module-imported-defer-and-eager.js

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// |reftest| skip module -- import-defer is not supported

// Copyright (C) 2024 Igalia, S.L. All rights reserved.

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

/*---

esid: sec-static-semantics-modulerequests

description: >

  `import defer` by itself does not trigger evaluation of sync modules

info: |

  Static Semantics: ModuleRequests

    ModuleItemList : ModuleItemList ModuleItem

      1. Let _requests_ be ModuleRequests of ModuleItemList.

      1. Let _additionalRequests_ be ModuleRequests of ModuleItem.

      1. For each ModuleRequest Record _mr_ of _additionalRequests_, do

          1. Let _found_ be false.

          1. For each ModuleRequest Record _mr2_ of _requests_, do

              1. If _mr_.[[Specifier]] is _mr2_.[[Specifier]] and _mr_.[[Phase]] is _mr2_.[[Phase]], then

                  1. Assert: _found_ is false.

                  1. Set _found_ to true.

          1. If _found_ is false, then

              1. Append _mr_ to _requests_.

      1. Return _requests_.

  16.2.1.5.3.1 InnerModuleEvaluation ( _module_, _stack_, _index_ )

    1. ...

    1. Let _evaluationList_ be a new empty List.

    1. For each ModuleRequest Record _required_ of _module_.[[RequestedModules]], do

        1. Let _requiredModule_ be GetImportedModule(_module_, _required_.[[Specifier]]).

        1. If _required_.[[Phase]] is ~defer~, then

            i. Let _additionalModules_ be GatherAsynchronousTransitiveDependencies(_requiredModule_).

            ii. For each Module Record _additionalModule_ of _additionalModules_, do

                1. If _evaluationList_ does not contain _additionalModule_, then

                    a. Append _additionalModule_ to _evaluationList_.

        1. Else if _evaluationList_ does not contain _requiredModule_, then

            i. Append _requiredModule_ to _evaluationList_.

    1. ...

    1. For each Module Record _requiredModule_ of _evaluationList_, do

      1. Set _index_ to ? InnerModuleEvaluation(_requiredModule_, _stack_, _index_).

      1. ...

flags: [module]

features: [import-defer]

includes: [compareArray.js]

---*/

import "./setup_FIXTURE.js";

import defer * as ns1 from "./dep-1_FIXTURE.js";

import "./dep-2_FIXTURE.js";

import "./dep-1_FIXTURE.js";

assert.compareArray(globalThis.evaluations, [2, 1.1, 1], "the module is evaluated in the order where it's imported as non-deferred");

reportCompare(0, 0);