diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/jit-test/tests/debug/envChain_frame-eval-with-eval.js | |
parent | Initial commit. (diff) | |
download | firefox-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.js | 74 |
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(); +`); |