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Diffstat (limited to 'js/src/tests/test262/language/expressions/class/elements/redeclaration.js')
-rw-r--r-- | js/src/tests/test262/language/expressions/class/elements/redeclaration.js | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/expressions/class/elements/redeclaration.js b/js/src/tests/test262/language/expressions/class/elements/redeclaration.js new file mode 100644 index 0000000000..16252ed8b0 --- /dev/null +++ b/js/src/tests/test262/language/expressions/class/elements/redeclaration.js @@ -0,0 +1,63 @@ +// This file was procedurally generated from the following sources: +// - src/class-elements/redeclaration.case +// - src/class-elements/default/cls-expr.template +/*--- +description: Redeclaration of public fields with the same name (field definitions in a class expression) +esid: prod-FieldDefinition +features: [class-fields-public, computed-property-names, class] +flags: [generated] +includes: [propertyHelper.js, compareArray.js] +info: | + 2.13.2 Runtime Semantics: ClassDefinitionEvaluation + + ... + 30. Set the value of F's [[Fields]] internal slot to fieldRecords. + ... + + 2.14 [[Construct]] ( argumentsList, newTarget) + + ... + 8. If kind is "base", then + ... + b. Let result be InitializeInstanceFields(thisArgument, F). + ... + + 2.9 InitializeInstanceFields ( O, constructor ) + + 3. Let fieldRecords be the value of constructor's [[Fields]] internal slot. + 4. For each item fieldRecord in order from fieldRecords, + a. If fieldRecord.[[static]] is false, then + i. Perform ? DefineField(O, fieldRecord). + +---*/ +var x = []; + + +var C = class { + y = (x.push("a"), "old_value"); + ["y"] = (x.push("b"), "another_value"); + "y" = (x.push("c"), "same_value"); + y = (x.push("d"), "same_value"); +} + +var c = new C(); + +assert( + !Object.prototype.hasOwnProperty.call(C.prototype, "y"), + "y does not appear as an own property on C prototype" +); +assert( + !Object.prototype.hasOwnProperty.call(C, "y"), + "y does not appear as an own property on C constructor" +); + +verifyProperty(c, "y", { + value: "same_value", + enumerable: true, + writable: true, + configurable: true +}); + +assert.compareArray(x, ["a", "b", "c", "d"]); + +reportCompare(0, 0); |