import { describe, expect, it } from 'vitest';
import { lightTheme, darkTheme, presetThemes } from '../src/theme/presets';
import { createTheme } from '../src/theme/createTheme';
import type { ThemeTokens } from '../src/theme/tokens';

describe('预置主题', () => {
  it('lightTheme 与 darkTheme 关键色彩不同', () => {
    expect(lightTheme.colors.bgPrimary).not.toBe(darkTheme.colors.bgPrimary);
    expect(lightTheme.colors.fgPrimary).not.toBe(darkTheme.colors.fgPrimary);
  });

  it('lightTheme 背景为亮色、darkTheme 背景为深色', () => {
    // 亮色背景接近白，深色背景接近黑
    expect(lightTheme.colors.bgPrimary).toBe('#F8FAFC');
    expect(darkTheme.colors.bgPrimary).not.toBe('#F8FAFC');
  });

  it('presetThemes 注册表含 light 与 dark', () => {
    expect(presetThemes.light).toBe(lightTheme);
    expect(presetThemes.dark).toBe(darkTheme);
  });

  it('财务语义色三态齐全', () => {
    for (const theme of [lightTheme, darkTheme]) {
      expect(theme.colors.financial.income).toBeTruthy();
      expect(theme.colors.financial.expense).toBeTruthy();
      expect(theme.colors.financial.transfer).toBeTruthy();
    }
  });

  it('spacing/radii/typography/shadows 结构完整', () => {
    for (const theme of [lightTheme, darkTheme] as ThemeTokens[]) {
      expect(theme.spacing).toHaveProperty('xs');
      expect(theme.spacing).toHaveProperty('xl');
      expect(theme.radii).toHaveProperty('sm');
      expect(theme.radii).toHaveProperty('full');
      expect(theme.typography).toHaveProperty('h1');
      expect(theme.typography).toHaveProperty('caption');
      expect(theme.shadows).toHaveProperty('sm');
      expect(theme.shadows).toHaveProperty('lg');
    }
  });
});

describe('createTheme 自定义主题工厂', () => {
  it('未覆盖时等价于 lightTheme', () => {
    const custom = createTheme({});
    expect(custom.colors.bgPrimary).toBe(lightTheme.colors.bgPrimary);
    expect(custom.spacing).toEqual(lightTheme.spacing);
  });

  it('覆盖 accent 颜色时其他颜色保留', () => {
    const custom = createTheme({ colors: { ...lightTheme.colors, accent: '#FF5722' } });
    expect(custom.colors.accent).toBe('#FF5722');
    expect(custom.colors.bgPrimary).toBe(lightTheme.colors.bgPrimary);  // 保留
    expect(custom.colors.success).toBe(lightTheme.colors.success);      // 保留
  });

  it('覆盖 financial 子对象时深度合并', () => {
    const custom = createTheme({ colors: { ...lightTheme.colors, financial: { ...lightTheme.colors.financial, income: '#000' } } });
    expect(custom.colors.financial.income).toBe('#000');       // 覆盖
    expect(custom.colors.financial.expense).toBe(lightTheme.colors.financial.expense);  // 保留
  });

  it('覆盖 spacing 部分键时其他键保留', () => {
    const custom = createTheme({ spacing: { ...lightTheme.spacing, lg: 32 } });
    expect(custom.spacing.lg).toBe(32);
    expect(custom.spacing.md).toBe(lightTheme.spacing.md);  // 保留
  });
});