/**
 * 13-responsive: 窗口管理器——可用区域、边界钳制、Dock 尺寸自适应
 * 原测试: Playwright 4 视口截图 → 改为 WM composable 层测试
 */
import { describe, it, expect } from 'vitest'
import { wm } from '../../src/composables/useWM'
import { clamp } from '../../src/utils'

describe('13-responsive — 响应式窗口管理', () => {
  // ===== usableRect =====
  it('usableRect.y = 30（菜单栏高度）', () => {
    expect(wm.usableRect().y).toBe(30)
  })

  it('usableRect 返回正值', () => {
    const r = wm.usableRect()
    expect(r.w).toBeGreaterThan(400)
    expect(r.h).toBeGreaterThan(200)
  })

  // ===== 初始状态 =====
  it('windows 初始为空', () => { expect(wm.windows.length).toBe(0) })
  it('activeWin 初始为 null', () => { expect(wm.activeWin.value).toBeNull() })
  it('windowsForApp 空', () => { expect(wm.windowsForApp('finder').length).toBe(0) })
  it('anyVisible 返回 false', () => { expect(wm.anyVisible()).toBe(false) })

  // ===== clampAll =====
  it('clampAll 空窗口不报错', () => {
    expect(() => wm.clampAll()).not.toThrow()
  })

  // ===== clamp 工具 =====
  it('clamp 正确钳制坐标', () => {
    expect(clamp(-10, 0, 100)).toBe(0)
    expect(clamp(200, 0, 100)).toBe(100)
    expect(clamp(50, 0, 100)).toBe(50)
  })

  // ===== 窗口不越界（静态验证） =====
  it('窗口应在 usableRect 范围内', () => {
    const u = wm.usableRect()
    expect(u.x).toBeGreaterThanOrEqual(0)
    expect(u.y).toBe(30)
    expect(u.w).toBeLessThanOrEqual(window.innerWidth || 1024)
  })

  // ===== effDockSize 逻辑（通过 Sys 测试） =====
  it('Dock 图标尺寸逻辑：窄屏缩小', () => {
    // 模拟 effDockSize 逻辑
    const effDockSize = (size: number, width: number) => {
      if (width <= 640) return Math.min(size, 40)
      if (width <= 1100) return Math.min(size, 48)
      return size
    }
    expect(effDockSize(54, 500)).toBeLessThanOrEqual(40)
    expect(effDockSize(54, 1000)).toBeLessThanOrEqual(48)
    expect(effDockSize(54, 1440)).toBe(54)
  })
})