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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/envChain_frame-eval-with-eval.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/envChain_frame-eval-with-eval.js')
-rw-r--r--js/src/jit-test/tests/debug/envChain_frame-eval-with-eval.js74
1 files changed, 74 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/envChain_frame-eval-with-eval.js b/js/src/jit-test/tests/debug/envChain_frame-eval-with-eval.js
new file mode 100644
index 0000000000..166231aff8
--- /dev/null
+++ b/js/src/jit-test/tests/debug/envChain_frame-eval-with-eval.js
@@ -0,0 +1,74 @@
+// Verify the environment chain for Debugger.Frame described in
+// js/src/vm/EnvironmentObject.h.
+
+const g = newGlobal({ newCompartment: true });
+const dbg = Debugger(g);
+
+dbg.onEnterFrame = frame => {
+ if (frame.script.displayName !== "target") {
+ return;
+ }
+ dbg.onEnterFrame = () => {};
+
+ const envs = JSON.parse(frame.eval(`
+// Put direct eval to de-optimize lexical.
+eval("");
+var qualified = 10;
+unqualified = 20;
+let lexical = 30;
+this.prop = 40;
+
+const envs = [];
+let env = getInnerMostEnvironmentObject();
+while (env) {
+ envs.push({
+ type: getEnvironmentObjectType(env) || "*global*",
+ qualified: !!Object.getOwnPropertyDescriptor(env, "qualified"),
+ unqualified: !!Object.getOwnPropertyDescriptor(env, "unqualified"),
+ lexical: !!Object.getOwnPropertyDescriptor(env, "lexical"),
+ prop: !!Object.getOwnPropertyDescriptor(env, "prop"),
+ });
+
+ env = getEnclosingEnvironmentObject(env);
+}
+JSON.stringify(envs);
+`).return);
+
+ assertEq(envs.length, 4);
+
+ let i = 0, env;
+
+ env = envs[i]; i++;
+ assertEq(env.type, "BlockLexicalEnvironmentObject");
+ assertEq(env.qualified, false);
+ assertEq(env.unqualified, false);
+ assertEq(env.lexical, true, "lexical must live in the BlockLexicalEnvironmentObject");
+ assertEq(env.prop, false);
+
+ env = envs[i]; i++;
+ assertEq(env.type, "[DebugProxy] CallObject");
+ assertEq(env.qualified, true, "qualified var must live in the CallObject");
+ assertEq(env.unqualified, false);
+ assertEq(env.lexical, false);
+ assertEq(env.prop, false);
+
+ env = envs[i]; i++;
+ assertEq(env.type, "[DebugProxy] GlobalLexicalEnvironmentObject");
+ assertEq(env.qualified, false);
+ assertEq(env.unqualified, false);
+ assertEq(env.lexical, false);
+ assertEq(env.prop, false);
+
+ env = envs[i]; i++;
+ assertEq(env.type, "*global*");
+ assertEq(env.qualified, false);
+ assertEq(env.unqualified, true, "unqualified name must live in the global");
+ assertEq(env.lexical, false);
+ assertEq(env.prop, true, "this property must live in the global");
+};
+
+g.eval(`
+function target() {
+}
+target();
+`);