Class view: Retained size of all instances.

runtime/vm/service_test.cc

Index: runtime/vm/service_test.cc
===================================================================
--- runtime/vm/service_test.cc	(revision 35762)
+++ runtime/vm/service_test.cc	(working copy)
@@ -637,10 +637,12 @@
       "    return d;\n"
       "  }\n"
       "}\n"
+      "class B { static int i = 42; }\n"
       "main() {\n"
       "  var z = new A();\n"
       "  var x = z.c();\n"
       "  x();\n"
+      "  ++B.i;\n"
       "}";
 
   Isolate* isolate = Isolate::Current();
@@ -770,6 +772,19 @@
     "\"request\":"
     "{\"arguments\":[\"classes\",\"%" Pd "\",\"functions\",\"9\",\"x\"],"
     "\"option_keys\":[],\"option_values\":[]}}", cid);
+
+  // Retained size of all instances of class B.
+  const Class& class_b = Class::Handle(GetClass(lib, "B"));
+  EXPECT(!class_b.IsNull());
+  const Instance& b0 = Instance::Handle(Instance::New(class_b));
+  const Instance& b1 = Instance::Handle(Instance::New(class_b));
+  service_msg = EvalF(h_lib, "[port, ['classes', '%" Pd "', 'retained'],"
+                      "[], []]", class_b.id());
+  Service::HandleIsolateMessage(isolate, service_msg);
+  handler.HandleNextMessage();
+  ExpectSubstringF(handler.msg(),
+                   "\"id\":\"objects\\/int-%" Pd "\"",
+                   b0.raw()->Size() + b1.raw()->Size());
 }