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-rw-r--r--js/src/jit-test/tests/xdr/delazify-findScript-parameterNames.js54
1 files changed, 54 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/xdr/delazify-findScript-parameterNames.js b/js/src/jit-test/tests/xdr/delazify-findScript-parameterNames.js
new file mode 100644
index 0000000000..5ee955a40b
--- /dev/null
+++ b/js/src/jit-test/tests/xdr/delazify-findScript-parameterNames.js
@@ -0,0 +1,54 @@
+function testDelazify(i) {
+ var g = newGlobal({ newCompartment: true });
+ var dbg = new Debugger(g);
+
+ dbg.onDebuggerStatement = (frame) => {
+ var allScripts = dbg.findScripts();
+ var j = 0;
+ for (let script of allScripts) {
+ if (i == -1 || i == j) {
+ // Delazify.
+ try {
+ script.parameterNames;
+ } catch (e) {
+ }
+ }
+ j++;
+ }
+ };
+
+ var cache = cacheEntry(`
+function f(
+ a = (
+ b = (
+ c = function g() {
+ },
+ ) => {
+ },
+ d = (
+ e = (
+ f = (
+ ) => {
+ },
+ ) => {
+ },
+ ) => {
+ },
+ ) => {
+ },
+) {
+}
+debugger;
+`);
+
+ evaluate(cache, { global: g, saveIncrementalBytecode: true });
+ evaluate(cache, { global: g, loadBytecode: true });
+}
+
+// Delazify all.
+testDelazify(-1);
+
+// Delazify specific function and its ancestor.
+for (var i = 0; i < 30; i++) {
+ testDelazify(i);
+}