| // Copyright 2017 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 "base/allocator/malloc_zone_functions_mac.h" |
| #include "starboard/memory.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| namespace base { |
| namespace allocator { |
| |
| class MallocZoneFunctionsTest : public testing::Test { |
| protected: |
| void TearDown() override { ClearAllMallocZonesForTesting(); } |
| }; |
| |
| TEST_F(MallocZoneFunctionsTest, TestDefaultZoneMallocFree) { |
| ChromeMallocZone* malloc_zone = |
| reinterpret_cast<ChromeMallocZone*>(malloc_default_zone()); |
| StoreMallocZone(malloc_zone); |
| int* test = reinterpret_cast<int*>( |
| g_malloc_zones[0].malloc(malloc_default_zone(), 33)); |
| test[0] = 1; |
| test[1] = 2; |
| g_malloc_zones[0].free(malloc_default_zone(), test); |
| } |
| |
| TEST_F(MallocZoneFunctionsTest, IsZoneAlreadyStored) { |
| ChromeMallocZone* malloc_zone = |
| reinterpret_cast<ChromeMallocZone*>(malloc_default_zone()); |
| EXPECT_FALSE(IsMallocZoneAlreadyStored(malloc_zone)); |
| StoreMallocZone(malloc_zone); |
| EXPECT_TRUE(IsMallocZoneAlreadyStored(malloc_zone)); |
| } |
| |
| TEST_F(MallocZoneFunctionsTest, CannotDoubleStoreZone) { |
| ChromeMallocZone* malloc_zone = |
| reinterpret_cast<ChromeMallocZone*>(malloc_default_zone()); |
| StoreMallocZone(malloc_zone); |
| StoreMallocZone(malloc_zone); |
| EXPECT_EQ(1, GetMallocZoneCountForTesting()); |
| } |
| |
| TEST_F(MallocZoneFunctionsTest, CannotStoreMoreThanMaxZones) { |
| std::vector<ChromeMallocZone> zones; |
| zones.resize(kMaxZoneCount * 2); |
| for (int i = 0; i < kMaxZoneCount * 2; ++i) { |
| ChromeMallocZone& zone = zones[i]; |
| memcpy(&zone, malloc_default_zone(), sizeof(ChromeMallocZone)); |
| StoreMallocZone(&zone); |
| } |
| |
| int max_zone_count = kMaxZoneCount; |
| EXPECT_EQ(max_zone_count, GetMallocZoneCountForTesting()); |
| } |
| |
| } // namespace allocator |
| } // namespace base |