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Unified Diff: base/allocator/type_profiler_unittest.cc

Issue 1331973002: Remove clang type profiler and deep memory profiler. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: . Created 5 years, 3 months ago
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Index: base/allocator/type_profiler_unittest.cc
diff --git a/base/allocator/type_profiler_unittest.cc b/base/allocator/type_profiler_unittest.cc
deleted file mode 100644
index 3d7369c3802df0d0848e95eea4705ce300c9b852..0000000000000000000000000000000000000000
--- a/base/allocator/type_profiler_unittest.cc
+++ /dev/null
@@ -1,189 +0,0 @@
-// 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.
-
-// This is a unittest set for type_profiler. It is independent from other
-// tests and executed manually like allocator_unittests since type_profiler_map
-// used in type_profiler is a singleton (like TCMalloc's heap-profiler), and
-// it requires RTTI and different compiling/linking options from others
-//
-// It tests that the profiler doesn't fail in suspicous cases. For example,
-// 'new' is not profiled, but 'delete' for the created object is profiled.
-
-#if defined(TYPE_PROFILING)
-
-#include "base/allocator/type_profiler.h"
-#include "base/allocator/type_profiler_control.h"
-#include "base/allocator/type_profiler_tcmalloc.h"
-#include "base/basictypes.h"
-#include "testing/gtest/include/gtest/gtest.h"
-#include "third_party/tcmalloc/chromium/src/gperftools/type_profiler_map.h"
-
-namespace base {
-namespace type_profiler {
-
-class TypeProfilerTest : public testing::Test {
- public:
- TypeProfilerTest() {}
-
- void SetInterceptFunctions() {
- InterceptFunctions::SetFunctions(NewInterceptForTCMalloc,
- DeleteInterceptForTCMalloc);
- }
-
- void ResetInterceptFunctions() {
- InterceptFunctions::ResetFunctions();
- }
-
- void SetUp() {
- SetInterceptFunctions();
- }
-
- void TearDown() {
- ResetInterceptFunctions();
- }
-
- protected:
- static const size_t kDummyArraySize;
- static const void* const kConstNull;
-
- private:
- DISALLOW_COPY_AND_ASSIGN(TypeProfilerTest);
-};
-
-const size_t TypeProfilerTest::kDummyArraySize = 10;
-const void* const TypeProfilerTest::kConstNull = static_cast<const void*>(NULL);
-
-TEST_F(TypeProfilerTest, TestNormalProfiling) {
- int* dummy = new int(48);
- const std::type_info* type;
-
- type = LookupType(dummy);
- ASSERT_NE(kConstNull, type);
- EXPECT_STREQ(typeid(int).name(), type->name());
- delete dummy;
-
- type = LookupType(dummy);
- EXPECT_EQ(kConstNull, type);
-}
-
-TEST_F(TypeProfilerTest, TestNormalArrayProfiling) {
- int* dummy = new int[kDummyArraySize];
- const std::type_info* type;
-
- type = LookupType(dummy);
- ASSERT_NE(kConstNull, type);
- // For an array, the profiler remembers its base type.
- EXPECT_STREQ(typeid(int).name(), type->name());
- delete[] dummy;
-
- type = LookupType(dummy);
- EXPECT_EQ(kConstNull, type);
-}
-
-TEST_F(TypeProfilerTest, TestRepeatedNewAndDelete) {
- int *dummy[kDummyArraySize];
- const std::type_info* type;
- for (int i = 0; i < kDummyArraySize; ++i)
- dummy[i] = new int(i);
-
- for (int i = 0; i < kDummyArraySize; ++i) {
- type = LookupType(dummy[i]);
- ASSERT_NE(kConstNull, type);
- EXPECT_STREQ(typeid(int).name(), type->name());
- }
-
- for (int i = 0; i < kDummyArraySize; ++i) {
- delete dummy[i];
- type = LookupType(dummy[i]);
- ASSERT_EQ(kConstNull, type);
- }
-}
-
-TEST_F(TypeProfilerTest, TestMultipleNewWithDroppingDelete) {
- static const size_t large_size = 256 * 1024;
-
- char* dummy_char = new char[large_size / sizeof(*dummy_char)];
- const std::type_info* type;
-
- type = LookupType(dummy_char);
- ASSERT_NE(kConstNull, type);
- EXPECT_STREQ(typeid(char).name(), type->name());
-
- // Call "::operator delete" directly to drop __op_delete_intercept__.
- ::operator delete[](dummy_char);
-
- type = LookupType(dummy_char);
- ASSERT_NE(kConstNull, type);
- EXPECT_STREQ(typeid(char).name(), type->name());
-
- // Allocates a little different size.
- int* dummy_int = new int[large_size / sizeof(*dummy_int) - 1];
-
- // We expect that tcmalloc returns the same address for these large (over 32k)
- // allocation calls. It usually happens, but maybe probablistic.
- ASSERT_EQ(static_cast<void*>(dummy_char), static_cast<void*>(dummy_int)) <<
- "two new (malloc) calls didn't return the same address; retry it.";
-
- type = LookupType(dummy_int);
- ASSERT_NE(kConstNull, type);
- EXPECT_STREQ(typeid(int).name(), type->name());
-
- delete[] dummy_int;
-
- type = LookupType(dummy_int);
- EXPECT_EQ(kConstNull, type);
-}
-
-TEST_F(TypeProfilerTest, TestProfileDeleteWithoutProfiledNew) {
- // 'dummy' should be new'ed in this test before intercept functions are set.
- ResetInterceptFunctions();
-
- int* dummy = new int(48);
- const std::type_info* type;
-
- // Set intercept functions again after 'dummy' is new'ed.
- SetInterceptFunctions();
-
- delete dummy;
-
- type = LookupType(dummy);
- EXPECT_EQ(kConstNull, type);
-
- ResetInterceptFunctions();
-}
-
-TEST_F(TypeProfilerTest, TestProfileNewWithoutProfiledDelete) {
- int* dummy = new int(48);
- const std::type_info* type;
-
- EXPECT_TRUE(Controller::IsProfiling());
-
- // Stop profiling before deleting 'dummy'.
- Controller::Stop();
- EXPECT_FALSE(Controller::IsProfiling());
-
- delete dummy;
-
- // NOTE: We accept that a profile entry remains when a profiled object is
- // deleted after Controller::Stop().
- type = LookupType(dummy);
- ASSERT_NE(kConstNull, type);
- EXPECT_STREQ(typeid(int).name(), type->name());
-
- Controller::Restart();
- EXPECT_TRUE(Controller::IsProfiling());
-
- // Remove manually since 'dummy' is not removed from type_profiler_map.
- EraseType(dummy);
-}
-
-} // namespace type_profiler
-} // namespace base
-
-#endif // defined(TYPE_PROFILING)
-
-int main(int argc, char** argv) {
- testing::InitGoogleTest(&argc, argv);
- return RUN_ALL_TESTS();
-}
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