Move from Jest to uvu

Author: ai

index.test.js

@@ -1,224 +1,226 @@
+let { equal, throws } = require('uvu/assert')
+let { test } = require('uvu')
 let postcss = require('postcss')
 
 let plugin = require('./')
 
-function run (input, output, opts) {
+function run(input, output, opts) {
   let result = postcss([plugin(opts)]).process(input, { from: '/test.css' })
-  expect(result.css).toEqual(output)
-  expect(result.warnings()).toHaveLength(0)
+  equal(result.css, output)
+  equal(result.warnings().length, 0)
 }
 
-it('unwraps rule inside rule', () => {
+test('unwraps rule inside rule', () => {
   run(
     'a { a: 1 } a { a: 1; b { b: 2; c { c: 3 } } }',
     'a { a: 1 } a { a: 1; } a b { b: 2; } a b c { c: 3 }'
   )
 })
 
-it('cleans rules after unwrap', () => {
+test('cleans rules after unwrap', () => {
   run('a { b .one {} b .two {} }', 'a b .one {} a b .two {}')
 })
 
-it('preserve empty rules if preserveEmpty is set to true', () => {
+test('preserve empty rules if preserveEmpty is set to true', () => {
   run('a { b .one {} b .two {} }', 'a { } a b .one {} a b .two {}', {
     preserveEmpty: true
   })
 })
 
-it('hoists at-root', () => {
+test('hoists at-root', () => {
   run('a { & {} @at-root { b {} } }', 'a {} b {}')
 })
 
-it('at-root short hand', () => {
+test('at-root short hand', () => {
   run('a { & {} @at-root b { } }', 'a {} b {}')
 })
 
-it('replaces ampersand', () => {
+test('replaces ampersand', () => {
   run('a { body &:hover b {} }', 'body a:hover b {}')
 })
 
-it('replaces ampersands', () => {
+test('replaces ampersands', () => {
   run('a { &:hover, &:active {} }', 'a:hover, a:active {}')
 })
 
-it('replaces ampersand in string', () => {
+test('replaces ampersand in string', () => {
   run('.block { &_elem {} }', '.block_elem {}')
 })
 
-it('unwrap rules inside at-rules', () => {
+test('unwrap rules inside at-rules', () => {
   run(
     '@media (max-width: 500px) { a { b {} } }',
     '@media (max-width: 500px) { a b {} }'
   )
 })
 
-it('unwraps at-rule', () => {
+test('unwraps at-rule', () => {
   run(
     'a { b { @media screen { width: auto } } }',
     '@media screen {a b { width: auto } }'
   )
 })
 
-it('unwraps at-rule with rules', () => {
+test('unwraps at-rule with rules', () => {
   run(
     'a { @media screen { b { color: black } } }',
     '@media screen { a b { color: black } }'
   )
 })
 
-it('unwraps font-face to top level css', () => {
+test('unwraps font-face to top level css', () => {
   run(
     '.a { @font-face { font-family:font; src:url() format("woff"); } }',
     '@font-face { font-family:font; src:url() format("woff"); }'
   )
 })
 
-it('unwraps multiple fonts to top level css', () => {
+test('unwraps multiple fonts to top level css', () => {
   run(
     '.a { @font-face { font-family:f1; } @font-face { font-family:f2; }}',
     '@font-face { font-family:f1; } @font-face { font-family:f2; }'
   )
 })
 
-it('unwraps at-rules', () => {
+test('unwraps at-rules', () => {
   run(
     'a { a: 1 } a { @media screen { @supports (a: 1) { a: 1 } } }',
     'a { a: 1 } @media screen { @supports (a: 1) { a { a: 1 } } }'
   )
 })
 
-it('unwraps at-rules with interleaved properties', () => {
+test('unwraps at-rules with interleaved properties', () => {
   run(
     'a { a: 1 } a { color: red; @media screen { @supports (a: 1) { a: 1 } } background: green }',
     'a { a: 1 } a { color: red; } @media screen { @supports (a: 1) { a { a: 1 } } } a { background: green }'
   )
 })
 
-it('does not move custom at-rules', () => {
+test('does not move custom at-rules', () => {
   run(
     '.one { @mixin test; } .two { @media screen { @mixin test; } } .three { @media screen { @mixin test { color: black } } } .four { @phone { color: black } }',
     '.one { @mixin test; } @media screen { .two { @mixin test } } @media screen { .three { @mixin test { color: black } } } @phone { .four { color: black } }',
     { bubble: ['phone'] }
   )
 })
 
-it('does not move custom at-rules placed under nested bubbling ones', () => {
+test('does not move custom at-rules placed under nested bubbling ones', () => {
   run(
     '.one { @supports (color: black) { @media screen { @mixin test; } } } .two { @supports (color: black) { @media screen { @mixin test { color: black } } } }',
     '@supports (color: black) { @media screen {.one { @mixin test } } } @supports (color: black) { @media screen { .two { @mixin test { color: black } } } }'
   )
 })
 
-it('supports bubble option with at-name', () => {
+test('supports bubble option with at-name', () => {
   run('a { @phone { color: black } }', '@phone {a { color: black } }', {
     bubble: ['@phone']
   })
 })
 
-it('unwraps keyframes', () => {
+test('unwraps keyframes', () => {
   run(
     'a { color: white; @keyframes name { to { color: black } } }',
     'a { color: white; } @keyframes name { to { color: black } }'
   )
 })
 
-it('supports unwrap option with at-name', () => {
+test('supports unwrap option with at-name', () => {
   run('a { @phone { color: black } }', '@phone { color: black }', {
     unwrap: ['@phone']
   })
 })
 
-it('processes comma', () => {
+test('processes comma', () => {
   run('.one, .two { a {} }', '.one a, .two a {}')
 })
 
-it('processes comma with ampersand', () => {
+test('processes comma with ampersand', () => {
   run('.one, .two { &:hover {} }', '.one:hover, .two:hover {}')
 })
 
-it('processes comma inside', () => {
+test('processes comma inside', () => {
   run('a, b { .one, .two {} }', 'a .one, a .two, b .one, b .two {}')
 })
 
-it('clears empty selector after comma', () => {
+test('clears empty selector after comma', () => {
   run('a, b { .one, .two, {} }', 'a .one, a .two, b .one, b .two {}')
 })
 
-it('moves comment with rule', () => {
+test('moves comment with rule', () => {
   run('a { /*B*/ b {} }', '/*B*/ a b {}')
 })
 
-it('moves comment with at-rule', () => {
+test('moves comment with at-rule', () => {
   run('a { /*B*/ @media { one: 1 } }', '/*B*/ @media {a { one: 1 } }')
 })
 
-it('moves comment with declaration', () => {
+test('moves comment with declaration', () => {
   run('a { @media { /*B*/ one: 1 } }', '@media {a { /*B*/ one: 1 } }')
 })
 
-it('saves order of rules', () => {
+test('saves order of rules', () => {
   run('.one { & .two {} & .tree {} }', '.one .two {} .one .tree {}')
 })
 
-it('copies rule for declarations after nested rule', () => {
+test('copies rule for declarations after nested rule', () => {
   run(
     'a { a: 1; &b { b: 2 } c: 1; &c { d: 5 } e: 6 } c { f: 1 }',
     'a { a: 1; } ab { b: 2 } a { c: 1; } ac { d: 5 } a { e: 6; } c { f: 1 }'
   )
 })
 
-it('copies rule for declarations after nested rule and before at-rule', () => {
+test('copies rule for declarations after nested rule and before at-rule', () => {
   run(
     'a { &b { a: 1 } b: 2; @media { c: 3 } }',
     'ab { a: 1 } a { b: 2 } @media {a { c: 3 } }'
   )
 })
 
-it('does not replace ampersand inside string', () => {
+test('does not replace ampersand inside string', () => {
   run(
     'div { &[data-category="sound & vision"] {} }',
     'div[data-category="sound & vision"] {}'
   )
 })
 
-it('replaces ampersand in adjacent sibling selector', () => {
+test('replaces ampersand in adjacent sibling selector', () => {
   run('div { & + & {} }', 'div + div {}')
 })
 
-it('replaces ampersands in not selector', () => {
+test('replaces ampersands in not selector', () => {
   run('.a { &:not(&.no) {} }', '.a:not(.a.no) {}')
 })
 
-it('correctly replaces tail ampersands', () => {
+test('correctly replaces tail ampersands', () => {
   run('.a { .b & {} }', '.b .a {}')
 })
 
-it('correctly replaces tail ampersands that are nested further down', () => {
+test('correctly replaces tail ampersands that are nested further down', () => {
   run('.a { .b { .c & {} } }', '.c .a .b {}')
 })
 
-it('correctly replaces tail ampersands that are nested inside ampersand rules', () => {
+test('correctly replaces tail ampersands that are nested inside ampersand rules', () => {
   run('.a { &:hover { .b { .c & {} } } }', '.c .a:hover .b {}')
 })
 
-it('preserves child order when replacing tail ampersands', () => {
+test('preserves child order when replacing tail ampersands', () => {
   run(
     '.a { color: red; .first {} @mixinFirst; .b & {} @mixinLast; .last {} }',
     '.a { color: red; } .a .first {} .a { @mixinFirst; } .b .a {} .a { @mixinLast; } .a .last {}'
   )
 })
 
-it('handles :host selector case', () => {
+test('handles :host selector case', () => {
   run(':host { &(:focus) {} }', ':host(:focus) {}')
 })
 
-it('works with other visitors', () => {
+test('works with other visitors', () => {
   let css = 'a{b{color:red}@mixin;}'
   let mixinPlugin = () => {
     return {
       postcssPlugin: 'mixin',
       AtRule: {
-        mixin (node) {
+        mixin(node) {
           node.replaceWith('.in{.deep{color:blue}}')
         }
       }
@@ -228,16 +230,16 @@ it('works with other visitors', () => {
   let out = postcss([plugin, mixinPlugin]).process(css, {
     from: undefined
   }).css
-  expect(out).toEqual('a b{color:red}a .in .deep{color:blue}')
+  equal(out, 'a b{color:red}a .in .deep{color:blue}')
 })
 
-it('works with other visitors #2', () => {
+test('works with other visitors #2', () => {
   let css = 'a { @mixin; b {color:red} }'
   let mixinPlugin = () => {
     return {
       postcssPlugin: 'mixin',
       AtRule: {
-        mixin (node) {
+        mixin(node) {
           node.replaceWith('.in { .deep {color:blue} }')
         }
       }
@@ -247,30 +249,32 @@ it('works with other visitors #2', () => {
   let out = postcss([plugin, mixinPlugin]).process(css, {
     from: undefined
   }).css
-  expect(out).toEqual('a .in .deep {color:blue} a b {color:red}')
+  equal(out, 'a .in .deep {color:blue} a b {color:red}')
 })
 
-it('shows clear errors on missed semicolon', () => {
+test('shows clear errors on missed semicolon', () => {
   let css = 'a{\n  color: black\n  @mixin b { }\n}\n'
-  expect(() => {
+  throws(() => {
     css = postcss([plugin]).process(css, { from: undefined }).css
-  }).toThrow('2:3: Missed semicolon')
+  }, '2:3: Missed semicolon')
 })
 
-it('shows clear errors on other errors', () => {
+test('shows clear errors on other errors', () => {
   let css = 'a{\n  -Option/root { }\n}\n'
-  expect(() => {
+  throws(() => {
     css = postcss([plugin]).process(css, { from: undefined }).css
-  }).toThrow(':2:3: Unexpected')
+  }, ':2:3: Unexpected')
 })
 
-it('third level dependencies', () => {
+test('third level dependencies', () => {
   run(
     '.text {&:hover{border-color: red;&:before{color: red;}}}',
     '.text:hover{border-color: red;}.text:hover:before{color: red;}'
   )
 })
 
-it('third level dependencies #2', () => {
+test('third level dependencies #2', () => {
   run('.selector{:global{h2{color:pink}}}', '.selector :global h2{color:pink}')
 })
+
+test.run()

package.json

@@ -10,8 +10,8 @@
     "nested"
   ],
   "scripts": {
-    "unit": "jest",
-    "test": "jest --coverage && eslint ."
+    "unit": "uvu . '\\.test\\.js$'",
+    "test": "c8 pnpm unit && eslint ."
   },
   "author": "Andrey Sitnik <[email protected]>",
   "license": "MIT",
@@ -31,15 +31,16 @@
   },
   "devDependencies": {
     "@logux/eslint-config": "^46.1.1",
+    "c8": "^7.11.0",
     "clean-publish": "^3.4.4",
     "eslint": "^8.5.0",
     "eslint-config-standard": "^16.0.3",
     "eslint-plugin-import": "^2.25.3",
     "eslint-plugin-node": "^11.1.0",
     "eslint-plugin-prefer-let": "^3.0.1",
     "eslint-plugin-promise": "^6.0.0",
-    "jest": "^27.4.5",
-    "postcss": "^8.4.5"
+    "postcss": "^8.4.5",
+    "uvu": "^0.5.2"
   },
   "prettier": {
     "arrowParens": "avoid",
@@ -50,21 +51,16 @@
     "trailingComma": "none"
   },
   "eslintConfig": {
-    "extends": "@logux/eslint-config",
-    "rules": {
-      "unicorn/better-regex": "off"
-    },
-    "globals": {
-      "it": "readonly",
-      "expect": "readonly"
-    }
+    "extends": "@logux/eslint-config"
   },
-  "jest": {
-    "testEnvironment": "node",
-    "coverageThreshold": {
-      "global": {
-        "statements": 100
-      }
-    }
+  "c8": {
+    "exclude": [
+      "**/*.test.*"
+    ],
+    "lines": 100,
+    "check-coverage": true
+  },
+  "clean-publish": {
+    "cleanDocs": true
   }
 }