test: add test for missing dynamic instantiate hook

PR-URL: #21506
Reviewed-By: Benjamin Gruenbaum <benjamingr@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Gus Caplan <me@gus.host>

Author: targos

test/es-module/test-esm-loader-missing-dynamic-instantiate-hook.mjs

@@ -0,0 +1,14 @@
+// Flags: --experimental-modules --loader ./test/fixtures/es-module-loaders/missing-dynamic-instantiate-hook.mjs
+
+import{
+crashOnUnhandledRejection,
+expectsError
+}from'../common';
+
+crashOnUnhandledRejection();
+
+import('test').catch(expectsError({
+code: 'ERR_MISSING_DYNAMIC_INSTANTIATE_HOOK',
+message: 'The ES Module loader may not return a format of \'dynamic\' '+
+'when no dynamicInstantiate function was provided'
+}));

test/fixtures/es-module-loaders/missing-dynamic-instantiate-hook.mjs

@@ -0,0 +1,6 @@
+exportfunctionresolve(specifier,parentModule,defaultResolver){
+if(specifier!=='test'){
+returndefaultResolver(specifier,parentModule);
+}
+return{url: 'file://',format: 'dynamic'};
+}