tor-browser

The Tor Browser
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same-line-async-method-literal-names-asi.js (2106B)

      1 // |reftest| async
      2 // This file was procedurally generated from the following sources:
      3 // - src/class-elements/literal-names-asi.case
      4 // - src/class-elements/productions/cls-decl-after-same-line-async-method.template
      5 /*---
      6 description: Literal property names with ASI (field definitions after an async method in the same line)
      7 esid: prod-FieldDefinition
      8 features: [class-fields-public, class, async-functions]
      9 flags: [generated, async]
     10 includes: [propertyHelper.js]
     11 info: |
     12    ClassElement:
     13      ...
     14      FieldDefinition ;
     15 
     16    FieldDefinition:
     17      ClassElementName Initializer_opt
     18 
     19    ClassElementName:
     20      PropertyName
     21 
     22 ---*/
     23 
     24 
     25 class C {
     26  async m() { return 42; } a
     27  b = 42;;
     28  
     29 }
     30 
     31 var c = new C();
     32 
     33 assert(
     34  !Object.prototype.hasOwnProperty.call(c, "m"),
     35  "m doesn't appear as an own property on the C instance"
     36 );
     37 assert.sameValue(c.m, C.prototype.m);
     38 
     39 verifyProperty(C.prototype, "m", {
     40  enumerable: false,
     41  configurable: true,
     42  writable: true,
     43 }, {restore: true});
     44 
     45 c.m().then(function(v) {
     46  assert.sameValue(v, 42);
     47 
     48  function assertions() {
     49    // Cover $DONE handler for async cases.
     50    function $DONE(error) {
     51      if (error) {
     52        throw new Test262Error('Test262:AsyncTestFailure')
     53      }
     54    }
     55    assert(
     56      !Object.prototype.hasOwnProperty.call(C.prototype, "a"),
     57      "a doesn't appear as an own property on C prototype"
     58    );
     59    assert(
     60      !Object.prototype.hasOwnProperty.call(C, "a"),
     61      "a doesn't appear as an own property on C constructor"
     62    );
     63 
     64    verifyProperty(c, "a", {
     65      value: undefined,
     66      enumerable: true,
     67      writable: true,
     68      configurable: true
     69    });
     70 
     71    assert(
     72      !Object.prototype.hasOwnProperty.call(C.prototype, "b"),
     73      "b doesn't appear as an own property on C prototype"
     74    );
     75    assert(
     76      !Object.prototype.hasOwnProperty.call(C, "b"),
     77      "b doesn't appear as an own property on C constructor"
     78    );
     79 
     80    verifyProperty(c, "b", {
     81      value: 42,
     82      enumerable: true,
     83      writable: true,
     84      configurable: true
     85    });
     86  }
     87 
     88  return Promise.resolve(assertions());
     89 }).then($DONE, $DONE);