ppapi/tests/test_memory.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "ppapi/tests/test_memory.h"
   6
   7 #include "ppapi/c/dev/ppb_memory_dev.h"
   8 #include "ppapi/cpp/instance.h"
   9 #include "ppapi/cpp/module.h"
  10 #include "ppapi/tests/testing_instance.h"
  11
  12 namespace {
  13
  14 size_t kTestBufferSize = 1000;
  15
  16 }  // namespace
  17
  18 REGISTER_TEST_CASE(Memory);
  19
  20 bool TestMemory::Init() {
  21   memory_dev_interface_ = static_cast<const PPB_Memory_Dev*>(
  22       pp::Module::Get()->GetBrowserInterface(PPB_MEMORY_DEV_INTERFACE));
  23   return memory_dev_interface_ && CheckTestingInterface();
  24 }
  25
  26 void TestMemory::RunTests(const std::string& filter) {
  27   RUN_TEST(MemAlloc, filter);
  28   RUN_TEST(NullMemFree, filter);
  29 }
  30
  31 std::string TestMemory::TestMemAlloc() {
  32   char* buffer = static_cast<char*>(
  33       memory_dev_interface_->MemAlloc(static_cast<uint32_t>(kTestBufferSize)));
  34   // Touch a couple of locations.  Failure will crash the test.
  35   buffer[0] = '1';
  36   buffer[kTestBufferSize - 1] = '1';
  37   memory_dev_interface_->MemFree(buffer);
  38
  39   PASS();
  40 }
  41
  42 std::string TestMemory::TestNullMemFree() {
  43   // Failure crashes the test.
  44   memory_dev_interface_->MemFree(NULL);
  45
  46   PASS();
  47 }
  48