diff options
Diffstat (limited to 'js/src/tests/test262/language/eval-code/direct/var-env-func-init-local-new-delete.js')
-rw-r--r-- | js/src/tests/test262/language/eval-code/direct/var-env-func-init-local-new-delete.js | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/eval-code/direct/var-env-func-init-local-new-delete.js b/js/src/tests/test262/language/eval-code/direct/var-env-func-init-local-new-delete.js new file mode 100644 index 0000000000..c29c8ec1e6 --- /dev/null +++ b/js/src/tests/test262/language/eval-code/direct/var-env-func-init-local-new-delete.js @@ -0,0 +1,34 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-evaldeclarationinstantiation +description: Newly-created local binding may be deleted +info: | + [...] + 15. For each production f in functionsToInitialize, do + a. Let fn be the sole element of the BoundNames of f. + b. Let fo be the result of performing InstantiateFunctionObject for f + with argument lexEnv. + c. If varEnvRec is a global Environment Record, then + [...] + d. Else, + i. Let bindingExists be varEnvRec.HasBinding(fn). + ii. If bindingExists is false, then + 1. Let status be ! varEnvRec.CreateMutableBinding(fn, true). + 2. Assert: status is not an abrupt completion because of + validation preceding step 12. + 3. Perform ! varEnvRec.InitializeBinding(fn, fo). + [...] +flags: [noStrict] +---*/ + +var initial, postDeletion; +(function() { + eval('initial = f; delete f; postDeletion = function() { f; }; function f() { return 33; }'); +}()); + +assert.sameValue(typeof initial, 'function'); +assert.sameValue(initial(), 33); +assert.throws(ReferenceError, postDeletion, 'binding may be deleted'); + +reportCompare(0, 0); |