fix: recover missing Reasonix sessions

src/workflow-executor.test.ts

@@ -12,7 +12,7 @@ import { describe, it, expect, beforeAll, beforeEach, afterEach } from "vitest";
 import fs from "node:fs";
 import os from "node:os";
 import path from "node:path";
-import { createExecutorAdapter } from "./workflow-executor.js";
+import { createExecutorAdapter, findReasonixSessionForWorkflow } from "./workflow-executor.js";
 import type { WorkflowPlanV1 } from "./workflow-types.js";
 
 function makeTmpDir(): string {
@@ -103,6 +103,41 @@ describe("ReasonixAdapter", () => {
     expect(result.failed).toBe(false);
   });
 
+  it("captures a session from the Reasonix project directory when JSONL workspace is a parent", async () => {
+    const previousHome = process.env.HOME;
+    const fakeHome = path.join(tmpDir, "home");
+    process.env.HOME = fakeHome;
+    try {
+      const projectKey = path.resolve(tmpDir).replaceAll(path.sep, "-");
+      const sessionsDir = path.join(fakeHome, ".reasonix", "projects", projectKey, "sessions");
+      const sessionFile = path.join(sessionsDir, "test-session.jsonl");
+      const fakeBin = path.join(tmpDir, "fake-reasonix.sh");
+      fs.writeFileSync(fakeBin, `#!/bin/bash
+mkdir -p '${sessionsDir}'
+printf '%s\\n' '{"role":"system","content":"Current workspace: \\"${path.dirname(tmpDir)}\\""}' > '${sessionFile}'
+printf '%s\\n' '{"role":"user","content":"# Implementation Task: Test plan"}' >> '${sessionFile}'
+touch '${sessionFile}.meta'
+`, { mode: 0o755 });
+
+      const adapter = createExecutorAdapter("reasonix");
+      const startedAt = new Date(Date.now() - 1000).toISOString();
+      const result = await adapter.start({
+        repoRoot: tmpDir,
+        plan: makeValidPlan(),
+        runDir: tmpDir,
+        cycleIndex: 1,
+        config: { binary: fakeBin },
+      });
+
+      expect(result.sessionHandle).toEqual({ kind: "reasonix", sessionFilePath: sessionFile });
+      expect(findReasonixSessionForWorkflow(tmpDir, "Test plan", startedAt)).toBe(sessionFile);
+      expect(findReasonixSessionForWorkflow(tmpDir, "Different plan", startedAt)).toBeUndefined();
+    } finally {
+      if (previousHome === undefined) delete process.env.HOME;
+      else process.env.HOME = previousHome;
+    }
+  });
+
   it("resume builds args with --resume", async () => {
     const argsFile = path.join(tmpDir, "args.txt");
     const fakeBin = writeFakeCli(tmpDir, { argsFile });