chore: fix error assertions (#264)

* chore: fix error assertions

* organize a bit

* remove test

Author: brc-dd

test/Errors.test.js

@@ -1,68 +1,70 @@
 const { describe, test } = require('node:test')
-const { match } = require('node:assert')
+const { rejects } = require('node:assert')
 
 const postcssrc = require('../src/index.js')
 
-test('Loading Config - {Error}', () => {
-  return postcssrc({}, 'test/err').catch(err => {
-    match(err.message, /^No PostCSS Config found in: (.*)$/)
+describe('Loading Config - {Error}', () => {
+  test('Missing Directory', () => {
+    return rejects(() => postcssrc({}, 'ghostDir'), {
+      message: /^No PostCSS Config found in: (.*)$/
+    })
+  })
+
+  test('TS - Syntax', () => {
+    return rejects(() => postcssrc({}, 'test/err/ts'), {
+      message: /^(Transform failed|ParseError)/
+    })
   })
 })
 
 describe('Loading Plugins - {Error}', () => {
   test('Plugin - {Type} - Invalid', () => {
-    return postcssrc({}, 'test/err/plugins').catch(err => {
-      match(err.message, /^Invalid PostCSS Plugin found at: (.*)\n\n\(@.*\)$/)
+    return rejects(() => postcssrc({}, 'test/err/plugins'), {
+      message: /^Invalid PostCSS Plugin found at: (.*)\n\n\(@.*\)$/
     })
   })
 
   test('Plugin - {Object}', () => {
-    return postcssrc({}, 'test/err/plugins/object').catch(err => {
-      match(err.message, /^Loading PostCSS Plugin failed: .*$/m)
+    return rejects(() => postcssrc({}, 'test/err/plugins/object'), {
+      message: /^Loading PostCSS Plugin failed: .*$/m
     })
   })
 
   test('Plugin - {Object} - Options', () => {
-    return postcssrc({}, 'test/err/plugins/object/options').catch(err => {
-      match(err.message, /^Loading PostCSS Plugin failed: .*$/m)
+    return rejects(() => postcssrc({}, 'test/err/plugins/object/options'), {
+      message: /^Loading PostCSS Plugin failed: .*$/m
     })
   })
 
   test('Plugin - {Array}', () => {
-    return postcssrc({}, 'test/err/plugins/array').catch(err => {
-      match(err.message, /^Cannot find (.*)$/m)
+    return rejects(() => postcssrc({}, 'test/err/plugins/array'), {
+      message: /^Cannot find (.*)$/m
     })
   })
 
   test('Plugin - {Array} - Options', () => {
-    return postcssrc({}, 'test/err/plugins/array/options').catch(err => {
-      match(err.message, /^Cannot find (.*)$/m)
+    return rejects(() => postcssrc({}, 'test/err/plugins/array/options'), {
+      message: /^Cannot find (.*)$/m
     })
   })
 })
 
 describe('Loading Options - {Error}', () => {
   test('Parser - {String}', () => {
-    return postcssrc({}, 'test/err/options/parser').catch(err => {
-      match(err.message, /^Loading PostCSS Parser failed: .*$/m)
+    return rejects(() => postcssrc({}, 'test/err/options/parser'), {
+      message: /^Loading PostCSS Parser failed: .*$/m
     })
   })
 
   test('Syntax - {String}', () => {
-    return postcssrc({}, 'test/err/options/syntax').catch(err => {
-      match(err.message, /^Loading PostCSS Syntax failed: .*$/m)
+    return rejects(() => postcssrc({}, 'test/err/options/syntax'), {
+      message: /^Loading PostCSS Syntax failed: .*$/m
     })
   })
 
   test('Stringifier - {String}', () => {
-    return postcssrc({}, 'test/err/options/stringifier').catch(err => {
-      match(err.message, /^Loading PostCSS Stringifier failed: .*$/m)
+    return rejects(() => postcssrc({}, 'test/err/options/stringifier'), {
+      message: /^Loading PostCSS Stringifier failed: .*$/m
     })
   })
 })
-
-test('Loading TS Config - {Error} - Syntax', () => {
-  return postcssrc({}, 'test/err/ts').catch(err => {
-    match(err.message, /^(Transform failed|ParseError)/)
-  })
-})

test/rc.test.js

@@ -54,12 +54,3 @@ test('.postcssrc - {Object} - Process SSS', () => {
       })
   })
 })
-
-describe('Load Config Error', () => {
-  test('no config found error', () => {
-    return postcssrc({}, 'ghostDir')
-    .catch(error => {
-      equal(error.message.startsWith("No PostCSS Config found in:"), true)
-    })
-  })
-})