✅ Add tests for validating we support all core-js modules

Signed-off-by: Ferdinand Thiessen <[email protected]>

Author: susnux

package-lock.json

@@ -53,6 +53,7 @@
   "devDependencies": {
     "@rollup/plugin-typescript": "^11.1.0",
     "@types/jest": "^29.5.0",
+    "core-js": "^3.30.0",
     "jest": "^29.5.0",
     "prettier": "^2.8.6",
     "ts-jest": "^29.0.5",

package.json

@@ -4,7 +4,8 @@
  */
 
 import { parse } from 'acorn'
-import {filterModules} from '../src/analyze'
+import {detectableModules, filterModules} from '../src/analyze'
+import compat from 'core-js-compat';
 
 const parseModule = (code: string) => parse(code, { ecmaVersion: 'latest' })
 test('keep all used', () => {
@@ -45,8 +46,36 @@ test('Can detect errors with cause', () => {
     expect(filterModules(['es.error.cause'], ast0)).toEqual([])
     expect(filterModules(['es.error.cause'], ast)).toEqual(['es.error.cause'])
 })
+
+test.failing('Can detect all ES modules', () => {
+    const ast = parseModule('')
+    expect(
+        filterModules(compat.modules.filter(v => v.startsWith('es.')), ast)
+    ).toBe([
+        // can not detect this
+        'es.error.to-string'
+    ])
+})
+
 // X-Fail as not implemented
 test.failing('Can detect all esnext modules', () => {
     const ast = parseModule('')
     expect(filterModules(compat.modules.filter(v => v.startsWith('esnext.')), ast)).toBe([])
+})
+
+// X-Fail as not implemented
+test.failing('Can detect all web modules', () => {
+    const ast = parseModule('')
+    expect(filterModules(compat.modules.filter(v => v.startsWith('web.')), ast)).toBe([])
+})
+
+test('All modules exist', async () => {
+    let failed = false
+    
+    const all = detectableModules.map(mod => import(`core-js/modules/${mod[0]}.js`))
+    try {
+        await Promise.all(all)
+    } catch(e) {
+        expect(e).toBe('')
+    }
 })