content: Add DeletedDiscardableSharedMemory IPC.

content/common/host_discardable_shared_memory_manager_unittest.cc

 // Copyright 2014 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 "content/common/host_discardable_shared_memory_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace content {
 namespace {
 
@@ skipping 49 matching lines @@
   scoped_ptr<TestHostDiscardableSharedMemoryManager> manager_;
 };
 
 TEST_F(HostDiscardableSharedMemoryManagerTest, AllocateForChild) {
   const int kDataSize = 1024;
   uint8 data[kDataSize];
   memset(data, 0x80, kDataSize);
 
   base::SharedMemoryHandle shared_handle;
   manager_->AllocateLockedDiscardableSharedMemoryForChild(
-      base::GetCurrentProcessHandle(), kDataSize, &shared_handle);
+      base::GetCurrentProcessHandle(), kDataSize, 0, &shared_handle);
   ASSERT_TRUE(base::SharedMemory::IsHandleValid(shared_handle));
 
   TestDiscardableSharedMemory memory(shared_handle);
   bool rv = memory.Map(kDataSize);
   ASSERT_TRUE(rv);
 
   memcpy(memory.memory(), data, kDataSize);
   memory.SetNow(base::Time::FromDoubleT(1));
   memory.Unlock(0, 0);
 
   ASSERT_EQ(base::DiscardableSharedMemory::SUCCESS, memory.Lock(0, 0));
   EXPECT_EQ(memcmp(data, memory.memory(), kDataSize), 0);
   memory.Unlock(0, 0);
 }
 
 TEST_F(HostDiscardableSharedMemoryManagerTest, Purge) {
   const int kDataSize = 1024;
 
   base::SharedMemoryHandle shared_handle1;
   manager_->AllocateLockedDiscardableSharedMemoryForChild(
-      base::GetCurrentProcessHandle(), kDataSize, &shared_handle1);
+      base::GetCurrentProcessHandle(), kDataSize, 1, &shared_handle1);
   ASSERT_TRUE(base::SharedMemory::IsHandleValid(shared_handle1));
 
   TestDiscardableSharedMemory memory1(shared_handle1);
   bool rv = memory1.Map(kDataSize);
   ASSERT_TRUE(rv);
 
   base::SharedMemoryHandle shared_handle2;
   manager_->AllocateLockedDiscardableSharedMemoryForChild(
-      base::GetCurrentProcessHandle(), kDataSize, &shared_handle2);
+      base::GetCurrentProcessHandle(), kDataSize, 2, &shared_handle2);
   ASSERT_TRUE(base::SharedMemory::IsHandleValid(shared_handle2));
 
   TestDiscardableSharedMemory memory2(shared_handle2);
   rv = memory2.Map(kDataSize);
   ASSERT_TRUE(rv);
 
   // Enough memory for both allocations.
   manager_->SetNow(base::Time::FromDoubleT(1));
   manager_->SetMemoryLimit(memory1.mapped_size() + memory2.mapped_size());
 
@@ skipping 34 matching lines @@
   EXPECT_EQ(base::DiscardableSharedMemory::FAILED, lock_rv);
   lock_rv = memory2.Lock(0, 0);
   EXPECT_EQ(base::DiscardableSharedMemory::SUCCESS, lock_rv);
 }
 
 TEST_F(HostDiscardableSharedMemoryManagerTest, EnforceMemoryPolicy) {
   const int kDataSize = 1024;
 
   base::SharedMemoryHandle shared_handle;
   manager_->AllocateLockedDiscardableSharedMemoryForChild(
-      base::GetCurrentProcessHandle(), kDataSize, &shared_handle);
+      base::GetCurrentProcessHandle(), kDataSize, 0, &shared_handle);
   ASSERT_TRUE(base::SharedMemory::IsHandleValid(shared_handle));
 
   TestDiscardableSharedMemory memory(shared_handle);
   bool rv = memory.Map(kDataSize);
   ASSERT_TRUE(rv);
 
   // Not enough memory for one allocation.
   manager_->SetNow(base::Time::FromDoubleT(1));
   manager_->SetMemoryLimit(memory.mapped_size() - 1);
   // We need to enforce memory policy as our memory usage is currently above
@@ skipping 13 matching lines @@
   manager_->SetNow(base::Time::FromDoubleT(4));
   manager_->EnforceMemoryPolicy();
   // Memory policy should have successfully been enforced.
   EXPECT_FALSE(manager_->enforce_memory_policy_pending());
 
   EXPECT_EQ(base::DiscardableSharedMemory::FAILED, memory.Lock(0, 0));
 }
 
 }  // namespace
 }  // namespace content