1 files changed, 17 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/debug/Script-displayName-01.js b/js/src/jit-test/tests/debug/Script-displayName-01.js
new file mode 100644
index 0000000000..02056f7542
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Script-displayName-01.js
@@ -0,0 +1,17 @@
+// Debugger.Script.prototype.displayName
+
+var g = newGlobal({newCompartment: true});
+var dbg = Debugger(g);
+var name;
+dbg.onDebuggerStatement = f => { name = f.callee.script.displayName; };
+
+g.eval("(function f() { debugger; })();");
+assertEq(name, "f");
+g.eval("(function () { debugger; })();");
+assertEq(name, undefined);
+g.eval("Function('debugger;')();");
+assertEq(name, "anonymous");
+g.eval("var f = function() { debugger; }; f()");
+assertEq(name, "f");
+g.eval("var a = {}; a.f = function() { debugger; }; a.f()");
+assertEq(name, "a.f");