test: add user confirmation handling for cleanup in closeMultiModel

tests/close.test.ts

@@ -122,6 +122,46 @@ describe("closeMultiModel", () => {
     expect(result.error).toBe("Cleanup cancelled by user");
   });
 
+  test("user confirms cleanup when not forced", async () => {
+    mockCommandResponses["tmux has-session -t test-session"] = { ok: false, stdout: "", stderr: "" };
+    const worktreePath = "/home/user/.local/share/opencode/multi-model/test-session/model";
+    const worktreeListOutput = `worktree ${worktreePath}\nbranch refs/heads/opencode/test-session/model`;
+    mockCommandResponses["git worktree list --porcelain"] = { ok: true, stdout: worktreeListOutput, stderr: "" };
+
+    // Stub readline to simulate user confirming cleanup (answers "y")
+    const mockInterface = {
+      question: (q: string, cb: (a: string) => void) => cb("y"),
+      close: () => {},
+    } as any;
+    spyOn(readline, "createInterface").mockImplementation(() => mockInterface);
+
+    // Freeze timestamp for deterministic tag name
+    const fixedDate = new Date("2023-01-01T00:00:00.000Z");
+    const OriginalDate = Date;
+    // @ts-ignore
+    global.Date = class extends OriginalDate { constructor() { super(); return fixedDate; } toISOString() { return "2023-01-01T00:00:00.000Z"; } } as any;
+
+    const result = await closeMultiModel({ sessionName: "test-session", cleanupWorktrees: true, force: false });
+
+    // Restore Date after invocation
+    // @ts-ignore
+    global.Date = OriginalDate;
+
+    // Verify result indicates successful cleanup
+    expect(result.success).toBe(true);
+    expect(result.cleanupPerformed).toBe(true);
+    expect(result.worktreesRemoved).toEqual([worktreePath]);
+    expect(result.branchesDeleted).toEqual(["opencode/test-session/model"]);
+    expect(result.tagsCreated?.length).toBe(1);
+    expect(result.warnings).toEqual([]);
+
+    // Verify the expected git commands were executed
+    expect(executedCommands).toContain(`git worktree remove -f ${worktreePath}`);
+    expect(executedCommands).toContain(`git branch -D opencode/test-session/model`);
+    const expectedTagCmd = `git tag archive/opencode/test-session/model-2023-01-01T00-00-00-000Z opencode/test-session/model`;
+    expect(executedCommands).toContain(expectedTagCmd);
+  });
+
   test("warning when tag creation fails", async () => {
     mockCommandResponses["tmux has-session -t test-session"] = { ok: false, stdout: "", stderr: "" };
     const worktreePath = "/home/user/.local/share/opencode/multi-model/test-session/model";