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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /security/nss/gtests/util_gtest/util_aligned_malloc_unittest.cc | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'security/nss/gtests/util_gtest/util_aligned_malloc_unittest.cc')
-rw-r--r-- | security/nss/gtests/util_gtest/util_aligned_malloc_unittest.cc | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/security/nss/gtests/util_gtest/util_aligned_malloc_unittest.cc b/security/nss/gtests/util_gtest/util_aligned_malloc_unittest.cc new file mode 100644 index 0000000000..fb6706b3b5 --- /dev/null +++ b/security/nss/gtests/util_gtest/util_aligned_malloc_unittest.cc @@ -0,0 +1,82 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "gtest/gtest.h" +#include "scoped_ptrs_util.h" + +namespace nss_test { + +struct SomeContext { + uint8_t some_buf[13]; + void *mem; +}; + +template <class T> +struct ScopedDelete { + void operator()(T *ptr) { + if (ptr) { + PORT_Free(ptr->mem); + } + } +}; +typedef std::unique_ptr<SomeContext, ScopedDelete<SomeContext> > + ScopedSomeContext; + +class AlignedMallocTest : public ::testing::Test, + public ::testing::WithParamInterface<size_t> { + protected: + ScopedSomeContext test_align_new(size_t alignment) { + ScopedSomeContext ctx(PORT_ZNewAligned(SomeContext, alignment, mem)); + return ctx; + }; + ScopedSomeContext test_align_alloc(size_t alignment) { + void *mem = nullptr; + ScopedSomeContext ctx((SomeContext *)PORT_ZAllocAligned(sizeof(SomeContext), + alignment, &mem)); + if (ctx) { + ctx->mem = mem; + } + return ctx; + } +}; + +TEST_P(AlignedMallocTest, TestNew) { + size_t alignment = GetParam(); + ScopedSomeContext ctx = test_align_new(alignment); + EXPECT_TRUE(ctx.get()); + EXPECT_EQ(0U, (uintptr_t)ctx.get() % alignment); +} + +TEST_P(AlignedMallocTest, TestAlloc) { + size_t alignment = GetParam(); + ScopedSomeContext ctx = test_align_alloc(alignment); + EXPECT_TRUE(ctx.get()); + EXPECT_EQ(0U, (uintptr_t)ctx.get() % alignment); +} + +class AlignedMallocTestBadSize : public AlignedMallocTest {}; + +TEST_P(AlignedMallocTestBadSize, TestNew) { + size_t alignment = GetParam(); + ScopedSomeContext ctx = test_align_new(alignment); + EXPECT_FALSE(ctx.get()); +} + +TEST_P(AlignedMallocTestBadSize, TestAlloc) { + size_t alignment = GetParam(); + ScopedSomeContext ctx = test_align_alloc(alignment); + EXPECT_FALSE(ctx.get()); +} + +static const size_t kSizes[] = {1, 2, 4, 8, 16, 32, 64}; +static const size_t kBadSizes[] = {0, 7, 17, 24, 56}; + +INSTANTIATE_TEST_SUITE_P(AllAligned, AlignedMallocTest, + ::testing::ValuesIn(kSizes)); +INSTANTIATE_TEST_SUITE_P(AllAlignedBadSize, AlignedMallocTestBadSize, + ::testing::ValuesIn(kBadSizes)); + +} // namespace nss_test |