tailwindcss/tests/apply.test.js
Robin Malfait c8bf2d49b6
Disable color opacity plugins by default in the oxide engine (#10618)
* disable color opacity plugins by default for the `oxide` engine

* update tests to reflect this change in the `oxide` engine

* update changelog

* reflect changes in integration tests
2023-02-17 20:21:22 +01:00

2361 lines
55 KiB
JavaScript

import { crosscheck, run, html, css, defaults } from './util/run'
crosscheck(({ stable, oxide }) => {
let sharedHtml = html`
<div class="basic-example"></div>
<div class="class-order"></div>
<div class="with-additional-properties"></div>
<div class="variants"></div>
<div class="only-variants"></div>
<div class="apply-group-variant"></div>
<div class="apply-dark-variant"></div>
<div class="apply-custom-utility"></div>
<div class="multiple selectors"></div>
<div class="multiple-variants selectors-variants"></div>
<div class="multiple-group selectors-group"></div>
<div class="complex-utilities"></div>
<div class="basic-nesting-parent">
<div class="basic-nesting-child"></div>
</div>
<div class="use-base-only-a"></div>
<div class="use-dependant-only-b"></div>
<div class="btn"></div>
<div class="btn-blue"></div>
<div class="recursive-apply-a"></div>
<div class="recursive-apply-b"></div>
<div class="recursive-apply-c"></div>
<div class="use-with-other-properties-base use-with-other-properties-component"></div>
<div class="add-sibling-properties"></div>
<div class="important-modifier"></div>
<div class="important-modifier-variant"></div>
<div class="a b"></div>
<div class="foo"></div>
<div class="bar"></div>
`
test('@apply', () => {
let config = {
darkMode: 'class',
content: [{ raw: sharedHtml }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.basic-example {
@apply rounded-md bg-blue-500 px-4 py-2;
}
.class-order {
@apply p-8 px-3 py-7 pt-4 pr-1;
}
.with-additional-properties {
font-weight: 500;
@apply text-right;
}
.variants {
@apply font-semibold hover:font-bold focus:font-medium lg:font-light xl:focus:font-black;
}
.only-variants {
@apply hover:font-bold focus:font-medium lg:font-light xl:focus:font-black;
}
.apply-group-variant {
@apply group-hover:text-center lg:group-hover:text-left;
}
.apply-dark-variant {
@apply dark:text-center dark:hover:text-right lg:dark:text-left;
}
.apply-custom-utility {
@apply custom-util hover:custom-util lg:custom-util xl:focus:custom-util;
}
.multiple,
.selectors {
@apply rounded-md bg-blue-500 px-4 py-2;
}
.multiple-variants,
.selectors-variants {
@apply hover:text-center active:text-right lg:focus:text-left;
}
.multiple-group,
.selectors-group {
@apply group-hover:text-center lg:group-hover:text-left;
}
.complex-utilities {
@apply ordinal tabular-nums shadow-lg hover:shadow-xl focus:diagonal-fractions;
}
.use-base-only-a {
@apply font-bold;
}
.use-base-only-b {
@apply use-base-only-a font-normal;
}
.use-dependant-only-a {
@apply font-bold;
}
.use-dependant-only-b {
@apply use-dependant-only-a font-normal;
}
.btn {
@apply rounded py-2 px-4 font-bold;
}
.btn-blue {
@apply btn bg-blue-500 text-white hover:bg-blue-700;
}
.recursive-apply-a {
@apply font-black sm:font-thin;
}
.recursive-apply-b {
@apply recursive-apply-a font-semibold md:font-extralight;
}
.recursive-apply-c {
@apply recursive-apply-b font-bold lg:font-light;
}
.use-with-other-properties-base {
color: green;
@apply font-bold;
}
.use-with-other-properties-component {
@apply use-with-other-properties-base;
}
.add-sibling-properties {
padding: 2rem;
@apply px-4 hover:px-2 lg:px-10 xl:focus:px-1;
padding-top: 3px;
@apply use-with-other-properties-base;
}
h1 {
@apply text-2xl sm:text-3xl lg:text-2xl;
}
h2 {
@apply text-2xl;
@apply lg:text-2xl;
@apply sm:text-2xl;
}
.important-modifier {
@apply !rounded-md px-4;
}
.important-modifier-variant {
@apply px-4 hover:!rounded-md;
}
}
@layer utilities {
.custom-util {
custom: stuff;
}
.foo {
@apply animate-spin;
}
.bar {
@apply animate-pulse !important;
}
}
`
return run(input, config).then((result) => {
stable.expect(result.css).toMatchFormattedCss(css`
.basic-example {
--tw-bg-opacity: 1;
background-color: rgb(59 130 246 / var(--tw-bg-opacity));
border-radius: 0.375rem;
padding: 0.5rem 1rem;
}
.class-order {
padding: 1rem 0.25rem 1.75rem 0.75rem;
}
.with-additional-properties {
text-align: right;
font-weight: 500;
}
.variants {
font-weight: 600;
}
.variants:hover {
font-weight: 700;
}
.variants:focus {
font-weight: 500;
}
@media (min-width: 1024px) {
.variants {
font-weight: 300;
}
}
@media (min-width: 1280px) {
.variants:focus {
font-weight: 900;
}
}
.only-variants:hover {
font-weight: 700;
}
.only-variants:focus {
font-weight: 500;
}
@media (min-width: 1024px) {
.only-variants {
font-weight: 300;
}
}
@media (min-width: 1280px) {
.only-variants:focus {
font-weight: 900;
}
}
.group:hover .apply-group-variant {
text-align: center;
}
@media (min-width: 1024px) {
.group:hover .apply-group-variant {
text-align: left;
}
}
.dark .apply-dark-variant {
text-align: center;
}
.dark .apply-dark-variant:hover {
text-align: right;
}
@media (min-width: 1024px) {
.dark .apply-dark-variant {
text-align: left;
}
}
.apply-custom-utility,
.apply-custom-utility:hover {
custom: stuff;
}
@media (min-width: 1024px) {
.apply-custom-utility {
custom: stuff;
}
}
@media (min-width: 1280px) {
.apply-custom-utility:focus {
custom: stuff;
}
}
.multiple,
.selectors {
--tw-bg-opacity: 1;
background-color: rgb(59 130 246 / var(--tw-bg-opacity));
border-radius: 0.375rem;
padding: 0.5rem 1rem;
}
.multiple-variants:hover,
.selectors-variants:hover {
text-align: center;
}
.multiple-variants:active,
.selectors-variants:active {
text-align: right;
}
@media (min-width: 1024px) {
.multiple-variants:focus,
.selectors-variants:focus {
text-align: left;
}
}
.group:hover .multiple-group,
.group:hover .selectors-group {
text-align: center;
}
@media (min-width: 1024px) {
.group:hover .multiple-group,
.group:hover .selectors-group {
text-align: left;
}
}
.complex-utilities {
--tw-ordinal: ordinal;
--tw-numeric-spacing: tabular-nums;
font-variant-numeric: var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure)
var(--tw-numeric-spacing) var(--tw-numeric-fraction);
--tw-shadow: 0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;
--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color),
0 4px 6px -4px var(--tw-shadow-color);
box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000),
var(--tw-shadow);
}
.complex-utilities:hover {
--tw-shadow: 0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;
--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color),
0 8px 10px -6px var(--tw-shadow-color);
box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000),
var(--tw-shadow);
}
.complex-utilities:focus {
--tw-numeric-fraction: diagonal-fractions;
font-variant-numeric: var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure)
var(--tw-numeric-spacing) var(--tw-numeric-fraction);
}
.use-base-only-a {
font-weight: 700;
}
.use-dependant-only-b {
font-weight: 400;
}
.btn {
border-radius: 0.25rem;
padding: 0.5rem 1rem;
font-weight: 700;
}
.btn-blue {
--tw-bg-opacity: 1;
background-color: rgb(59 130 246 / var(--tw-bg-opacity));
--tw-text-opacity: 1;
color: rgb(255 255 255 / var(--tw-text-opacity));
border-radius: 0.25rem;
padding: 0.5rem 1rem;
font-weight: 700;
}
.btn-blue:hover {
--tw-bg-opacity: 1;
background-color: rgb(29 78 216 / var(--tw-bg-opacity));
}
.recursive-apply-a {
font-weight: 900;
}
@media (min-width: 640px) {
.recursive-apply-a {
font-weight: 100;
}
}
.recursive-apply-b {
font-weight: 900;
}
@media (min-width: 640px) {
.recursive-apply-b {
font-weight: 100;
}
}
.recursive-apply-b {
font-weight: 600;
}
@media (min-width: 768px) {
.recursive-apply-b {
font-weight: 200;
}
}
.recursive-apply-c {
font-weight: 900;
}
@media (min-width: 640px) {
.recursive-apply-c {
font-weight: 100;
}
}
.recursive-apply-c {
font-weight: 600;
}
@media (min-width: 768px) {
.recursive-apply-c {
font-weight: 200;
}
}
.recursive-apply-c {
font-weight: 700;
}
@media (min-width: 1024px) {
.recursive-apply-c {
font-weight: 300;
}
}
.use-with-other-properties-base,
.use-with-other-properties-component {
color: green;
font-weight: 700;
}
.add-sibling-properties {
padding: 2rem 1rem;
}
.add-sibling-properties:hover {
padding-left: 0.5rem;
padding-right: 0.5rem;
}
@media (min-width: 1024px) {
.add-sibling-properties {
padding-left: 2.5rem;
padding-right: 2.5rem;
}
}
@media (min-width: 1280px) {
.add-sibling-properties:focus {
padding-left: 0.25rem;
padding-right: 0.25rem;
}
}
.add-sibling-properties {
color: green;
padding-top: 3px;
font-weight: 700;
}
h1 {
font-size: 1.5rem;
line-height: 2rem;
}
@media (min-width: 640px) {
h1 {
font-size: 1.875rem;
line-height: 2.25rem;
}
}
@media (min-width: 1024px) {
h1 {
font-size: 1.5rem;
line-height: 2rem;
}
}
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
@media (min-width: 1024px) {
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
}
@media (min-width: 640px) {
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
}
.important-modifier {
padding-left: 1rem;
padding-right: 1rem;
border-radius: 0.375rem !important;
}
.important-modifier-variant {
padding-left: 1rem;
padding-right: 1rem;
}
.important-modifier-variant:hover {
border-radius: 0.375rem !important;
}
@keyframes spin {
to {
transform: rotate(360deg);
}
}
.foo {
animation: 1s linear infinite spin;
}
@keyframes pulse {
50% {
opacity: 0.5;
}
}
.bar {
animation: 2s cubic-bezier(0.4, 0, 0.6, 1) infinite pulse !important;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.basic-example {
background-color: #3b82f6;
border-radius: 0.375rem;
padding: 0.5rem 1rem;
}
.class-order {
padding: 1rem 0.25rem 1.75rem 0.75rem;
}
.with-additional-properties {
text-align: right;
font-weight: 500;
}
.variants {
font-weight: 600;
}
.variants:hover {
font-weight: 700;
}
.variants:focus {
font-weight: 500;
}
@media (min-width: 1024px) {
.variants {
font-weight: 300;
}
}
@media (min-width: 1280px) {
.variants:focus {
font-weight: 900;
}
}
.only-variants:hover {
font-weight: 700;
}
.only-variants:focus {
font-weight: 500;
}
@media (min-width: 1024px) {
.only-variants {
font-weight: 300;
}
}
@media (min-width: 1280px) {
.only-variants:focus {
font-weight: 900;
}
}
.group:hover .apply-group-variant {
text-align: center;
}
@media (min-width: 1024px) {
.group:hover .apply-group-variant {
text-align: left;
}
}
.dark .apply-dark-variant {
text-align: center;
}
.dark .apply-dark-variant:hover {
text-align: right;
}
@media (min-width: 1024px) {
.dark .apply-dark-variant {
text-align: left;
}
}
.apply-custom-utility,
.apply-custom-utility:hover {
custom: stuff;
}
@media (min-width: 1024px) {
.apply-custom-utility {
custom: stuff;
}
}
@media (min-width: 1280px) {
.apply-custom-utility:focus {
custom: stuff;
}
}
.multiple,
.selectors {
background-color: #3b82f6;
border-radius: 0.375rem;
padding: 0.5rem 1rem;
}
.multiple-variants:hover,
.selectors-variants:hover {
text-align: center;
}
.multiple-variants:active,
.selectors-variants:active {
text-align: right;
}
@media (min-width: 1024px) {
.multiple-variants:focus,
.selectors-variants:focus {
text-align: left;
}
}
.group:hover .multiple-group,
.group:hover .selectors-group {
text-align: center;
}
@media (min-width: 1024px) {
.group:hover .multiple-group,
.group:hover .selectors-group {
text-align: left;
}
}
.complex-utilities {
--tw-ordinal: ordinal;
--tw-numeric-spacing: tabular-nums;
font-variant-numeric: var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure)
var(--tw-numeric-spacing) var(--tw-numeric-fraction);
--tw-shadow: 0 10px 15px -3px #0000001a, 0 4px 6px -4px #0000001a;
--tw-shadow-colored: 0 10px 15px -3px var(--tw-shadow-color),
0 4px 6px -4px var(--tw-shadow-color);
box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000),
var(--tw-shadow);
}
.complex-utilities:hover {
--tw-shadow: 0 20px 25px -5px #0000001a, 0 8px 10px -6px #0000001a;
--tw-shadow-colored: 0 20px 25px -5px var(--tw-shadow-color),
0 8px 10px -6px var(--tw-shadow-color);
box-shadow: var(--tw-ring-offset-shadow, 0 0 #0000), var(--tw-ring-shadow, 0 0 #0000),
var(--tw-shadow);
}
.complex-utilities:focus {
--tw-numeric-fraction: diagonal-fractions;
font-variant-numeric: var(--tw-ordinal) var(--tw-slashed-zero) var(--tw-numeric-figure)
var(--tw-numeric-spacing) var(--tw-numeric-fraction);
}
.use-base-only-a {
font-weight: 700;
}
.use-dependant-only-b {
font-weight: 400;
}
.btn {
border-radius: 0.25rem;
padding: 0.5rem 1rem;
font-weight: 700;
}
.btn-blue {
color: #fff;
background-color: #3b82f6;
border-radius: 0.25rem;
padding: 0.5rem 1rem;
font-weight: 700;
}
.btn-blue:hover {
background-color: #1d4ed8;
}
.recursive-apply-a {
font-weight: 900;
}
@media (min-width: 640px) {
.recursive-apply-a {
font-weight: 100;
}
}
.recursive-apply-b {
font-weight: 900;
}
@media (min-width: 640px) {
.recursive-apply-b {
font-weight: 100;
}
}
.recursive-apply-b {
font-weight: 600;
}
@media (min-width: 768px) {
.recursive-apply-b {
font-weight: 200;
}
}
.recursive-apply-c {
font-weight: 900;
}
@media (min-width: 640px) {
.recursive-apply-c {
font-weight: 100;
}
}
.recursive-apply-c {
font-weight: 600;
}
@media (min-width: 768px) {
.recursive-apply-c {
font-weight: 200;
}
}
.recursive-apply-c {
font-weight: 700;
}
@media (min-width: 1024px) {
.recursive-apply-c {
font-weight: 300;
}
}
.use-with-other-properties-base,
.use-with-other-properties-component {
color: green;
font-weight: 700;
}
.add-sibling-properties {
padding: 2rem 1rem;
}
.add-sibling-properties:hover {
padding-left: 0.5rem;
padding-right: 0.5rem;
}
@media (min-width: 1024px) {
.add-sibling-properties {
padding-left: 2.5rem;
padding-right: 2.5rem;
}
}
@media (min-width: 1280px) {
.add-sibling-properties:focus {
padding-left: 0.25rem;
padding-right: 0.25rem;
}
}
.add-sibling-properties {
color: green;
padding-top: 3px;
font-weight: 700;
}
h1 {
font-size: 1.5rem;
line-height: 2rem;
}
@media (min-width: 640px) {
h1 {
font-size: 1.875rem;
line-height: 2.25rem;
}
}
@media (min-width: 1024px) {
h1 {
font-size: 1.5rem;
line-height: 2rem;
}
}
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
@media (min-width: 1024px) {
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
}
@media (min-width: 640px) {
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
}
.important-modifier {
padding-left: 1rem;
padding-right: 1rem;
border-radius: 0.375rem !important;
}
.important-modifier-variant {
padding-left: 1rem;
padding-right: 1rem;
}
.important-modifier-variant:hover {
border-radius: 0.375rem !important;
}
@keyframes spin {
to {
transform: rotate(360deg);
}
}
.foo {
animation: 1s linear infinite spin;
}
@keyframes pulse {
50% {
opacity: 0.5;
}
}
.bar {
animation: 2s cubic-bezier(0.4, 0, 0.6, 1) infinite pulse !important;
}
`)
})
})
test('@apply error with unknown utility', async () => {
let config = {
darkMode: 'class',
content: [{ raw: sharedHtml }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@apply a-utility-that-does-not-exist;
}
}
`
await expect(run(input, config)).rejects.toThrowError('class does not exist')
})
test('@apply error with nested @screen', async () => {
let config = {
darkMode: 'class',
content: [{ raw: sharedHtml }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@screen md {
@apply text-black;
}
}
}
`
await expect(run(input, config)).rejects.toThrowError(
'@apply is not supported within nested at-rules like @screen'
)
})
test('@apply error with nested @anyatrulehere', async () => {
let config = {
darkMode: 'class',
content: [{ raw: sharedHtml }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@genie {
@apply text-black;
}
}
}
`
await expect(run(input, config)).rejects.toThrowError(
'@apply is not supported within nested at-rules like @genie'
)
})
test('@apply error when using .group utility', async () => {
let config = {
darkMode: 'class',
content: [{ raw: '<div class="foo"></div>' }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@apply group;
}
}
`
await expect(run(input, config)).rejects.toThrowError(
`@apply should not be used with the 'group' utility`
)
})
test('@apply error when using a prefixed .group utility', async () => {
let config = {
prefix: 'tw-',
darkMode: 'class',
content: [{ raw: html`<div class="foo"></div>` }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@apply tw-group;
}
}
`
await expect(run(input, config)).rejects.toThrowError(
`@apply should not be used with the 'tw-group' utility`
)
})
test('@apply error when using .peer utility', async () => {
let config = {
darkMode: 'class',
content: [{ raw: '<div class="foo"></div>' }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@apply peer;
}
}
`
await expect(run(input, config)).rejects.toThrowError(
`@apply should not be used with the 'peer' utility`
)
})
test('@apply error when using a prefixed .peer utility', async () => {
let config = {
prefix: 'tw-',
darkMode: 'class',
content: [{ raw: html`<div class="foo"></div>` }],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
@apply tw-peer;
}
}
`
await expect(run(input, config)).rejects.toThrowError(
`@apply should not be used with the 'tw-peer' utility`
)
})
test('@apply classes from outside a @layer', async () => {
let config = {
content: [{ raw: html`<div class="foo bar baz font-bold"></div>` }],
}
let input = css`
@tailwind components;
@tailwind utilities;
.foo {
@apply font-bold;
}
.bar {
@apply foo text-red-500 hover:text-green-500;
}
.baz {
@apply bar underline;
}
.keep-me-even-though-I-am-not-used-in-content {
color: green;
}
`
await run(input, config).then((result) => {
stable.expect(result.css).toMatchFormattedCss(css`
.font-bold,
.foo {
font-weight: 700;
}
.bar {
--tw-text-opacity: 1;
color: rgb(239 68 68 / var(--tw-text-opacity));
font-weight: 700;
}
.bar:hover {
--tw-text-opacity: 1;
color: rgb(34 197 94 / var(--tw-text-opacity));
}
.baz {
--tw-text-opacity: 1;
color: rgb(239 68 68 / var(--tw-text-opacity));
font-weight: 700;
text-decoration-line: underline;
}
.baz:hover {
--tw-text-opacity: 1;
color: rgb(34 197 94 / var(--tw-text-opacity));
}
.keep-me-even-though-I-am-not-used-in-content {
color: green;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.font-bold,
.foo {
font-weight: 700;
}
.bar {
color: #ef4444;
font-weight: 700;
}
.bar:hover {
color: #22c55e;
}
.baz {
color: #ef4444;
font-weight: 700;
text-decoration-line: underline;
}
.baz:hover {
color: #22c55e;
}
.keep-me-even-though-I-am-not-used-in-content {
color: green;
}
`)
})
})
test('@applying classes from outside a @layer respects the source order', async () => {
let config = {
content: [{ raw: html`<div class="foo bar baz container font-bold"></div>` }],
}
let input = css`
.baz {
@apply bar underline;
}
@tailwind components;
.keep-me-even-though-I-am-not-used-in-content {
color: green;
}
@tailwind utilities;
.foo {
@apply font-bold;
}
.bar {
@apply no-underline;
}
`
await run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.baz {
text-decoration-line: none;
}
.container {
width: 100%;
}
@media (min-width: 640px) {
.container {
max-width: 640px;
}
}
@media (min-width: 768px) {
.container {
max-width: 768px;
}
}
@media (min-width: 1024px) {
.container {
max-width: 1024px;
}
}
@media (min-width: 1280px) {
.container {
max-width: 1280px;
}
}
@media (min-width: 1536px) {
.container {
max-width: 1536px;
}
}
.keep-me-even-though-I-am-not-used-in-content {
color: green;
}
.font-bold,
.foo {
font-weight: 700;
}
.bar {
text-decoration-line: none;
}
`)
})
})
it('should remove duplicate properties when using apply with similar properties', () => {
let config = {
content: [{ raw: 'foo' }],
}
let input = css`
@tailwind utilities;
.foo {
@apply absolute top-1/2 left-1/2 -translate-x-1/2 -translate-y-1/2 transform;
}
`
return run(input, config).then((result) => {
expect(result.css).toMatchFormattedCss(css`
.foo {
--tw-translate-x: -50%;
--tw-translate-y: -50%;
transform: translate(var(--tw-translate-x), var(--tw-translate-y))
rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y))
scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
position: absolute;
top: 50%;
left: 50%;
}
`)
})
})
it('should apply all the definitions of a class', () => {
let config = {
content: [{ raw: html`<div class="foo"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer utilities {
.aspect-w-1 {
position: relative;
}
.aspect-w-1 {
--tw-aspect-w: 1;
}
}
@layer components {
.foo {
@apply aspect-w-1;
}
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.foo {
--tw-aspect-w: 1;
position: relative;
}
`)
})
})
it('should throw when trying to apply a direct circular dependency', () => {
let config = {
content: [{ raw: html`<div class="foo"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo:not(.text-red-500) {
@apply text-red-500;
}
}
`
return run(input, config).catch((err) => {
expect(err.reason).toBe(
'You cannot `@apply` the `text-red-500` utility here because it creates a circular dependency.'
)
})
})
it('should throw when trying to apply an indirect circular dependency', () => {
let config = {
content: [{ raw: html`<div class="a"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.a {
@apply b;
}
.b {
@apply c;
}
.c {
@apply a;
}
}
`
return run(input, config).catch((err) => {
expect(err.reason).toBe(
'You cannot `@apply` the `a` utility here because it creates a circular dependency.'
)
})
})
it('should not throw when the selector is different (but contains the base partially)', () => {
let config = {
content: [{ raw: html`<div class="bg-gray-500"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
.focus\:bg-gray-500 {
@apply bg-gray-500;
}
`
return run(input, config).then((result) => {
stable.expect(result.css).toMatchFormattedCss(css`
.bg-gray-500,
.focus\:bg-gray-500 {
--tw-bg-opacity: 1;
background-color: rgb(107 114 128 / var(--tw-bg-opacity));
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.bg-gray-500,
.focus\:bg-gray-500 {
background-color: #6b7280;
}
`)
})
})
it('should throw when trying to apply an indirect circular dependency with a modifier (1)', () => {
let config = {
content: [{ raw: html`<div class="a"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.a {
@apply b;
}
.b {
@apply c;
}
.c {
@apply hover:a;
}
}
`
return run(input, config).catch((err) => {
expect(err.reason).toBe(
'You cannot `@apply` the `hover:a` utility here because it creates a circular dependency.'
)
})
})
it('should throw when trying to apply an indirect circular dependency with a modifier (2)', () => {
let config = {
content: [{ raw: html`<div class="a"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.a {
@apply b;
}
.b {
@apply hover:c;
}
.c {
@apply a;
}
}
`
return run(input, config).catch((err) => {
expect(err.reason).toBe(
'You cannot `@apply` the `a` utility here because it creates a circular dependency.'
)
})
})
it('should not throw when the circular dependency is part of a different selector (1)', () => {
let config = {
content: [{ raw: html`<div class="c"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
html.dark .a,
.b {
color: red;
}
}
html.dark .c {
@apply b;
}
`
return run(input, config).then((result) => {
expect(result.css).toMatchFormattedCss(css`
html.dark .c {
color: red;
}
`)
})
})
it('should not throw when the circular dependency is part of a different selector (2)', () => {
let config = {
content: [{ raw: html`<div class="c"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
html.dark .a,
.b {
color: red;
}
}
html.dark .c {
@apply hover:b;
}
`
return run(input, config).then((result) => {
expect(result.css).toMatchFormattedCss(css`
html.dark .c:hover {
color: red;
}
`)
})
})
it('should throw when the circular dependency is part of the same selector', () => {
let config = {
content: [{ raw: html`<div class="c"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
html.dark .a,
html.dark .b {
color: red;
}
}
html.dark .c {
@apply hover:b;
}
`
return run(input, config).catch((err) => {
expect(err.reason).toBe(
'You cannot `@apply` the `hover:b` utility here because it creates a circular dependency.'
)
})
})
it('rules with vendor prefixes are still separate when optimizing defaults rules', () => {
let config = {
experimental: { optimizeUniversalDefaults: true },
content: [{ raw: html`<div class="border"></div>` }],
corePlugins: { preflight: false },
}
let input = css`
@tailwind base;
@tailwind components;
@tailwind utilities;
@layer components {
input[type='range']::-moz-range-thumb {
@apply border;
}
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
input[type='range']::-moz-range-thumb {
border-width: 1px;
}
.border {
border-width: 1px;
}
`)
})
})
it('should be possible to apply user css', () => {
let config = {
content: [{ raw: html`<div></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
.foo {
color: red;
}
.bar {
@apply foo;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.foo,
.bar {
color: red;
}
`)
})
})
it('should not be possible to apply user css with variants', () => {
let config = {
content: [{ raw: html`<div></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
.foo {
color: red;
}
.bar {
@apply hover:foo;
}
`
return run(input, config).catch((err) => {
expect(err.reason).toBe(
'The `hover:foo` class does not exist. If `hover:foo` is a custom class, make sure it is defined within a `@layer` directive.'
)
})
})
it('should not apply unrelated siblings when applying something from within atrules', () => {
let config = {
content: [{ raw: html`<div class="foo bar something-unrelated"></div>` }],
plugins: [],
}
let input = css`
@tailwind components;
@tailwind utilities;
@layer components {
.foo {
font-weight: bold;
@apply bar;
}
.bar {
color: green;
}
@supports (a: b) {
.bar {
color: blue;
}
.something-unrelated {
color: red;
}
}
}
`
return run(input, config).then((result) => {
expect(result.css).toMatchFormattedCss(css`
.foo {
color: green;
font-weight: bold;
}
@supports (a: b) {
.foo {
color: #00f;
}
}
.bar {
color: green;
}
@supports (a: b) {
.bar {
color: #00f;
}
.something-unrelated {
color: red;
}
}
`)
})
})
it('should be possible to apply user css without tailwind directives', () => {
let config = {
content: [{ raw: html`<div class="foo"></div>` }],
plugins: [],
}
let input = css`
.bop {
color: red;
}
.bar {
background-color: blue;
}
.foo {
@apply bar bop absolute;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.bop {
color: red;
}
.bar {
background-color: #00f;
}
.foo {
color: red;
background-color: #00f;
position: absolute;
}
`)
})
})
it('should be possible to apply a class from another rule with multiple selectors (2 classes)', () => {
let config = {
content: [{ raw: html`<div class="c"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
.a,
.b {
@apply underline;
}
.c {
@apply b;
}
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.c {
text-decoration-line: underline;
}
`)
})
})
it('should be possible to apply a class from another rule with multiple selectors (1 class, 1 tag)', () => {
let config = {
content: [{ raw: html`<div class="c"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
span,
.b {
@apply underline;
}
.c {
@apply b;
}
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
span,
.b,
.c {
text-decoration-line: underline;
}
`)
})
})
it('should be possible to apply a class from another rule with multiple selectors (1 class, 1 id)', () => {
let config = {
content: [{ raw: html`<div class="c"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
#a,
.b {
@apply underline;
}
.c {
@apply b;
}
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
#a,
.b,
.c {
text-decoration-line: underline;
}
`)
})
})
describe('multiple instances', () => {
it('should be possible to apply multiple "instances" of the same class', () => {
let config = {
content: [{ raw: html`` }],
plugins: [],
corePlugins: { preflight: false },
}
let input = css`
.a {
@apply b;
}
.b {
@apply uppercase;
}
.b {
color: red;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.a,
.b {
text-transform: uppercase;
color: red;
}
`)
})
})
it('should be possible to apply a combination of multiple "instances" of the same class', () => {
let config = {
content: [{ raw: html`` }],
plugins: [],
corePlugins: { preflight: false },
}
let input = css`
.a {
@apply b;
}
.b {
@apply uppercase;
color: red;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.a,
.b {
text-transform: uppercase;
color: red;
}
`)
})
})
it('should generate the same output, even if it was used in a @layer', () => {
let config = {
content: [{ raw: html`<div class="a b"></div>` }],
plugins: [],
corePlugins: { preflight: false },
}
let input = css`
@tailwind components;
@layer components {
.a {
@apply b;
}
.b {
@apply uppercase;
color: red;
}
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.a,
.b {
text-transform: uppercase;
color: red;
}
`)
})
})
it('should be possible to apply a combination of multiple "instances" of the same class (defined in a layer)', () => {
let config = {
content: [{ raw: html`<div class="a b"></div>` }],
plugins: [],
corePlugins: { preflight: false },
}
let input = css`
@tailwind components;
@layer components {
.a {
color: red;
@apply b;
color: blue;
}
.b {
@apply text-green-500;
text-decoration: underline;
}
}
`
return run(input, config).then((result) => {
stable.expect(result.css).toMatchFormattedCss(css`
.a {
color: red;
--tw-text-opacity: 1;
color: rgb(34 197 94 / var(--tw-text-opacity));
color: #00f;
text-decoration: underline;
}
.b {
--tw-text-opacity: 1;
color: rgb(34 197 94 / var(--tw-text-opacity));
text-decoration: underline;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.a {
color: red;
color: #22c55e;
color: #00f;
text-decoration: underline;
}
.b {
color: #22c55e;
text-decoration: underline;
}
`)
})
})
it('should properly maintain the order', () => {
let config = {
content: [{ raw: html`` }],
plugins: [],
corePlugins: { preflight: false },
}
let input = css`
h2 {
@apply text-xl;
@apply lg:text-3xl;
@apply sm:text-2xl;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
h2 {
font-size: 1.25rem;
line-height: 1.75rem;
}
@media (min-width: 1024px) {
h2 {
font-size: 1.875rem;
line-height: 2.25rem;
}
}
@media (min-width: 640px) {
h2 {
font-size: 1.5rem;
line-height: 2rem;
}
}
`)
})
})
})
it('apply can emit defaults in isolated environments without @tailwind directives', () => {
let config = {
experimental: { optimizeUniversalDefaults: true },
content: [{ raw: html`<div class="foo"></div>` }],
}
let input = css`
.foo {
@apply focus:rotate-90;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
.foo:focus {
--tw-rotate: 90deg;
transform: translate(var(--tw-translate-x), var(--tw-translate-y))
rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y))
scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
`)
})
})
it('apply does not emit defaults in isolated environments without optimizeUniversalDefaults', () => {
let config = {
experimental: { optimizeUniversalDefaults: false },
content: [{ raw: html`<div class="foo"></div>` }],
corePlugins: { preflight: false },
}
let input = css`
@tailwind base;
.foo {
@apply focus:rotate-90;
}
`
return run(input, config).then((result) => {
return expect(result.css).toMatchFormattedCss(css`
${defaults}
.foo:focus {
--tw-rotate: 90deg;
transform: translate(var(--tw-translate-x), var(--tw-translate-y))
rotate(var(--tw-rotate)) skewX(var(--tw-skew-x)) skewY(var(--tw-skew-y))
scaleX(var(--tw-scale-x)) scaleY(var(--tw-scale-y));
}
`)
})
})
it('should work outside of layer', async () => {
let config = {
content: [{ raw: html`<div class="input-text"></div>` }],
corePlugins: { preflight: false },
}
let input = css`
.input-text {
@apply bg-white;
background-color: red;
}
`
let result
result = await run(input, config)
stable.expect(result.css).toMatchFormattedCss(css`
.input-text {
--tw-bg-opacity: 1;
background-color: rgb(255 255 255 / var(--tw-bg-opacity));
background-color: red;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.input-text {
background-color: red;
}
`)
result = await run(input, config)
stable.expect(result.css).toMatchFormattedCss(css`
.input-text {
--tw-bg-opacity: 1;
background-color: rgb(255 255 255 / var(--tw-bg-opacity));
background-color: red;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.input-text {
background-color: red;
}
`)
})
it('should work in layer', async () => {
let config = {
content: [{ raw: html`<div class="input-text"></div>` }],
corePlugins: { preflight: false },
}
let input = css`
@tailwind components;
@layer components {
.input-text {
@apply bg-white;
background-color: red;
}
}
`
await run(input, config)
const result = await run(input, config)
stable.expect(result.css).toMatchFormattedCss(css`
.input-text {
--tw-bg-opacity: 1;
background-color: rgb(255 255 255 / var(--tw-bg-opacity));
background-color: red;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.input-text {
background-color: red;
}
`)
})
it('apply partitioning works with media queries', async () => {
let config = {
content: [{ raw: html`` }],
corePlugins: { preflight: false },
}
let input = css`
@tailwind base;
@layer base {
html,
body {
@apply text-green-600;
font-size: 1rem;
}
@media print {
html,
body {
@apply text-red-600;
font-size: 2rem;
}
}
}
`
await run(input, config)
const result = await run(input, config)
stable.expect(result.css).toMatchFormattedCss(css`
html,
body {
--tw-text-opacity: 1;
color: rgb(22 163 74 / var(--tw-text-opacity));
font-size: 1rem;
}
@media print {
html,
body {
--tw-text-opacity: 1;
color: rgb(220 38 38 / var(--tw-text-opacity));
font-size: 2rem;
}
}
${defaults}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
html,
body {
color: #16a34a;
font-size: 1rem;
}
@media print {
html,
body {
color: #dc2626;
font-size: 2rem;
}
}
${defaults}
`)
})
it('should be possible to use apply in plugins', async () => {
let config = {
content: [{ raw: html`<div class="a b"></div>` }],
corePlugins: { preflight: false },
plugins: [
function ({ addComponents }) {
addComponents({
'.a': {
color: 'red',
},
'.b': {
'@apply a': {},
color: 'blue',
},
})
},
],
}
return run('@tailwind components', config).then((result) => {
expect(result.css).toMatchFormattedCss(css`
.a {
color: red;
}
.b {
color: red;
color: #00f;
}
`)
})
})
it('should apply using the updated user CSS when the source has changed', async () => {
let config = {
content: [{ raw: html`<div></div>` }],
plugins: [],
}
let inputBefore = css`
.foo {
color: green;
}
.bar {
@apply foo;
}
`
let inputAfter = css`
.foo {
color: red;
}
.bar {
@apply foo;
}
`
let result = await run(inputBefore, config)
expect(result.css).toMatchFormattedCss(css`
.foo,
.bar {
color: green;
}
`)
result = await run(inputAfter, config)
expect(result.css).toMatchFormattedCss(css`
.foo,
.bar {
color: red;
}
`)
})
it('apply + layer utilities + selector variants (like group) + important selector', async () => {
let config = {
important: '#myselector',
content: [{ raw: html`<div class="custom-utility"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
.custom-utility {
@apply font-normal group-hover:underline;
}
}
`
let result = await run(input, config)
expect(result.css).toMatchFormattedCss(css`
#myselector .custom-utility {
font-weight: 400;
}
#myselector .group:hover .custom-utility {
text-decoration-line: underline;
}
`)
})
it('apply + user CSS + selector variants (like group) + important selector (1)', async () => {
let config = {
important: '#myselector',
content: [{ raw: html`<div class="custom-utility"></div>` }],
plugins: [],
}
let input = css`
.custom-utility {
@apply font-normal group-hover:underline;
}
`
let result = await run(input, config)
expect(result.css).toMatchFormattedCss(css`
.custom-utility {
font-weight: 400;
}
.group:hover .custom-utility {
text-decoration-line: underline;
}
`)
})
it('apply + user CSS + selector variants (like group) + important selector (2)', async () => {
let config = {
important: '#myselector',
content: [{ raw: html`<div class="custom-utility"></div>` }],
plugins: [],
}
let input = css`
#myselector .custom-utility {
@apply font-normal group-hover:underline;
}
`
let result = await run(input, config)
expect(result.css).toMatchFormattedCss(css`
#myselector .custom-utility {
font-weight: 400;
}
.group:hover #myselector .custom-utility {
text-decoration-line: underline;
}
`)
})
it('can apply user utilities that start with a dash', async () => {
let config = {
content: [{ raw: html`<div class="foo-1 -foo-1 new-class"></div>` }],
plugins: [],
}
let input = css`
@tailwind utilities;
@layer utilities {
.foo-1 {
margin: 10px;
}
.-foo-1 {
margin: -15px;
}
.new-class {
@apply -foo-1;
}
}
`
let result = await run(input, config)
expect(result.css).toMatchFormattedCss(css`
.foo-1 {
margin: 10px;
}
.-foo-1,
.new-class {
margin: -15px;
}
`)
})
it('can apply joined classes when using elements', async () => {
let config = {
content: [{ raw: html`<div class="foo-1 -foo-1 new-class"></div>` }],
plugins: [],
}
let input = css`
.foo.bar {
color: red;
}
.bar.foo {
color: green;
}
header:nth-of-type(odd) {
@apply foo;
}
header::after {
@apply foo;
}
main {
@apply foo bar;
}
footer {
@apply bar;
}
`
let result = await run(input, config)
expect(result.css).toMatchFormattedCss(css`
.foo.bar {
color: red;
}
.bar.foo {
color: green;
}
header:nth-of-type(2n + 1).bar {
color: red;
}
header.bar:nth-of-type(2n + 1) {
color: green;
}
header.bar:after,
main.bar,
main.foo,
footer.foo {
color: red;
color: green;
}
`)
})
it('should not replace multiple instances of the same class in a single selector', async () => {
// NOTE: This test is non-normative and is not part of the spec of how `@apply` works per-se
// It describes how it currently works because the "correct" way produces a combinatorial explosion
// of selectors that is not easily doable
let config = {
content: [{ raw: html`<div class="foo-1 -foo-1 new-class"></div>` }],
plugins: [],
}
let input = css`
.foo + .foo {
color: blue;
}
.bar + .bar {
color: fuchsia;
}
header {
@apply foo;
}
main {
@apply foo bar;
}
footer {
@apply bar;
}
`
let result = await run(input, config)
expect(result.css).toMatchFormattedCss(css`
.foo + .foo {
color: #00f;
}
.bar + .bar {
color: #f0f;
}
header + .foo,
main + .foo {
color: #00f;
}
main + .bar,
footer + .bar {
color: #f0f;
}
`)
})
it('should maintain the correct selector when applying other utilities', () => {
let config = {
content: [
{
raw: html`
<div>
<div class="check"></div>
</div>
`,
},
],
}
let input = css`
@tailwind utilities;
.foo:hover.bar .baz {
@apply bg-black;
color: red;
}
.foo:hover.bar > .baz {
@apply bg-black;
color: red;
}
`
return run(input, config).then((result) => {
stable.expect(result.css).toMatchFormattedCss(css`
.foo:hover.bar .baz,
.foo:hover.bar > .baz {
--tw-bg-opacity: 1;
background-color: rgb(0 0 0 / var(--tw-bg-opacity));
color: red;
}
`)
oxide.expect(result.css).toMatchFormattedCss(css`
.foo:hover.bar .baz,
.foo:hover.bar > .baz {
color: red;
background-color: #000;
}
`)
})
})
})