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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-a-eval-global-existing-non-enumerable-global-init.js | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-a-eval-global-existing-non-enumerable-global-init.js b/js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-a-eval-global-existing-non-enumerable-global-init.js new file mode 100644 index 0000000000..d307ae71ca --- /dev/null +++ b/js/src/tests/test262/annexB/language/eval-code/direct/global-if-decl-else-decl-a-eval-global-existing-non-enumerable-global-init.js @@ -0,0 +1,52 @@ +// This file was procedurally generated from the following sources: +// - src/annex-b-fns/eval-global-existing-non-enumerable-global-init.case +// - src/annex-b-fns/eval-global/direct-if-decl-else-decl-a.template +/*--- +description: Variable binding is left in place by legacy function hoisting. CreateGlobalVariableBinding leaves the binding as non-enumerable even if it has the chance to change it to be enumerable. (IfStatement with a declaration in both statement positions in eval code) +esid: sec-functiondeclarations-in-ifstatement-statement-clauses +flags: [generated, noStrict] +includes: [fnGlobalObject.js, propertyHelper.js] +info: | + The following rules for IfStatement augment those in 13.6: + + IfStatement[Yield, Return]: + if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else Statement[?Yield, ?Return] + if ( Expression[In, ?Yield] ) Statement[?Yield, ?Return] else FunctionDeclaration[?Yield] + if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] else FunctionDeclaration[?Yield] + if ( Expression[In, ?Yield] ) FunctionDeclaration[?Yield] + + + B.3.3.3 Changes to EvalDeclarationInstantiation + + [...] + i. If varEnvRec is a global Environment Record, then + i. Perform ? varEnvRec.CreateGlobalVarBinding(F, true). + [...] + +---*/ +Object.defineProperty(fnGlobalObject(), 'f', { + value: 'x', + enumerable: false, + writable: true, + configurable: true +}); + +eval( + 'var global = fnGlobalObject();\ + assert.sameValue(f, "x", "binding is not reinitialized");\ + \ + verifyProperty(global, "f", {\ + enumerable: false,\ + writable: true,\ + configurable: true\ + }, { restore: true });if (true) function f() { } else function _f() {}' +); + +assert.sameValue(typeof f, "function"); +verifyProperty(global, 'f', { + enumerable: false, + writable: true, + configurable: true +}); + +reportCompare(0, 0); |