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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /js/src/jit-test/tests/debug/Environment-setVariable-15.js
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/debug/Environment-setVariable-15.js')
-rw-r--r--js/src/jit-test/tests/debug/Environment-setVariable-15.js34
1 files changed, 34 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Environment-setVariable-15.js b/js/src/jit-test/tests/debug/Environment-setVariable-15.js
new file mode 100644
index 0000000000..abb8a9687c
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Environment-setVariable-15.js
@@ -0,0 +1,34 @@
+// Debugger.Environment should throw trying to setVariable on a const binding.
+
+load(libdir + "asserts.js");
+
+var g = newGlobal({newCompartment: true});
+var dbg = new Debugger;
+dbg.addDebuggee(g);
+
+dbg.onEnterFrame = (frame) => {
+ frame.onStep = () => {
+ if (frame.environment.getVariable("x") === 42) {
+ assertThrowsInstanceOf(() => frame.environment.setVariable("x", 43), TypeError);
+ assertEq(frame.environment.getVariable("x"), 42);
+ }
+ };
+};
+
+const unaliased = g.parseModule(`
+ const x = 42;
+ assertEq(x, 42);
+`);
+moduleLink(unaliased);
+moduleEvaluate(unaliased);
+
+const aliased = g.parseModule(`
+ const x = 42;
+ assertEq(x, 42);
+
+ function closedOver() {
+ return x;
+ }
+`);
+moduleLink(aliased);
+moduleEvaluate(aliased);