15821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Copyright (c) 2012 The Chromium Authors. All rights reserved. 25821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Use of this source code is governed by a BSD-style license that can be 35821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// found in the LICENSE file. 45821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 55821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "testing/gtest/include/gtest/gtest.h" 65821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 75821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "base/compiler_specific.h" 8d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles)#include "ppapi/shared_impl/proxy_lock.h" 95821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/shared_impl/resource.h" 105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/shared_impl/resource_tracker.h" 115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)#include "ppapi/shared_impl/test_globals.h" 125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace ppapi { 145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)namespace { 165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int mock_resource_alive_count = 0; 185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int last_plugin_ref_was_deleted_count = 0; 195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)int instance_was_deleted_count = 0; 205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class MyMockResource : public Resource { 225821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 235821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MyMockResource(PP_Instance instance) : Resource(OBJECT_IS_IMPL, instance) { 245821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) mock_resource_alive_count++; 255821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 26a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual ~MyMockResource() { mock_resource_alive_count--; } 275821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 285821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void LastPluginRefWasDeleted() OVERRIDE { 295821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_plugin_ref_was_deleted_count++; 305821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 31a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual void InstanceWasDeleted() OVERRIDE { instance_was_deleted_count++; } 325821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 335821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 345821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace 355821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 365821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)class ResourceTrackerTest : public testing::Test { 375821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) public: 385821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResourceTrackerTest() {} 395821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 405821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Test implementation. 415821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) virtual void SetUp() OVERRIDE { 425821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ASSERT_EQ(0, mock_resource_alive_count); 435821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) last_plugin_ref_was_deleted_count = 0; 445821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) instance_was_deleted_count = 0; 455821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) } 46a1401311d1ab56c4ed0a474bd38c108f75cb0cd9Torne (Richard Coles) virtual void TearDown() OVERRIDE {} 475821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 485821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) ResourceTracker& resource_tracker() { return *globals_.GetResourceTracker(); } 495821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 505821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) private: 515821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) TestGlobals globals_; 525821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)}; 535821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 545821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test that LastPluginRefWasDeleted is called when the last plugin ref was 555821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// deleted but the object lives on. 565821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(ResourceTrackerTest, LastPluginRef) { 575821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PP_Instance instance = 0x1234567; 58d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) ProxyAutoLock lock; 595821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().DidCreateInstance(instance); 605821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 615821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<MyMockResource> resource(new MyMockResource(instance)); 625821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PP_Resource pp_resource = resource->GetReference(); 635821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_TRUE(resource_tracker().GetResource(pp_resource)); 645821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 655821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Releasing it should keep the object (because we have a ref) but fire the 665821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // "last plugin ref" message. 675821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().ReleaseResource(pp_resource); 685821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, last_plugin_ref_was_deleted_count); 695821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, mock_resource_alive_count); 705821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 715821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().DidDeleteInstance(instance); 725821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource = NULL; 735821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_FALSE(resource_tracker().GetResource(pp_resource)); 745821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 755821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 765821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Tests when the plugin is holding a ref to a resource when the instance is 775821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// deleted. 785821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(ResourceTrackerTest, InstanceDeletedWithPluginRef) { 795821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Make a resource with one ref held by the plugin, and delete the instance. 805821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PP_Instance instance = 0x2345678; 81d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) ProxyAutoLock lock; 825821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().DidCreateInstance(instance); 835821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) MyMockResource* resource = new MyMockResource(instance); 845821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource->GetReference(); 855821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, mock_resource_alive_count); 865821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().DidDeleteInstance(instance); 875821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 885821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The resource should have been deleted, and before it was, it should have 895821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // received a "last plugin ref was deleted" notification. 905821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(0, mock_resource_alive_count); 915821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, last_plugin_ref_was_deleted_count); 925821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(0, instance_was_deleted_count); 935821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 945821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 955821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// Test when the plugin and the internal implementation (via scoped_refptr) is 965821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)// holding a ref to a resource when the instance is deleted. 975821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)TEST_F(ResourceTrackerTest, InstanceDeletedWithBothRefed) { 985821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Create a new instance. 995821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) PP_Instance instance = 0x3456789; 100d0247b1b59f9c528cb6df88b4f2b9afaf80d181eTorne (Richard Coles) ProxyAutoLock lock; 1015821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1025821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // Make a resource with one ref held by the plugin and one ref held by us 1035821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // (outlives the plugin), and delete the instance. 1045821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().DidCreateInstance(instance); 1055821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) scoped_refptr<MyMockResource> resource = new MyMockResource(instance); 1065821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource->GetReference(); 1075821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, mock_resource_alive_count); 1085821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource_tracker().DidDeleteInstance(instance); 1095821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1105821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // The resource should NOT have been deleted, and it should have received both 1115821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) // a "last plugin ref was deleted" and a "instance was deleted" notification. 1125821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, mock_resource_alive_count); 1135821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, last_plugin_ref_was_deleted_count); 1145821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(1, instance_was_deleted_count); 1155821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(0, resource->pp_instance()); 1165821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1175821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) resource = NULL; 1185821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) EXPECT_EQ(0, mock_resource_alive_count); 1195821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} 1205821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles) 1215821806d5e7f356e8fa4b058a389a808ea183019Torne (Richard Coles)} // namespace ppapi 122