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AutistMask/tests/coldWorkerChainId.test.js
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fix: answer eth_chainId and net_version from loaded state (closes #317)
Both methods answered from currentNetwork(), which reads the module-level state
singleton, and nothing populates that at module scope. A service worker revived
by the page's own message therefore held DEFAULT_STATE and reported mainnet
0x1 / 1 to a page whose user was on Sepolia, so a dApp asking which chain the
wallet is on built its interaction for the wrong one. Neither method is gated on
a connection, so any page got the stale answer.

One await loadState() covers the pair: they are the same read of the same value,
and a second load in a sibling branch would be redundant. Same shape and
placement idiom as the chain-switch handler and the transaction path.

Read-side audit of the background, which the fix was the occasion for: the other
singleton reads are wallet_switchEthereumChain, the transaction verify/broadcast
path and backgroundRefresh, and all three already load first. Every other
handler answers from storage per call through getState(). One stale read remains
and is deliberately not fixed here, being a different handler rather than the
same one-line shape: handleSendTransaction calls getProvider() with no network
name, so balances.js falls back to the same unloaded singleton for ethers'
static network hint, and a cold-worker send on Sepolia is prepared with a
mainnet hint. It is caught later — the artifact is verified against the loaded
chain before broadcast — so it fails the send rather than sending on the wrong
chain.

Verified failing first: reverting only src/background/index.js to next gives 3
failed / 775 passed, exactly the three cases that read the chain on a cold
worker; the mainnet case and the persists-nothing case pass either way by
design. With the fix, 778 passed / 36 suites, and lint ran uncached in the
pinned container (eslint + prettier over the changed files).
2026-08-20 10:47:18 +00:00

6.3 KiB