@include describe('_is-a-css-property-name') {
  @include it('Returns true if input is a property name') {
    @include assert-true(_is-a-css-property-name(margin-left));
    @include assert-true(_is-a-css-property-name(background));
    @include assert-true(_is-a-css-property-name(color));
  }

  @include it('Returns true if input is a prefix property name') {
    @include assert-true(_is-a-css-property-name(-webkit-margin-left));
    @include assert-true(_is-a-css-property-name(-moz-something));
    @include assert-true(_is-a-css-property-name(--some-css-variable));
  }

  @include it('Returns false if input is not a property name') {
    @include assert-false(_is-a-css-property-name(potatoe));
    @include assert-false(_is-a-css-property-name(div));
    @include assert-false(_is-a-css-property-name(body));
  }

  @include it('Returns false if input is not a string') {
    @include assert-false(_is-a-css-property-name((one: two)));
    @include assert-false(_is-a-css-property-name(22));
    @include assert-false(_is-a-css-property-name((one two three)));
  }
}