From 6bf0a5cb5034a7e684dcc3500e841785237ce2dd Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 19:32:43 +0200 Subject: Adding upstream version 1:115.7.0. Signed-off-by: Daniel Baumann --- .../eval-has-lexical-environment.js | 45 ++++++++++++++++++++++ 1 file changed, 45 insertions(+) create mode 100644 js/src/tests/non262/lexical-environment/eval-has-lexical-environment.js (limited to 'js/src/tests/non262/lexical-environment/eval-has-lexical-environment.js') diff --git a/js/src/tests/non262/lexical-environment/eval-has-lexical-environment.js b/js/src/tests/non262/lexical-environment/eval-has-lexical-environment.js new file mode 100644 index 0000000000..16ffb06d19 --- /dev/null +++ b/js/src/tests/non262/lexical-environment/eval-has-lexical-environment.js @@ -0,0 +1,45 @@ +/* + * Any copyright is dedicated to the Public Domain. + * http://creativecommons.org/licenses/publicdomain/ + */ + +var gTestfile = "eval-has-lexical-environment.js" +//----------------------------------------------------------------------------- +var BUGNUMBER = 1193583; +var summary = + "Eval always has a lexical environment"; + +/************** + * BEGIN TEST * + **************/ + +eval(` +let foo = 42; +const kay = foo; +var bar = 84; +function f() { + return foo + kay; +} + `); + +(1, eval)(` +let foo2 = 42; +const kay2 = foo2; +`); + +// Lexical declarations should not have escaped eval. +assertEq(typeof foo, "undefined"); +assertEq(typeof kay, "undefined"); +assertEq(typeof foo2, "undefined"); +assertEq(typeof kay2, "undefined"); + +// Eval'd functions can close over lexical bindings. +assertEq(f(), 84); + +// Var can escape direct eval. +assertEq(bar, 84); + +if (typeof reportCompare === "function") + reportCompare(true, true); + +print("Tests complete"); -- cgit v1.2.3