tailwindcss/tests/plugins/divide.test.js

import { run, html, css, defaults } from '../util/run'

it('should add the divide styles for divide-y and a default border color', () => {
  let config = {
    content: [{ raw: html`<div class="divide-y"></div>` }],
    corePlugins: { preflight: false },
  }

  return run('@tailwind base; @tailwind utilities;', config).then((result) => {
    expect(result.css).toMatchCss(css`
      ${defaults}

      .divide-y > :not([hidden]) ~ :not([hidden]) {
        --tw-divide-y-reverse: 0;
        border-top-width: calc(1px * calc(1 - var(--tw-divide-y-reverse)));
        border-bottom-width: calc(1px * var(--tw-divide-y-reverse));
      }
    `)
  })
})

it('should add the divide styles for divide-x and a default border color', () => {
  let config = {
    content: [{ raw: html`<div class="divide-x"></div>` }],
    corePlugins: { preflight: false },
  }

  return run('@tailwind base; @tailwind utilities;', config).then((result) => {
    expect(result.css).toMatchCss(css`
      ${defaults}
      .divide-x > :not([hidden]) ~ :not([hidden]) {
        --tw-divide-x-reverse: 0;
        border-right-width: calc(1px * var(--tw-divide-x-reverse));
        border-left-width: calc(1px * calc(1 - var(--tw-divide-x-reverse)));
      }
    `)
  })
})

it('should add the divide styles for divide-y-reverse and a default border color', () => {
  let config = {
    content: [{ raw: html`<div class="divide-y-reverse"></div>` }],
    corePlugins: { preflight: false },
  }

  return run('@tailwind base; @tailwind utilities;', config).then((result) => {
    expect(result.css).toMatchCss(css`
      ${defaults}
      .divide-y-reverse > :not([hidden]) ~ :not([hidden]) {
        --tw-divide-y-reverse: 1;
      }
    `)
  })
})

it('should add the divide styles for divide-x-reverse and a default border color', () => {
  let config = {
    content: [{ raw: html`<div class="divide-x-reverse"></div>` }],
    corePlugins: { preflight: false },
  }

  return run('@tailwind base; @tailwind utilities;', config).then((result) => {
    expect(result.css).toMatchCss(css`
      ${defaults}
      .divide-x-reverse > :not([hidden]) ~ :not([hidden]) {
        --tw-divide-x-reverse: 1;
      }
    `)
  })
})

it('should only inject the base styles once if we use divide and border at the same time', () => {
  let config = {
    content: [{ raw: html`<div class="divide-y border-r"></div>` }],
    corePlugins: { preflight: false },
  }

  return run('@tailwind base; @tailwind utilities;', config).then((result) => {
    expect(result.css).toMatchCss(css`
      ${defaults}
      .divide-y > :not([hidden]) ~ :not([hidden]) {
        --tw-divide-y-reverse: 0;
        border-top-width: calc(1px * calc(1 - var(--tw-divide-y-reverse)));
        border-bottom-width: calc(1px * var(--tw-divide-y-reverse));
      }
      .border-r {
        border-right-width: 1px;
      }
    `)
  })
})