yield-assign-expr.js

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// |reftest| async

// Copyright (C) 2018 Leo Balter. All rights reserved.

// This code is governed by the BSD license found in the LICENSE file.

/*---

description: >

    Dynamic Import receives an AssignmentExpression (yield [no LineTerminator here] AssignmentExpression)

esid: prod-ImportCall

info: |

    ImportCall [Yield]:

        import ( AssignmentExpression[+In, ?Yield] )

    AssignmentExpression[In, Yield, Await]:

        ConditionalExpression[?In, ?Yield, ?Await]

        [+Yield]YieldExpression[?In, ?Await]

        ArrowFunction[?In, ?Yield, ?Await]

        AsyncArrowFunction[?In, ?Yield, ?Await]

        LeftHandSideExpression[?Yield, ?Await] = AssignmentExpression[?In, ?Yield, ?Await]

        LeftHandSideExpression[?Yield, ?Await] AssignmentOperator AssignmentExpression[?In, ?Yield, ?Await]

flags: [async]

features: [dynamic-import]

includes: [asyncHelpers.js]

---*/

const a = './module-code_FIXTURE.js';

const b = './module-code-other_FIXTURE.js';

function *g() {

    return import(yield 42);

async function fn() {

    let iter = g();

    assert.sameValue(iter.next().value, 42);

    const ns1 = await iter.next(a).value; // import('./module-code_FIXTURE.js')

    assert.sameValue(ns1.local1, 'Test262');

    assert.sameValue(ns1.default, 42);

    iter = g();

    assert.sameValue(iter.next().value, 42);

    const ns2 = await iter.next(b).value; // import('./module-code-other_FIXTURE.js')

    assert.sameValue(ns2.local1, 'one six one two');

    assert.sameValue(ns2.default, 1612);

asyncTest(fn);