tabler/core/scss/tests/_mixins-bootstrap.test.scss

// Output tests for the self-contained Bootstrap-layer mixins. These have no
// dependency on project variables, so they are pulled in directly by path.
// `output()` / `expect()` come from the `true` module (injected by the runner).

@use '../mixins/bootstrap/clearfix' as *;
@use '../mixins/bootstrap/visually-hidden' as *;

@include describe('clearfix mixin') {
  @include it('emits a clearing ::after pseudo-element') {
    @include assert() {
      @include output() {
        .t {
          @include clearfix();
        }
      }
      @include expect() {
        .t::after {
          display: block;
          clear: both;
          content: '';
        }
      }
    }
  }
}

@include describe('visually-hidden mixin') {
  @include it('hides the element while keeping it accessible') {
    @include assert() {
      @include output() {
        .t {
          @include visually-hidden();
        }
      }
      @include expect() {
        .t {
          width: 1px !important;
          height: 1px !important;
          padding: 0 !important;
          margin: -1px !important;
          overflow: hidden !important;
          clip: rect(0, 0, 0, 0) !important;
          white-space: nowrap !important;
          border: 0 !important;
        }
        .t:not(caption) {
          position: absolute !important;
        }
        .t * {
          overflow: hidden !important;
        }
      }
    }
  }
}