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test(gbrain-sync): stub pgrep so the pin case is hermetic #2689

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test(gbrain-sync): stub pgrep so the pin case is hermetic #2689

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6380c3d
test(gbrain-sync): stub pgrep so the pin case is hermetic
szsunyuan Aug 24, 2026
44dcb76
test(gbrain-sync): blank inherited GBRAIN_HOME in the pin child
szsunyuan Aug 24, 2026
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10 changes: 10 additions & 0 deletions test/gstack-gbrain-sync.test.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -192,6 +192,15 @@ case "$*" in
esac
`);
chmodSync(join(bindir, "gbrain"), 0o755);
// #2685: this case is a real (non-dry-run) --code-only child, so it hits
// detectAutopilot's PATH-resolved `pgrep -f "gbrain autopilot"`. A live
// host autopilot is a correct #1734 refuse — the test cannot inject
// processRunning. Stub pgrep to "no match" so the pin is about the
// symlink, not the operator's daemon. Blank GBRAIN_HOME so an inherited
// lock under $GBRAIN_HOME/.gbrain cannot refuse before pgrep. Do not add
// a production env hatch.
writeFileSync(join(bindir, "pgrep"), "#!/bin/sh\nexit 1\n");
chmodSync(join(bindir, "pgrep"), 0o755);

const r = spawnSync("bun", [SCRIPT, "--code-only", "--quiet"], {
encoding: "utf-8",
Expand All @@ -201,6 +210,7 @@ esac
...process.env,
HOME: home,
GSTACK_HOME: gstackHome,
GBRAIN_HOME: "",
GSTACK_TEST_GBRAIN_LOG: commandLog,
PATH: `${bindir}:${process.env.PATH || ""}`,
},
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