Add m-esr52 at 52.6.0

1 files changed, 24 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/debug/Frame-this-01.js b/js/src/jit-test/tests/debug/Frame-this-01.js
new file mode 100644
index 000000000..3a610a7c5
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Frame-this-01.js
@@ -0,0 +1,24 @@
+// Frame.prototype.this in strict-mode functions, with primitive values
+
+var g = newGlobal();
+var dbg = new Debugger(g);
+var hits = 0;
+dbg.onDebuggerStatement = function (frame) {
+    hits++;
+    assertEq(frame.this, g.v);
+};
+
+g.eval("function f() { 'use strict'; debugger; }");
+
+g.eval("Boolean.prototype.f = f; v = true; v.f();");
+g.eval("f.call(v);");
+g.eval("Number.prototype.f = f; v = 3.14; v.f();");
+g.eval("f.call(v);");
+g.eval("String.prototype.f = f; v = 'hello'; v.f();");
+g.eval("f.call(v);");
+g.eval("Symbol.prototype.f = f; v = Symbol('world'); v.f();");
+g.eval("f.call(v);");
+g.eval("v = undefined; f.call(v);");
+g.eval("v = null; f.call(v);");
+
+assertEq(hits, 10);