test: esm loader unknown builtin module

PR-URL: #24183 Reviewed-By: James M Snell <[email protected]> Reviewed-By: Gus Caplan <[email protected]> Reviewed-By: Ruben Bridgewater <[email protected]>
nodejs · Nov 13, 2018 · cb4c2dd · cb4c2dd
1 parent 1a86499
commit cb4c2dd
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diff --git a/test/fixtures/es-module-loaders/loader-unknown-builtin-module.mjs b/test/fixtures/es-module-loaders/loader-unknown-builtin-module.mjs
@@ -0,0 +1,6 @@
+export async function resolve(specifier, parent, defaultResolve) {
+  if (specifier === 'unknown-builtin-module') {
+    return { url: 'unknown-builtin-module', format: 'builtin' };
+  }
+  return defaultResolve(specifier, parent);
+}
diff --git a/test/parallel/test-loaders-unknown-builtin-module.mjs b/test/parallel/test-loaders-unknown-builtin-module.mjs
@@ -0,0 +1,12 @@
+// Flags: --experimental-modules --loader ./test/fixtures/es-module-loaders/loader-unknown-builtin-module.mjs
+import { expectsError, mustCall } from '../common';
+import assert from 'assert';
+
+const unknownBuiltinModule = 'unknown-builtin-module';
+
+import(unknownBuiltinModule)
+.then(assert.fail, expectsError({
+  code: 'ERR_UNKNOWN_BUILTIN_MODULE',
+  message: `No such built-in module: ${unknownBuiltinModule}`
+}))
+.then(mustCall());