Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 114 insertions, 0 deletions

diff --git a/js/src/jit-test/tests/debug/Debugger-debuggees-18.js b/js/src/jit-test/tests/debug/Debugger-debuggees-18.js
new file mode 100644
index 0000000000..a4aa94ed54
--- /dev/null
+++ b/js/src/jit-test/tests/debug/Debugger-debuggees-18.js
@@ -0,0 +1,114 @@
+// Debugger.prototype.{addDebuggee,hasDebuggee,removeDebuggee} recognize globals
+// regardless of how they are specified.
+
+var dbg = new Debugger;
+
+// Assert that dbg's debuggees are exactly the set passed as arguments.
+// The arguments are assumed to be Debugger.Object instances referring to
+// globals without wrappers --- which is the sort returned by addDebuggee.
+function assertDebuggees(...expected) {
+  print("assertDebuggees([" + expected.map((g) => g.toSource()) + "])");
+  var debuggees = dbg.getDebuggees();
+  assertEq(expected.length, debuggees.length);
+  for (let g of expected)
+    assertEq(debuggees.indexOf(g) != -1, true);
+}
+
+var g1 = newGlobal({newCompartment: true}); g1.toSource = function () { return "[global g1]"; };
+var g2 = newGlobal({newCompartment: true}); g2.toSource = function () { return "[global g2]"; };
+
+assertDebuggees();
+
+// Produce every possible way to designate g1, for us to play with.
+// Globals can be designated by any of the following:
+//
+// - "CCW": a Cross-Compartment Wrapper (CCW) of a global object
+// - "D.O": a Debugger.Object whose referent is a global object
+// - "D.O of CCW": a Debugger.Object whose referent is a CCW of a
+//   global object, where the CCW can be securely unwrapped
+//
+// There's no direct "G", since globals are always in their own
+// compartments, never the debugger's; if we ever viewed them directly,
+// that would be a compartment violation.
+
+// "dg1" means "Debugger.Object referring (directly) to g1".
+var dg1 = dbg.addDebuggee(g1);
+dg1.toSource = function() { return "[Debugger.Object for global g1]"; };
+assertEq(dg1.unwrap(), dg1);
+assertDebuggees(dg1);
+
+// We need to add g2 as a debuggee; that's the only way to get a D.O referring
+// to it without a wrapper.
+var dg2 = dbg.addDebuggee(g2);
+dg2.toSource = function() { return "[Debugger.Object for global g2]"; };
+assertEq(dg2.unwrap(), dg2);
+assertDebuggees(dg1, dg2);
+
+// "dwg1" means "Debugger.Object referring to CCW of g1".
+var dwg1 = dg2.makeDebuggeeValue(g1);
+assertEq(dwg1.unwrap(), dg1.makeDebuggeeValue(g1));
+dwg1.toSource = function() { return "[Debugger.Object for CCW of WindowProxy of g1]"; };
+
+assertDebuggees(dg1, dg2);
+assertEq(dbg.removeDebuggee(g1), undefined);
+assertEq(dbg.removeDebuggee(g2), undefined);
+assertDebuggees();
+
+// Systematically cover all the single-global possibilities:
+//
+//  | added as    | designated as | addDebuggee | hasDebuggee | removeDebuggee |
+//  |-------------+---------------+-------------+-------------+----------------|
+//  | (not added) | CCW           | X           | X           | X              |
+//  |             | D.O           | X           | X           | X              |
+//  |             | D.O of CCW    | X           | X           | X              |
+//  |-------------+---------------+-------------+-------------+----------------|
+//  | CCW         | CCW           | X           | X           | X              |
+//  |             | D.O           | X           | X           | X              |
+//  |             | D.O of CCW    | X           | X           | X              |
+//  |-------------+---------------+-------------+-------------+----------------|
+//  | D.O         | CCW           | X           | X           | X              |
+//  |             | D.O           | X           | X           | X              |
+//  |             | D.O of CCW    | X           | X           | X              |
+//  |-------------+---------------+-------------+-------------+----------------|
+//  | D.O of CCW  | CCW           | X           | X           | X              |
+//  |             | D.O           | X           | X           | X              |
+//  |             | D.O of CCW    | X           | X           | X              |
+
+// Cover the "(not added)" section of the table, other than "addDebuggee":
+assertEq(dbg.hasDebuggee(g1), false);
+assertEq(dbg.hasDebuggee(dg1), false);
+assertEq(dbg.hasDebuggee(dwg1), false);
+
+assertEq(dbg.removeDebuggee(g1), undefined); assertDebuggees();
+assertEq(dbg.removeDebuggee(dg1), undefined); assertDebuggees();
+assertEq(dbg.removeDebuggee(dwg1), undefined); assertDebuggees();
+
+// Try all operations adding the debuggee using |addAs|, and operating on it
+// using |designateAs|, thereby covering one row of the table (outside the '(not
+// added)' section), and one case in the '(not added)', 'designated as' section.
+//
+// |Direct| should be the Debugger.Object referring directly to the debuggee
+// global, for checking the results from addDebuggee and getDebuggees.
+function combo(addAs, designateAs, direct) {
+  print("combo(" + JSON.stringify(addAs) + ", " + JSON.stringify(designateAs) + ")");
+  assertDebuggees();
+  assertEq(dbg.addDebuggee(addAs), direct);
+  assertDebuggees(direct);
+  assertEq(dbg.addDebuggee(designateAs), direct);
+  assertDebuggees(direct);
+  assertEq(dbg.hasDebuggee(designateAs), true);
+  assertEq(dbg.removeDebuggee(designateAs), undefined);
+  assertDebuggees();
+}
+
+combo(g1, g1, dg1);
+combo(dg1, g1, dg1);
+combo(dwg1, g1, dg1);
+
+combo(g1, dg1, dg1);
+combo(dg1, dg1, dg1);
+combo(dwg1, dg1, dg1);
+
+combo(g1, dwg1, dg1);
+combo(dg1, dwg1, dg1);
+combo(dwg1, dwg1, dg1);