refactor: retrofit debug system with latest vscode features and extensions

Author: Xunnamius

babel.config.js

@@ -17,7 +17,7 @@ module.exports = {
     // * Used by Jest and `npm test`
     test: {
       comments: true,
-      sourceMaps: 'both',
+      sourceMaps: process.env.JEST_TRANSPILED ? false : 'inline',
       presets: [
         ['@babel/preset-env', { targets: { node: true } }],
         ['@babel/preset-typescript', { allowDeclareFields: true }]

jest.config.js

@@ -20,9 +20,23 @@ module.exports = {
   // ? Minimum of 2 concurrent tests executed at once; maximum of cpu cores - 1
   maxConcurrency: Math.max(require('node:os').cpus().length - 1, 2),
   verbose: false,
-  testPathIgnorePatterns: ['/node_modules/', '/dist/'],
+  // ! '/.transpiled/' MUST ALWAYS be the last element in this array
+  testPathIgnorePatterns: ['/node_modules/', '/dist/', '/.transpiled/'],
   setupFilesAfterEnv: ['./test/setup.ts'],
   collectCoverageFrom: ['src/**/*.ts?(x)'],
   // ? Make sure jest-haste-map doesn't try to parse and cache fixtures
-  modulePathIgnorePatterns: ['<rootDir>/test/fixtures']
+  modulePathIgnorePatterns: ['/test/fixtures/', '/.transpiled/test/fixtures/']
 };
+
+if (process.env.JEST_TRANSPILED) {
+  module.exports.testPathIgnorePatterns.pop();
+  module.exports.roots = ['<rootDir>/.transpiled/'];
+}
+
+if (process.env.JEST_IGNORE_UNITS) {
+  module.exports.testPathIgnorePatterns.push('unit-.*\\.test\\.ts.*');
+}
+
+if (!process.env.JEST_NO_IGNORE_INTEGRATIONS) {
+  module.exports.testPathIgnorePatterns.push('integration-.*\\.test\\.ts.*');
+}

package.json

@@ -62,12 +62,14 @@
     "list-tasks": "node -e 'console.log(Object.keys(require(\"./package.json\").scripts).join(\"\\n\"))' && (npm run -ws list-tasks --if-present 2>/dev/null || true)",
     "prepare": "node -e \"execa = require('execa'); if(process.env.CI === undefined && (process.env.NODE_ENV === undefined || process.env.NODE_ENV === 'development')) { execa.sync('npx', ['husky', 'install'], { stdout: 'inherit', stderr: 'inherit' }); } else { console.log('skipped installing husky git hooks'); }\"",
     "test": "npm run test:unit --",
-    "test:all": "npx attw --pack . && echo && npm run test:base -- --coverage",
+    "test:all": "JEST_NO_IGNORE_INTEGRATIONS=true npm run test:base -- --coverage",
     "test:base": "NODE_OPTIONS='--no-warnings --experimental-vm-modules' NODE_ENV=test jest",
-    "test:integration": "npm run test:base -- 'integration.*?\\.test\\.tsx?'",
+    "test:integration": "JEST_NO_IGNORE_INTEGRATIONS=true JEST_IGNORE_UNITS=true npm run test:base -- 'integration-.*\\.test\\.ts.*'",
     "test:transpiled": "JEST_TRANSPILED=true npm run test:base --",
     "test:unit": "npm run test:base -- 'unit-.*\\.test\\.tsx?'",
-    "test:update": "npm run test:all -- --updateSnapshot"
+    "test:update": "npm run test:all -- --updateSnapshot",
+    "test:repeat:all": "echo 'Repeating test suite [initializing]...'; (i=0; while [ \"$((( i += 1 ) <= 100 ))\" -ne 0 ]; do sleep 0.1 && echo \"\\r\\033[1A\\033[0KRepeating test suite [run $i/100]...\" && JEST_SILENT_REPORTER_SHOW_WARNINGS=true npx run test:all --reporters=jest-silent-reporter || exit; done) && echo \"All tests passed! Congrats!\"",
+    "test:repeat:unit": "echo 'Repeating test suite [initializing]...'; (i=0; while [ \"$((( i += 1 ) <= 100 ))\" -ne 0 ]; do sleep 0.1 && echo \"\\r\\033[1A\\033[0KRepeating test suite [run $i/100]...\" && JEST_SILENT_REPORTER_SHOW_WARNINGS=true npx run test:unit --reporters=jest-silent-reporter || exit; done) && echo \"All tests passed! Congrats!\""
   },
   "dependencies": {
     "core-js": "^3.35.1",

test/integration/integration-node-interop.test.ts

@@ -2,9 +2,8 @@
 /* eslint-disable jest/no-conditional-in-test, jest/no-conditional-expect */
 
 // * These are tests that ensure babel-plugin-tester works (1) in ESM vs CJS
-// * environments, (2) using modern vs modern-default vs default vs dot-default
-// * import syntax, (3) using main vs pure import specifiers, (4) across all
-// * maintained versions of NodeJS.
+// * environments, (2) using modern import syntax, (3) using main vs pure import
+// * specifiers, (4) across all maintained versions of NodeJS.
 
 import debugFactory from 'debug';
 import mergeWith from 'lodash.mergewith';

test/integration/test-config.ts

@@ -44,7 +44,7 @@ export const IMPORT_SPECIFIERS_UNDER_TEST = ([
 
 /* prettier-ignore */
 export const IMPORT_STYLES_UNDER_TEST = ([
-  'modern',         // ? import { pluginTester } from '...'          (and CJS version)
+  'modern',           // ? import { pluginTester } from '...'          (and CJS version)
   //'modern-default', // ? import { default: pluginTester } from '...' (and CJS version)
   //'default',        // ? import pluginTester from '...'              (and CJS version)
   //'dot-default'     // ? const pluginTester = require('...').default
@@ -54,7 +54,8 @@ export const IMPORT_STYLES_UNDER_TEST = ([
 export const BABEL_VERSIONS_UNDER_TEST = ([
   // * [babel@version, ...otherPackages]
   ['@babel/core@7.11.6'], // ? Current minimum version
-  ['@babel/core@latest']  // ? Latest version
+  ['@babel/core@latest'], // ? Latest version
+  ['@babel/core@next'],   // ? Next version
 ]);
 
 // * [node@version, ...]
@@ -70,7 +71,7 @@ export const NODE_VERSIONS_UNDER_TEST = browserslist('maintained node versions')
 
 export const FRAMEWORKS_UNDER_TEST: FrameworksUnderTest = [
   {
-    frameworkPkg: 'jest@latest',
+    frameworkPkg: 'jest@>=30 || >=30.0.0-alpha.2',
     frameworkArgs: ['jest'],
     tests: [
       { source: assets.invocation, expectations: expectSuccessAndOutput },