From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Fri, 19 Apr 2024 02:47:55 +0200 Subject: Adding upstream version 124.0.1. Signed-off-by: Daniel Baumann --- .../tests/debug/Environment-setVariable-12.js | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) create mode 100644 js/src/jit-test/tests/debug/Environment-setVariable-12.js (limited to 'js/src/jit-test/tests/debug/Environment-setVariable-12.js') diff --git a/js/src/jit-test/tests/debug/Environment-setVariable-12.js b/js/src/jit-test/tests/debug/Environment-setVariable-12.js new file mode 100644 index 0000000000..6806ad9196 --- /dev/null +++ b/js/src/jit-test/tests/debug/Environment-setVariable-12.js @@ -0,0 +1,21 @@ +// setVariable can create a new property on a with block's bindings object, if +// it is shadowing an existing property on the prototype chain. + +var g = newGlobal({newCompartment: true}); +var dbg = Debugger(g); +dbg.onDebuggerStatement = function (frame) { + var env = frame.environment.find("x"); + env.setVariable("x", 2); +}; +g.eval("var obj1 = {x: 1}, obj2 = Object.create(obj1), z; with (obj2) { debugger; z = x; }"); +assertEq(g.obj1.x, 1); +assertEq(g.obj2.x, 2); +assertEq(g.z, 2); + +// The property created by setVariable is like the one created by ordinary +// assignment in a with-block. +var desc = Object.getOwnPropertyDescriptor(g.obj2, "x"); +assertEq(desc.configurable, true); +assertEq(desc.enumerable, true); +assertEq(desc.writable, true); +assertEq(desc.value, 2); -- cgit v1.2.3