// [DEF:frontend.src.lib.stores.__tests__.assistantChat:Module]
// @TIER: STANDARD
// @SEMANTICS: test, store, assistant, toggle, conversation
// @PURPOSE: Validate assistant chat store visibility and conversation binding transitions.
// @LAYER: UI Tests
// @RELATION: DEPENDS_ON -> assistantChatStore
// @INVARIANT: Each test starts from default closed state.

import { describe, it, expect, beforeEach } from 'vitest';
import { get } from 'svelte/store';
import {
  assistantChatStore,
  toggleAssistantChat,
  openAssistantChat,
  closeAssistantChat,
  setAssistantConversationId,
} from '../assistantChat.js';

// [DEF:assistantChatStore_tests:Function]
// @TIER: STANDARD
// @PURPOSE: Group store unit scenarios for assistant panel behavior.
// @PRE: Store can be reset to baseline state in beforeEach hook.
// @POST: Open/close/toggle/conversation transitions are validated.
describe('assistantChatStore', () => {
  beforeEach(() => {
    assistantChatStore.set({
      isOpen: false,
      conversationId: null,
    });
  });

  it('should open assistant panel', () => {
    openAssistantChat();
    const state = get(assistantChatStore);
    expect(state.isOpen).toBe(true);
  });

  it('should close assistant panel', () => {
    openAssistantChat();
    closeAssistantChat();
    const state = get(assistantChatStore);
    expect(state.isOpen).toBe(false);
  });

  it('should toggle assistant panel state', () => {
    toggleAssistantChat();
    expect(get(assistantChatStore).isOpen).toBe(true);
    toggleAssistantChat();
    expect(get(assistantChatStore).isOpen).toBe(false);
  });

  it('should set conversation id', () => {
    setAssistantConversationId('conv-123');
    const state = get(assistantChatStore);
    expect(state.conversationId).toBe('conv-123');
  });
});
// [/DEF:assistantChatStore_tests:Function]
// [/DEF:frontend.src.lib.stores.__tests__.assistantChat:Module]
