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122 changes: 122 additions & 0 deletions ccip-sdk/src/cct/evm/index.test.ts
Original file line number Diff line number Diff line change
Expand Up @@ -722,4 +722,126 @@ describe('EVMTokenManager (cct/evm)', () => {
assert.equal(called, false, 'validation fails before TAR discovery')
})
})

describe('mint/burn role management', () => {
const ROLE_TOKEN_OWNER = '0x' + '99'.repeat(20)
const ROLE_ACCOUNT = '0x' + 'aa'.repeat(20)
/** Fresh Interface — the manager's own cached one must not be what these assertions compare to. */
const ROLES = new Interface([
'function grantMintAndBurnRoles(address burnAndMinter)',
'function grantMintRole(address minter)',
'function grantBurnRole(address burner)',
'function revokeMintRole(address minter)',
'function revokeBurnRole(address burner)',
'function owner() view returns (address)',
'function isMinter(address minter) view returns (bool)',
'function isBurner(address burner) view returns (bool)',
])

/**
* Chain stub for a v1.6.2 `FactoryBurnMintERC20` owned by `ROLE_TOKEN_OWNER`, on which
* `ROLE_ACCOUNT` holds `roles` — enough for both the owner gate and the role-state pre-flight.
*/
function roleChain(roles: { isMinter?: boolean; isBurner?: boolean } = {}) {
const results: Record<string, unknown[]> = {
owner: [ROLE_TOKEN_OWNER],
isMinter: [roles.isMinter ?? false],
isBurner: [roles.isBurner ?? false],
}
return stubChain({
provider: {
call: ({ data }: { data: string }) => {
const fn = ROLES.getFunction(data.slice(0, 10))!.name
return Promise.resolve(ROLES.encodeFunctionResult(fn, results[fn]))
},
} as never,
})
}

/**
* One case per wired op: the two manager methods, the account parameter, and the role state
* that makes its call a real change. The methods are named explicitly rather than indexed by
* string, so a renamed or unwired method is a compile error here.
*/
const CASES = [
{
fn: 'grantMintAndBurnRoles',
param: 'burnAndMinter',
roles: {},
generate: (cct: EVMTokenManager, o: object) =>
cct.generateUnsignedGrantMintAndBurnRoles(o as never),
submit: (cct: EVMTokenManager, o: object) => cct.grantMintAndBurnRoles(o as never),
},
{
fn: 'grantMintRole',
param: 'minter',
roles: {},
generate: (cct: EVMTokenManager, o: object) =>
cct.generateUnsignedGrantMintRole(o as never),
submit: (cct: EVMTokenManager, o: object) => cct.grantMintRole(o as never),
},
{
fn: 'grantBurnRole',
param: 'burner',
roles: {},
generate: (cct: EVMTokenManager, o: object) =>
cct.generateUnsignedGrantBurnRole(o as never),
submit: (cct: EVMTokenManager, o: object) => cct.grantBurnRole(o as never),
},
{
fn: 'revokeMintRole',
param: 'minter',
roles: { isMinter: true },
generate: (cct: EVMTokenManager, o: object) =>
cct.generateUnsignedRevokeMintRole(o as never),
submit: (cct: EVMTokenManager, o: object) => cct.revokeMintRole(o as never),
},
{
fn: 'revokeBurnRole',
param: 'burner',
roles: { isBurner: true },
generate: (cct: EVMTokenManager, o: object) =>
cct.generateUnsignedRevokeBurnRole(o as never),
submit: (cct: EVMTokenManager, o: object) => cct.revokeBurnRole(o as never),
},
] as const

for (const { fn, param, roles, generate, submit } of CASES) {
const expected = ROLES.encodeFunctionData(fn, [ROLE_ACCOUNT])

it(`generateUnsigned* encodes ${fn}(address) to the token`, async () => {
const cct = EVMTokenManager.fromChain(roleChain(roles))
const unsigned = await generate(cct, {
tokenAddress: TOKEN,
[param]: ROLE_ACCOUNT,
sender: ROLE_TOKEN_OWNER,
})

assert.equal(unsigned.family, ChainFamily.EVM)
assert.equal(unsigned.transactions.length, 1)
const tx = unsigned.transactions[0]!
assert.equal(tx.to, TOKEN)
assert.equal(tx.from, ROLE_TOKEN_OWNER)
assert.equal(tx.data, expected)
})

it(`${fn} submits as the token owner`, async () => {
const cct = EVMTokenManager.fromChain(roleChain(roles))
const { hash } = await submit(cct, {
tokenAddress: TOKEN,
[param]: ROLE_ACCOUNT,
wallet: fakeSigner(ROLE_TOKEN_OWNER),
})
assert.equal(hash, HASH)
})

it(`${fn} rejects a sender that does not own the token`, async () => {
const cct = EVMTokenManager.fromChain(roleChain(roles))
await assert.rejects(
() => generate(cct, { tokenAddress: TOKEN, [param]: ROLE_ACCOUNT, sender: ADMIN }),
(err: unknown) => err instanceof CCTParamsInvalidError && err.context.param === 'sender',
)
})
}
})
})
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