import { describe, expect, it } from "vitest";
import { spawnSimilarSeed } from "./spawnSimilar.js";
import type { Session } from "./types.js";

function session(overrides: Partial<Session> = {}): Session {
  return {
    id: "s1",
    cwd: "/repos/app",
    command: "claude",
    env: {},
    metadata: {},
    status: "Running",
    created_at: "2026-01-01T00:00:00Z",
    ...overrides,
  } as Session;
}

describe("spawnSimilarSeed (#28)", () => {
  it("seeds the project picker, not the free-text hatch", () => {
    const seed = spawnSimilarSeed(session());
    expect(seed.cwd).toBe("/repos/app");
    expect(seed.command).toBe("claude");
    expect(seed.cwdRawVisible).toBe(false);
  });

  it("keeps the worktree toggle off for a session that has no worktree", () => {
    expect(spawnSimilarSeed(session()).worktreeEnabled).toBe(false);
  });

  it("clones a worktree session as a new worktree of its base repo", () => {
    const seed = spawnSimilarSeed(
      session({
        cwd: "/repos/app-worktrees/feature",
        worktree: { path: "/repos/app-worktrees/feature", base_repo: "/repos/app" },
      }),
    );
    expect(seed.cwd).toBe("/repos/app");
    expect(seed.worktreeEnabled).toBe(true);
  });

  it("never carries the cloned session's name", () => {
    const seed = spawnSimilarSeed(session({ metadata: { name: "amber-falcon" } }));
    expect(seed.name).toBeUndefined();
  });
});