Add m-esr52 at 52.6.0

1 files changed, 55 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/debug/Object-executeInGlobal-04.js b/js/src/jit-test/tests/debug/Object-executeInGlobal-04.js
new file mode 100644
index 000000000..fb8394586
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Object-executeInGlobal-04.js
@@ -0,0 +1,55 @@
+// Debugger.Object.prototype.executeInGlobal: nested evals
+
+var g = newGlobal();
+var dbg = new Debugger;
+var gw = dbg.addDebuggee(g);
+
+assertEq(gw.executeInGlobal("eval('\"Awake\"');").return, "Awake");
+
+// Evaluating non-strict-mode code uses the given global as its variable
+// environment.
+g.x = "Swing Lo Magellan";
+g.y = "The Milk-Eyed Mender";
+assertEq(gw.executeInGlobal("eval('var x = \"A Brief History of Love\"');\n"
+                            + "var y = 'Merriweather Post Pavilion';"
+                            + "x;").return,
+         "A Brief History of Love");
+assertEq(g.x, "A Brief History of Love");
+assertEq(g.y, "Merriweather Post Pavilion");
+
+// As above, but notice that we still create bindings on the global, even
+// when we've interposed a new environment via 'withBindings'.
+g.x = "Swing Lo Magellan";
+g.y = "The Milk-Eyed Mender";
+assertEq(gw.executeInGlobalWithBindings("eval('var x = d1;'); var y = d2; x;",
+                                        { d1: "A Brief History of Love",
+                                          d2: "Merriweather Post Pavilion" }).return,
+         "A Brief History of Love");
+assertEq(g.x, "A Brief History of Love");
+assertEq(g.y, "Merriweather Post Pavilion");
+
+
+// Strict mode code variants of the above:
+
+// Strict mode still lets us create bindings on the global as this is
+// equivalent to executing statements at the global level. But note that
+// setting strict mode means that nested evals get their own call objects.
+g.x = "Swing Lo Magellan";
+g.y = "The Milk-Eyed Mender";
+assertEq(gw.executeInGlobal("\'use strict\';\n"
+                            + "eval('var x = \"A Brief History of Love\"');\n"
+                            + "var y = \"Merriweather Post Pavilion\";"
+                            + "x;").return,
+         "Swing Lo Magellan");
+assertEq(g.x, "Swing Lo Magellan");
+assertEq(g.y, "Merriweather Post Pavilion");
+
+// Introducing a bindings object shouldn't change this behavior.
+g.x = "Swing Lo Magellan";
+g.y = "The Milk-Eyed Mender";
+assertEq(gw.executeInGlobalWithBindings("'use strict'; eval('var x = d1;'); var y = d2; x;",
+                                        { d1: "A Brief History of Love",
+                                          d2: "Merriweather Post Pavilion" }).return,
+         "Swing Lo Magellan");
+assertEq(g.x, "Swing Lo Magellan");
+assertEq(g.y, "Merriweather Post Pavilion");