lhs-assign-operator-assign-expr.js (1371B)
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 Dynamic Import receives an AssignmentExpression (LHS Expr AssignmentOperator AssignmentExpression) 7 esid: prod-ImportCall 8 info: | 9 ImportCall [Yield]: 10 import ( AssignmentExpression[+In, ?Yield] ) 11 12 AssignmentExpression[In, Yield, Await]: 13 ConditionalExpression[?In, ?Yield, ?Await] 14 [+Yield]YieldExpression[?In, ?Await] 15 ArrowFunction[?In, ?Yield, ?Await] 16 AsyncArrowFunction[?In, ?Yield, ?Await] 17 LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await] 18 LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await] 19 flags: [async] 20 features: [dynamic-import] 21 includes: [asyncHelpers.js] 22 ---*/ 23 24 let x = './module-code'; 25 let y = './module-code'; 26 27 const a = '_FIXTURE.js'; 28 const b = '-other_FIXTURE.js'; 29 30 async function fn() { 31 const ns1 = await import(x += a); // import('./module-code_FIXTURE.js') 32 33 assert.sameValue(ns1.local1, 'Test262'); 34 assert.sameValue(ns1.default, 42); 35 36 const ns2 = await import(y += b); // import('./module-code-other_FIXTURE.js') 37 38 assert.sameValue(ns2.local1, 'one six one two'); 39 assert.sameValue(ns2.default, 1612); 40 } 41 42 asyncTest(fn);