update-to-dynamic-import.js (1311B)
1 // |reftest| async 2 // Copyright (C) 2018 Leo Balter. All rights reserved. 3 // This code is governed by the BSD license found in the LICENSE file. 4 /*--- 5 description: > 6 Resolve imports after a binding update 7 esid: sec-finishdynamicimport 8 info: | 9 Runtime Semantics: FinishDynamicImport ( referencingScriptOrModule, specifier, promiseCapability, completion ) 10 11 2. Otherwise, 12 a. Assert: completion is a normal completion and completion.[[Value]] is undefined. 13 b. Let moduleRecord be ! HostResolveImportedModule(referencingScriptOrModule, specifier). 14 c. Assert: Evaluate has already been invoked on moduleRecord and successfully completed. 15 d. Let namespace be GetModuleNamespace(moduleRecord). 16 ... 17 f. Otherwise, perform ! Call(promiseCapability.[[Resolve]], undefined, « namespace.[[Value]] »). 18 flags: [async] 19 features: [dynamic-import] 20 includes: [asyncHelpers.js] 21 ---*/ 22 23 async function fn() { 24 const first = await import('./update-to-dynamic-import_FIXTURE.js'); 25 assert.sameValue(first.x, 'first', 'the other module has not been evaluated yet'); 26 27 const other = await first.default(); 28 29 assert.sameValue(first.x, 'other', 'the other module is only evaluated after calling import()'); 30 assert.sameValue(other.default, 42); 31 } 32 33 asyncTest(fn);