIN_ROLE);
expect(await this.timelock.PROPOSER_ROLE()).to.be.equal(PROPOSER_ROLE);
expect(await this.timelock.EXECUTOR_ROLE()).to.be.equal(EXECUTOR_ROLE);
expect(await this.timelock.CANCELLER_ROLE()).to.be.equal(CANCELLER_ROLE);
expect(await Promise.all([ PROPOSER_ROLE, CANCELLER_ROLE, EXECUTOR_ROLE ].map(role =>
this.timelock.hasRole(role, proposer),
))).to.be.deep.equal([ true, false, false ]);
expect(await Promise.all([ PROPOSER_ROLE, CANCELLER_ROLE, EXECUTOR_ROLE ].map(role =>
this.timelock.hasRole(role, canceller),
))).to.be.deep.equal([ false, true, false ]);
expect(await Promise.all([ PROPOSER_ROLE, CANCELLER_ROLE, EXECUTOR_ROLE ].map(role =>
this.timelock.hasRole(role, executor),
))).to.be.deep.equal([ false, false, true ]);
});
describe('methods', function () {
@ -175,7 +199,7 @@ contract('TimelockController', function (accounts) {
MINDELAY,
{ from: other },
),
`AccessControl: account ${other.toLowerCase()} is missing role ${this.PROPOSER_ROLE}`,
`AccessControl: account ${other.toLowerCase()} is missing role ${PROPOSER_ROLE}`,
);
});
@ -298,7 +322,7 @@ contract('TimelockController', function (accounts) {
this.operation.salt,
{ from: other },
),
`AccessControl: account ${other.toLowerCase()} is missing role ${this.EXECUTOR_ROLE}`,
`AccessControl: account ${other.toLowerCase()} is missing role ${EXECUTOR_ROLE}`,
);
});
});
@ -412,7 +436,7 @@ contract('TimelockController', function (accounts) {
MINDELAY,
{ from: other },
),
`AccessControl: account ${other.toLowerCase()} is missing role ${this.PROPOSER_ROLE}`,
`AccessControl: account ${other.toLowerCase()} is missing role ${PROPOSER_ROLE}`,
);
});
@ -537,7 +561,7 @@ contract('TimelockController', function (accounts) {
this.operation.salt,
{ from: other },
),
`AccessControl: account ${other.toLowerCase()} is missing role ${this.EXECUTOR_ROLE}`,
`AccessControl: account ${other.toLowerCase()} is missing role ${EXECUTOR_ROLE}`,
);
});
@ -651,22 +675,22 @@ contract('TimelockController', function (accounts) {
));
});
it('proposer can cancel', async function () {
const receipt = await this.timelock.cancel(this.operation.id, { from: proposer });
it('canceller can cancel', async function () {
const receipt = await this.timelock.cancel(this.operation.id, { from: canceller });
expectEvent(receipt, 'Cancelled', { id: this.operation.id });
});
it('cannot cancel invalid operation', async function () {
await expectRevert(
this.timelock.cancel(constants.ZERO_BYTES32, { from: proposer }),
this.timelock.cancel(constants.ZERO_BYTES32, { from: canceller }),
'TimelockController: operation cannot be cancelled',
);
});
it('prevent non-proposer from canceling', async function () {
it('prevent non-canceller from canceling', async function () {
await expectRevert(
this.timelock.cancel(this.operation.id, { from: other }),
`AccessControl: account ${other.toLowerCase()} is missing role ${this.PROPOSER_ROLE}`,
`AccessControl: account ${other.toLowerCase()} is missing role ${CANCELLER_ROLE}`,
);
});
});