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add tests for missing-shadow sidecar error handling on Unix and Windows

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Dongdong Kong 2026-05-24 21:16:53 +08:00
parent 0dfea2150c
commit 3ada1f52d5
2 changed files with 22 additions and 1 deletions
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4
gitnexus/src/core/lbug/sidecar-recovery.ts
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@ -113,7 +113,9 @@ const warnOnce = (logger: SidecarRecoveryLogger, key: string, message: string):
// — `git grep "LADYBUGDB-CONTRACT"` enumerates every version-coupled spot.
export const isMissingShadowSidecarError = (err: unknown): boolean => {
const msg = err instanceof Error ? err.message : String(err);
return /Cannot open file .*\.shadow: No such file or directory/i.test(msg);
return /Cannot open file(?:\. path:)? .*\.shadow(?:: No such file or directory| - Error 2: The system cannot find the file specified\.?)/i.test(
msg,
);
};
// LADYBUGDB-CONTRACT: matches @ladybugdb/core ^0.16.1 native error text.

19
gitnexus/test/unit/sidecar-recovery.test.ts
View file

@ -7,6 +7,7 @@ import {
_resetSidecarRecoveryWarningsForTest,
finalizeLbugSidecarsAfterClose,
inspectLbugSidecars,
isMissingShadowSidecarError,
isPermissionRenameError,
isReadOnlyShadowReplayError,
listQuarantinedMissingShadowWals,
@ -184,6 +185,24 @@ describe('LadybugDB sidecar recovery', () => {
});
describe('Centralized isReadOnlyShadowReplayError (PR #1747 review, F4 dedup)', () => {
it('matches LadybugDB missing-shadow errors on both Unix and Windows formats', () => {
const unixErr = new Error(
'IO exception: Cannot open file /tmp/lbug.shadow: No such file or directory',
);
const winErr = new Error(
'IO exception: Cannot open file. path: D:\\repo\\.gitnexus\\lbug.shadow - Error 2: The system cannot find the file specified.',
);
expect(isMissingShadowSidecarError(unixErr)).toBe(true);
expect(isMissingShadowSidecarError(winErr)).toBe(true);
});
it('false-positive guard: missing-shadow matcher rejects unrelated errors', () => {
expect(isMissingShadowSidecarError(new Error('file not found'))).toBe(false);
expect(
isMissingShadowSidecarError(new Error('Cannot open file /tmp/lbug.wal: lock conflict')),
).toBe(false);
});
it('matches LadybugDB read-only shadow-replay error', () => {
const err = new Error(
"Runtime exception: Couldn't replay shadow pages under read-only mode. Please re-open the database with read-write mode to replay shadow pages.",