Add a unified resource tracker shared between the proxy and the impl.

webkit/plugins/ppapi/resource_tracker_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "webkit/plugins/ppapi/ppapi_unittest.h"
 
 #include "base/memory/scoped_ptr.h"
 #include "ppapi/c/pp_var.h"
 #include "ppapi/c/ppp_instance.h"
 #include "third_party/npapi/bindings/npruntime.h"
@@ skipping 95 matching lines @@
     PpapiUnittest::TearDown();
     ResourceTracker::ClearSingletonOverride();
   }
 
   ResourceTracker& tracker() { return tracker_; }
 
  private:
   ResourceTracker tracker_;
 };
 
-TEST_F(ResourceTrackerTest, Ref) {
-  ASSERT_EQ(0, TrackedMockResource::tracked_objects_alive);
-  EXPECT_EQ(0u,
-            tracker().GetLiveObjectsForInstance(instance()->pp_instance()));
-  {
-    scoped_refptr<TrackedMockResource> new_resource(
-        new TrackedMockResource(instance()));
-    ASSERT_EQ(1, TrackedMockResource::tracked_objects_alive);
-
-    // Since we haven't gotten a PP_Resource, it's not associated with the
-    // module.
-    EXPECT_EQ(0u,
-              tracker().GetLiveObjectsForInstance(instance()->pp_instance()));
-  }
-  ASSERT_EQ(0, TrackedMockResource::tracked_objects_alive);
-
-  // Make a new resource and get it as a PP_Resource.
-  PP_Resource resource_id = 0;
-  {
-    scoped_refptr<TrackedMockResource> new_resource(
-        new TrackedMockResource(instance()));
-    ASSERT_EQ(1, TrackedMockResource::tracked_objects_alive);
-    resource_id = new_resource->GetReference();
-    EXPECT_EQ(1u,
-              tracker().GetLiveObjectsForInstance(instance()->pp_instance()));
-
-    // Resource IDs should be consistent.
-    PP_Resource resource_id_2 = new_resource->GetReference();
-    ASSERT_EQ(resource_id, resource_id_2);
-  }
-
-  // This time it should not have been deleted since the PP_Resource carries
-  // a ref.
-  ASSERT_EQ(1, TrackedMockResource::tracked_objects_alive);
-
-  // Now we have two refs, derefing twice should delete the object.
-  tracker().UnrefResource(resource_id);
-  ASSERT_EQ(1, TrackedMockResource::tracked_objects_alive);
-  tracker().UnrefResource(resource_id);
-  ASSERT_EQ(0, TrackedMockResource::tracked_objects_alive);
-}
-
-TEST_F(ResourceTrackerTest, DeleteResourceWithInstance) {
-  // Make a second instance (the test harness already creates & manages one).
-  scoped_refptr<PluginInstance> instance2(
-      PluginInstance::Create1_0(delegate(), module(),
-                                GetMockInterface(PPP_INSTANCE_INTERFACE_1_0)));
-  PP_Instance pp_instance2 = instance2->pp_instance();
-
-  // Make two resources and take refs on behalf of the "plugin" for each.
-  scoped_refptr<TrackedMockResource> resource1(
-      new TrackedMockResource(instance2));
-  resource1->GetReference();
-  scoped_refptr<TrackedMockResource> resource2(
-      new TrackedMockResource(instance2));
-  resource2->GetReference();
-
-  // Keep an "internal" ref to only the first (the PP_Resource also holds a
-  // ref to each resource on behalf of the plugin).
-  resource2 = NULL;
-
-  ASSERT_EQ(2, TrackedMockResource::tracked_objects_alive);
-  EXPECT_EQ(2u, tracker().GetLiveObjectsForInstance(pp_instance2));
-
-  // Free the instance, this should release both plugin refs.
-  instance2 = NULL;
-  EXPECT_EQ(0u, tracker().GetLiveObjectsForInstance(pp_instance2));
-
-  // The resource we have a scoped_refptr to should still be alive, but it
-  // should have a NULL instance.
-  ASSERT_FALSE(resource1->instance());
-  ASSERT_EQ(1, TrackedMockResource::tracked_objects_alive);
-  resource1 = NULL;
-  ASSERT_EQ(0, TrackedMockResource::tracked_objects_alive);
-}
-
 TEST_F(ResourceTrackerTest, DeleteObjectVarWithInstance) {
   // Make a second instance (the test harness already creates & manages one).
   scoped_refptr<PluginInstance> instance2(
       PluginInstance::Create1_0(delegate(), module(),
                                 GetMockInterface(PPP_INSTANCE_INTERFACE_1_0)));
   PP_Instance pp_instance2 = instance2->pp_instance();
 
   // Make an object var.
   NPObjectReleaser npobject(NewTrackedNPObject());
   NPObjectToPPVar(instance2.get(), npobject.get());
 
   EXPECT_EQ(1, g_npobjects_alive);
-  EXPECT_EQ(1u, tracker().GetLiveObjectsForInstance(pp_instance2));
+  EXPECT_EQ(1, tracker().GetLiveNPObjectVarsForInstance(pp_instance2));
 
   // Free the instance, this should release the ObjectVar.
   instance2 = NULL;
-  EXPECT_EQ(0u, tracker().GetLiveObjectsForInstance(pp_instance2));
+  EXPECT_EQ(0, tracker().GetLiveNPObjectVarsForInstance(pp_instance2));
 }
 
 // Make sure that using the same NPObject should give the same PP_Var
 // each time.
 TEST_F(ResourceTrackerTest, ReuseVar) {
   NPObjectReleaser npobject(NewTrackedNPObject());
 
   PP_Var pp_object1 = NPObjectToPPVar(instance(), npobject.get());
   PP_Var pp_object2 = NPObjectToPPVar(instance(), npobject.get());
 
@@ skipping 17 matching lines @@
 
   // Releasing the resource should free the internal ref, and so making a new
   // one now should generate a new ID.
   PP_Var pp_object3 = NPObjectToPPVar(instance(), npobject.get());
   EXPECT_NE(pp_object1.value.as_id, pp_object3.value.as_id);
   var_tracker->ReleaseVar(static_cast<int32_t>(pp_object3.value.as_id));
 }
 
 }  // namespace ppapi
 }  // namespace webkit