tailwindcss/tests/plugins/divide.test.js

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

crosscheck(({ stable, oxide }) => {
  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) => {
      stable.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)));
        }
      `)

      oxide.expect(result.css).toMatchCss(css`
        ${defaults}
        .divide-x > :not([hidden]) ~ :not([hidden]) {
          --tw-divide-x-reverse: 0;
          border-inline-end-width: calc(1px * var(--tw-divide-x-reverse));
          border-inline-start-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;
        }
      `)
    })
  })
})