/
safelist.test.js
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/
safelist.test.js
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import { run, html, css } from './util/run'
it('should not safelist anything', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.uppercase {
text-transform: uppercase;
}
`)
})
})
it('should safelist strings', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: ['mt-[20px]', 'font-bold', 'text-gray-200', 'hover:underline'],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.mt-\[20px\] {
margin-top: 20px;
}
.font-bold {
font-weight: 700;
}
.uppercase {
text-transform: uppercase;
}
.text-gray-200 {
--tw-text-opacity: 1;
color: rgb(229 231 235 / var(--tw-text-opacity));
}
.hover\:underline:hover {
text-decoration-line: underline;
}
`)
})
})
it('should safelist based on a pattern regex', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: [
{
pattern: /^bg-(red)-(100|200)$/,
variants: ['hover'],
},
],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.bg-red-100 {
--tw-bg-opacity: 1;
background-color: rgb(254 226 226 / var(--tw-bg-opacity));
}
.bg-red-200 {
--tw-bg-opacity: 1;
background-color: rgb(254 202 202 / var(--tw-bg-opacity));
}
.uppercase {
text-transform: uppercase;
}
.hover\:bg-red-100:hover {
--tw-bg-opacity: 1;
background-color: rgb(254 226 226 / var(--tw-bg-opacity));
}
.hover\:bg-red-200:hover {
--tw-bg-opacity: 1;
background-color: rgb(254 202 202 / var(--tw-bg-opacity));
}
`)
})
})
it('should not generate duplicates', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: [
'uppercase',
{
pattern: /^bg-(red)-(100|200)$/,
variants: ['hover'],
},
{
pattern: /^bg-(red)-(100|200)$/,
variants: ['hover'],
},
{
pattern: /^bg-(red)-(100|200)$/,
variants: ['hover'],
},
],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.bg-red-100 {
--tw-bg-opacity: 1;
background-color: rgb(254 226 226 / var(--tw-bg-opacity));
}
.bg-red-200 {
--tw-bg-opacity: 1;
background-color: rgb(254 202 202 / var(--tw-bg-opacity));
}
.uppercase {
text-transform: uppercase;
}
.hover\:bg-red-100:hover {
--tw-bg-opacity: 1;
background-color: rgb(254 226 226 / var(--tw-bg-opacity));
}
.hover\:bg-red-200:hover {
--tw-bg-opacity: 1;
background-color: rgb(254 202 202 / var(--tw-bg-opacity));
}
`)
})
})
it('should safelist when using a custom prefix', () => {
let config = {
prefix: 'tw-',
content: [{ raw: html`<div class="tw-uppercase"></div>` }],
safelist: [
{
pattern: /^tw-bg-red-(100|200)$/g,
},
],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.tw-bg-red-100 {
--tw-bg-opacity: 1;
background-color: rgb(254 226 226 / var(--tw-bg-opacity));
}
.tw-bg-red-200 {
--tw-bg-opacity: 1;
background-color: rgb(254 202 202 / var(--tw-bg-opacity));
}
.tw-uppercase {
text-transform: uppercase;
}
`)
})
})
it('should not safelist when an empty list is provided', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: [],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.uppercase {
text-transform: uppercase;
}
`)
})
})
it('should not safelist when an sparse/holey list is provided', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: [, , ,],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.uppercase {
text-transform: uppercase;
}
`)
})
})
it('should safelist negatives based on a pattern regex', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: [
{
pattern: /^-top-1$/,
variants: ['hover'],
},
],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.-top-1 {
top: -0.25rem;
}
.uppercase {
text-transform: uppercase;
}
.hover\:-top-1:hover {
top: -0.25rem;
}
`)
})
})
it('should safelist negatives based on a pattern regex', () => {
let config = {
content: [{ raw: html`<div class="uppercase"></div>` }],
safelist: [
{
pattern: /^bg-red-(400|500)(\/(40|50))?$/,
variants: ['hover'],
},
{
pattern: /^(fill|ring|text)-red-200\/50$/,
variants: ['hover'],
},
],
}
return run('@tailwind utilities', config).then((result) => {
return expect(result.css).toMatchCss(css`
.bg-red-400 {
--tw-bg-opacity: 1;
background-color: rgb(248 113 113 / var(--tw-bg-opacity));
}
.bg-red-500 {
--tw-bg-opacity: 1;
background-color: rgb(239 68 68 / var(--tw-bg-opacity));
}
.bg-red-400\/40 {
background-color: rgb(248 113 113 / 0.4);
}
.bg-red-400\/50 {
background-color: rgb(248 113 113 / 0.5);
}
.bg-red-500\/40 {
background-color: rgb(239 68 68 / 0.4);
}
.bg-red-500\/50 {
background-color: rgb(239 68 68 / 0.5);
}
.fill-red-200\/50 {
fill: rgb(254 202 202 / 0.5);
}
.uppercase {
text-transform: uppercase;
}
.text-red-200\/50 {
color: rgb(254 202 202 / 0.5);
}
.ring-red-200\/50 {
--tw-ring-color: rgb(254 202 202 / 0.5);
}
.hover\:bg-red-400:hover {
--tw-bg-opacity: 1;
background-color: rgb(248 113 113 / var(--tw-bg-opacity));
}
.hover\:bg-red-500:hover {
--tw-bg-opacity: 1;
background-color: rgb(239 68 68 / var(--tw-bg-opacity));
}
.hover\:bg-red-400\/40:hover {
background-color: rgb(248 113 113 / 0.4);
}
.hover\:bg-red-400\/50:hover {
background-color: rgb(248 113 113 / 0.5);
}
.hover\:bg-red-500\/40:hover {
background-color: rgb(239 68 68 / 0.4);
}
.hover\:bg-red-500\/50:hover {
background-color: rgb(239 68 68 / 0.5);
}
.hover\:fill-red-200\/50:hover {
fill: rgb(254 202 202 / 0.5);
}
.hover\:text-red-200\/50:hover {
color: rgb(254 202 202 / 0.5);
}
.hover\:ring-red-200\/50:hover {
--tw-ring-color: rgb(254 202 202 / 0.5);
}
`)
})
})