Function TestCmdDoLiveSessionGuard

internal/app/do_test.go:130–173

TestCmdDoLiveSessionGuard checks that a task whose session_id is in the live-claude-process set refuses to spawn (when focus can't find the tab) unless --force is passed. This is feature 3 of the bundled fields/sessions task. The focus path is short-circuited by stubbing iterm.PSRunner with empty ou

(t *testing.T)

		return &os.PathError{Op: "stat", Path: p, Err: os.ErrNotExist}
	}
	t.Cleanup(func() { claude.StatFn = old })
}

// TestCmdDoLiveSessionGuard checks that a task whose session_id is in
// the live-claude-process set refuses to spawn (when focus can't find
// the tab) unless --force is passed. This is feature 3 of the
// bundled fields/sessions task. The focus path is short-circuited by
// stubbing iterm.PSRunner with empty output so ttyForClaudeSession
// returns "" → FocusSession returns (false, nil) → fall through to
// the original error message.
func TestCmdDoLiveSessionGuard(t *testing.T) {
	setupFlowRoot(t)
	seedTask(t, "live-task")

	// This exercises the Claude-specific live-process guard. Clear the
	// ambient harness inherited from the test process (which may be Codex)
	// so harnessForSpawn selects Claude as intended.
	for _, h := range allHarnesses() {
		t.Setenv(h.SessionIDEnvVar(), "")
	}

	const pinnedSID = "abcdef12-3456-4789-8abc-def012345678"
	// Pre-bind the task to the pinned session so the live check has
	// something to match against. (Without bootstrapping via cmdDo —
	// that would also try to spawn an iTerm tab.)
	db := openFlowDB(t)
	if _, err := db.Exec(
		`UPDATE tasks SET session_id=?, session_started=? WHERE slug='live-task'`,
		pinnedSID, flowdb.NowISO(),
	); err != nil {
		t.Fatal(err)
	}

	// Make ps (the app-level psRunner) say this UUID is alive so the
	// live guard fires.
	stubPS(t, "  PID COMMAND\n12345 /bin/claude --session-id "+pinnedSID+"\n")

	// Make iterm.PSRunner (the focus-path probe) return no rows so the
	// focus attempt deterministically returns (false, nil) and we fall
	// through to the original "running elsewhere" error.
	oldFocusPS := iterm.PSRunner
	iterm.PSRunner = func() ([]byte, error) { return []byte(""), nil }
	t.Cleanup(func() { iterm.PSRunner = oldFocusPS })

	count, _ := stubITerm(t)
	if rc := cmdDo([]string{"live-task"}); rc != 1 {
		t.Errorf("cmdDo: rc=%d, want 1 when live session blocks spawn (focus miss)", rc)