/
default-extractor.test.js
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default-extractor.test.js
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import { html } from './util/run'
import { defaultExtractor } from '../src/lib/defaultExtractor'
const jsExamples = `
document.body.classList.add(["pl-1.5"].join(" "));
document.body.classList.add(['pl-2.5'].join(" "));
`
const jsxExamples = `
<div className={\`overflow-scroll\${conditionIsOpen ? '' : ' hidden'}\`}></div>
<div className={\`\${['pr-1.5'].join(' ')}\`}><div>
<div className={\`\${['pr-2.5', 'pr-3.5'].join(' ')}\`}><div>
<div className={\`\${["pr-4.5"].join(' ')}\`}><div>
<div className={\`\${["pr-5.5", "pr-6.5"].join(' ')}\`}><div>
<div className={\`\${['h-[100px]'].join(' ')}\`}><div>
<div className={\`\${['h-[101px]', 'h-[102px]'].join(' ')}\`}><div>
<div className={\`\${["h-[103px]"].join(' ')}\`}><div>
<div className={\`\${["h-[104px]", "h-[105px]"].join(' ')}\`}><div>
`
const htmlExamples = html`
<div class="font-['some_font',sans-serif]"></div>
<div class='font-["some_font",sans-serif]'></div>
<div class="bg-[url('...')]"></div>
<div class="bg-[url("...")]"></div>
<div class="bg-[url('...'),url('...')]"></div>
<div class="bg-[url("..."),url("...")]"></div>
<div class="content-['hello']"></div>
<div class="content-['hello']']"></div>
<div class="content-["hello"]"></div>
<div class="content-["hello"]"]"></div>
<div class="[content:'hello']"></div>
<div class="[content:"hello"]"></div>
<div class="[content:"hello"]"></div>
<div class="[content:'hello']"></div>
<div class="fill-[#bada55]"></div>
<div class="fill-[#bada55]/50"></div>
<div class="px-1.5"></div>
<div class="uppercase"></div>
<div class="uppercase:"></div>
<div class="hover:font-bold"></div>
<div class="content-['>']"></div>
<div class="[--y:theme(colors.blue.500)]">
<div class="w-[calc(100%-theme('spacing.1'))]">
<div class='w-[calc(100%-theme("spacing.2"))]'>
<script>
let classes01 = ["text-[10px]"]
let classes02 = ["hover:font-bold"]
let classes03 = {"code": "<div class=\"text-sm text-blue-500\"></div>"}
let classes04 = ['text-[11px]']
let classes05 = ['text-[21px]', 'text-[22px]', 'lg:text-[24px]']
let classes06 = ["text-[31px]", "text-[32px]"]
let classes07 = [${'`'}text-[41px]${'`'}, ${'`'}text-[42px]${'`'}]
let classes08 = {"text-[51px]":"text-[52px]"}
let classes09 = {'text-[61px]':'text-[62px]'}
let classes10 = {${'`'}text-[71px]${'`'}:${'`'}text-[72px]${'`'}}
let classes11 = ['hover:']
let classes12 = ['hover:\'abc']
let classes13 = ["lg:text-[4px]"]
let classes14 = ["<div class='hover:test'>"]
let obj = {
lowercase: true,
"normal-case": true,
'ml-0.5': true,
'ml-0.5': true,
'h-[106px]': true,
"h-[107px]": true,
}
let obj2 = {
'h-[108px]': true
}
let obj3 = {
"h-[109px]": true
}
</script>
`
const includes = [
`font-['some_font',sans-serif]`,
`font-["some_font",sans-serif]`,
`bg-[url('...')]`,
`bg-[url("...")]`,
`bg-[url('...'),url('...')]`,
`bg-[url("..."),url("...")]`,
`content-['hello']`,
`content-["hello"]`,
`[content:'hello']`,
`[content:"hello"]`,
`[content:"hello"]`,
`[content:'hello']`,
`fill-[#bada55]`,
`fill-[#bada55]/50`,
`px-1.5`,
`pl-1.5`,
`pl-2.5`,
`pr-1.5`,
`pr-2.5`,
`pr-3.5`,
`pr-4.5`,
`pr-5.5`,
`pr-6.5`,
`ml-0.5`,
`h-[100px]`,
`h-[101px]`,
`h-[102px]`,
`h-[103px]`,
`h-[104px]`,
`h-[105px]`,
`h-[106px]`,
`h-[107px]`,
`h-[108px]`,
`h-[109px]`,
`uppercase`,
`lowercase`,
`normal-case`,
`hover:font-bold`,
`text-sm`,
`text-[10px]`,
`text-[11px]`,
`text-blue-500`,
`text-[21px]`,
`text-[22px]`,
`text-[31px]`,
`text-[32px]`,
`text-[41px]`,
`text-[42px]`,
`text-[51px]`,
`text-[52px]`,
`text-[61px]`,
`text-[62px]`,
`text-[71px]`,
`text-[72px]`,
`lg:text-[4px]`,
`lg:text-[24px]`,
`content-['>']`,
`hover:test`,
`overflow-scroll`,
`[--y:theme(colors.blue.500)]`,
`w-[calc(100%-theme('spacing.1'))]`,
`w-[calc(100%-theme("spacing.2"))]`,
]
const excludes = [
`uppercase:`,
'hover:',
"hover:'abc",
`font-bold`,
`<div class='hover:test'>`,
`test`,
]
test('The default extractor works as expected', async () => {
const extractions = defaultExtractor([jsExamples, jsxExamples, htmlExamples].join('\n').trim())
for (const str of includes) {
expect(extractions).toContain(str)
}
for (const str of excludes) {
expect(extractions).not.toContain(str)
}
})
// Scenarios:
// - In double quoted class attribute
// - In single quoted class attribute
// - Single-quoted as a variable
// - Double-quoted as a variable
// - Single-quoted as first array item
// - Double-quoted as first array item
// - Single-quoted as middle array item
// - Double-quoted as middle array item
// - Single-quoted as last array item
// - Double-quoted as last array item
// - Bare as an object key (with trailing `:`)
// - Quoted as an object key (with trailing `:`)
// - Within a template literal
// - Within a template literal directly before interpolation
// - Within a template literal directly after interpolation
// - JS: ${...}
// - PHP: {$...}
// - Ruby: #{...}
// - Within a string of HTML wrapped in escaped quotes
test('basic utility classes', async () => {
const extractions = defaultExtractor(`
<div class="text-center font-bold px-4 pointer-events-none"></div>
`)
expect(extractions).toContain('text-center')
expect(extractions).toContain('font-bold')
expect(extractions).toContain('px-4')
expect(extractions).toContain('pointer-events-none')
})
test('modifiers with basic utilites', async () => {
const extractions = defaultExtractor(`
<div class="hover:text-center hover:focus:font-bold"></div>
`)
expect(extractions).toContain('hover:text-center')
expect(extractions).toContain('hover:focus:font-bold')
})
test('utilities with dot characters', async () => {
const extractions = defaultExtractor(`
<div class="px-1.5 active:px-2.5 hover:focus:px-3.5"></div>
`)
expect(extractions).toContain('px-1.5')
expect(extractions).toContain('active:px-2.5')
expect(extractions).toContain('hover:focus:px-3.5')
})
test('basic utilities with color opacity modifier', async () => {
const extractions = defaultExtractor(`
<div class="text-red-500/25 hover:text-red-500/50 hover:active:text-red-500/75"></div>
`)
expect(extractions).toContain('text-red-500/25')
expect(extractions).toContain('hover:text-red-500/50')
expect(extractions).toContain('hover:active:text-red-500/75')
})
test('basic arbitrary values', async () => {
const extractions = defaultExtractor(`
<div class="px-[25px] hover:px-[40rem] hover:focus:px-[23vh]"></div>
`)
expect(extractions).toContain('px-[25px]')
expect(extractions).toContain('hover:px-[40rem]')
expect(extractions).toContain('hover:focus:px-[23vh]')
})
test('arbitrary values with color opacity modifier', async () => {
const extractions = defaultExtractor(`
<div class="text-[#bada55]/25 hover:text-[#bada55]/50 hover:active:text-[#bada55]/75"></div>
`)
expect(extractions).toContain('text-[#bada55]/25')
expect(extractions).toContain('hover:text-[#bada55]/50')
expect(extractions).toContain('hover:active:text-[#bada55]/75')
})
test('arbitrary values with spaces', async () => {
const extractions = defaultExtractor(`
<div class="grid-cols-[1fr_200px_3fr] md:grid-cols-[2fr_100px_1fr] open:lg:grid-cols-[3fr_300px_1fr]"></div>
`)
expect(extractions).toContain('grid-cols-[1fr_200px_3fr]')
expect(extractions).toContain('md:grid-cols-[2fr_100px_1fr]')
expect(extractions).toContain('open:lg:grid-cols-[3fr_300px_1fr]')
})
test('arbitrary values with css variables', async () => {
const extractions = defaultExtractor(`
<div class="fill-[var(--my-color)] hover:fill-[var(--my-color-2)] hover:focus:fill-[var(--my-color-3)]"></div>
`)
expect(extractions).toContain('fill-[var(--my-color)]')
expect(extractions).toContain('hover:fill-[var(--my-color-2)]')
expect(extractions).toContain('hover:focus:fill-[var(--my-color-3)]')
})
test('arbitrary values with type hints', async () => {
const extractions = defaultExtractor(`
<div class="text-[color:var(--my-color)] hover:text-[color:var(--my-color-2)] hover:focus:text-[color:var(--my-color-3)]"></div>
`)
expect(extractions).toContain('text-[color:var(--my-color)]')
expect(extractions).toContain('hover:text-[color:var(--my-color-2)]')
expect(extractions).toContain('hover:focus:text-[color:var(--my-color-3)]')
})
test('arbitrary values with single quotes', async () => {
const extractions = defaultExtractor(`
<div class="content-['hello_world'] hover:content-['hello_world_2'] hover:focus:content-['hello_world_3']"></div>
`)
expect(extractions).toContain(`content-['hello_world']`)
expect(extractions).toContain(`hover:content-['hello_world_2']`)
expect(extractions).toContain(`hover:focus:content-['hello_world_3']`)
})
test('arbitrary values with double quotes', async () => {
const extractions = defaultExtractor(`
<div class='content-["hello_world"] hover:content-["hello_world_2"] hover:focus:content-["hello_world_3"]'></div>
`)
expect(extractions).toContain(`content-["hello_world"]`)
expect(extractions).toContain(`hover:content-["hello_world_2"]`)
expect(extractions).toContain(`hover:focus:content-["hello_world_3"]`)
})
test('arbitrary values with some single quoted values', async () => {
const extractions = defaultExtractor(`
<div class="font-['Open_Sans',_system-ui,_sans-serif] hover:font-['Proxima_Nova',_system-ui,_sans-serif] hover:focus:font-['Inter_var',_system-ui,_sans-serif]"></div>
`)
expect(extractions).toContain(`font-['Open_Sans',_system-ui,_sans-serif]`)
expect(extractions).toContain(`hover:font-['Proxima_Nova',_system-ui,_sans-serif]`)
expect(extractions).toContain(`hover:focus:font-['Inter_var',_system-ui,_sans-serif]`)
})
test('arbitrary values with some double quoted values', async () => {
const extractions = defaultExtractor(`
<div class='font-["Open_Sans",_system-ui,_sans-serif] hover:font-["Proxima_Nova",_system-ui,_sans-serif] hover:focus:font-["Inter_var",_system-ui,_sans-serif]'></div>
`)
expect(extractions).toContain(`font-["Open_Sans",_system-ui,_sans-serif]`)
expect(extractions).toContain(`hover:font-["Proxima_Nova",_system-ui,_sans-serif]`)
expect(extractions).toContain(`hover:focus:font-["Inter_var",_system-ui,_sans-serif]`)
})
test('arbitrary values with escaped underscores', async () => {
const extractions = defaultExtractor(`
<div class="content-['hello\\_world'] hover:content-['hello\\_world\\_2'] hover:focus:content-['hello\\_world\\_3']"></div>
`)
expect(extractions).toContain(`content-['hello\\_world']`)
expect(extractions).toContain(`hover:content-['hello\\_world\\_2']`)
expect(extractions).toContain(`hover:focus:content-['hello\\_world\\_3']`)
})
test('basic utilities with arbitrary color opacity modifier', async () => {
const extractions = defaultExtractor(`
<div class="text-red-500/[.25] hover:text-red-500/[.5] hover:active:text-red-500/[.75]"></div>
`)
expect(extractions).toContain('text-red-500/[.25]')
expect(extractions).toContain('hover:text-red-500/[.5]')
expect(extractions).toContain('hover:active:text-red-500/[.75]')
})
test('arbitrary values with arbitrary color opacity modifier', async () => {
const extractions = defaultExtractor(`
<div class="text-[#bada55]/[.25] hover:text-[#bada55]/[.5] hover:active:text-[#bada55]/[.75]"></div>
`)
expect(extractions).toContain('text-[#bada55]/[.25]')
expect(extractions).toContain('hover:text-[#bada55]/[.5]')
expect(extractions).toContain('hover:active:text-[#bada55]/[.75]')
})
test('arbitrary values with angle brackets', async () => {
const extractions = defaultExtractor(`
<div class="content-[>] hover:content-[<] hover:focus:content-[>]"></div>
`)
expect(extractions).toContain(`content-[>]`)
expect(extractions).toContain(`hover:content-[<]`)
expect(extractions).toContain(`hover:focus:content-[>]`)
})
test('arbitrary values with angle brackets in single quotes', async () => {
const extractions = defaultExtractor(`
<div class="content-['>'] hover:content-['<'] hover:focus:content-['>']"></div>
`)
expect(extractions).toContain(`content-['>']`)
expect(extractions).toContain(`hover:content-['<']`)
expect(extractions).toContain(`hover:focus:content-['>']`)
})
test('arbitrary values with angle brackets in double quotes', async () => {
const extractions = defaultExtractor(`
<div class="content-[">"] hover:content-["<"] hover:focus:content-[">"]"></div>
`)
expect(extractions).toContain(`content-[">"]`)
expect(extractions).toContain(`hover:content-["<"]`)
expect(extractions).toContain(`hover:focus:content-[">"]`)
})
test('arbitrary values with theme lookup using quotes', () => {
const extractions = defaultExtractor(`
<p class="[--y:theme('colors.blue.500')] [color:var(--y)]"></p>
`)
expect(extractions).toContain(`[--y:theme('colors.blue.500')]`)
expect(extractions).toContain(`[color:var(--y)]`)
})
test('special characters', async () => {
const extractions = defaultExtractor(`
<div class="<sm:underline md>:font-bold"></div>
`)
expect(extractions).toContain(`<sm:underline`)
expect(extractions).toContain(`md>:font-bold`)
})
test('with single quotes array within template literal', async () => {
const extractions = defaultExtractor(`<div class=\`\${['pr-1.5']}\`></div>`)
expect(extractions).toContain('pr-1.5')
expect(extractions).toContain('pr-1')
})
test('with double quotes array within template literal', async () => {
const extractions = defaultExtractor(`<div class=\`\${["pr-1.5"]}\`></div>`)
expect(extractions).toContain('pr-1.5')
expect(extractions).toContain('pr-1')
})
test('with single quotes array within function', async () => {
const extractions = defaultExtractor(`document.body.classList.add(['pl-1.5'].join(" "));`)
expect(extractions).toContain('pl-1.5')
expect(extractions).toContain('pl-1')
})
test('with double quotes array within function', async () => {
const extractions = defaultExtractor(`document.body.classList.add(["pl-1.5"].join(" "));`)
expect(extractions).toContain('pl-1.5')
expect(extractions).toContain('pl-1')
})