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https://repo.dactyloidae.xyz/Dactyloidae/UXP.git
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82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "gtest/gtest.h"
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#include "scoped_ptrs_util.h"
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namespace nss_test {
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struct SomeContext {
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uint8_t some_buf[13];
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void *mem;
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};
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template <class T>
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struct ScopedDelete {
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void operator()(T *ptr) {
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if (ptr) {
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PORT_Free(ptr->mem);
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}
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}
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};
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typedef std::unique_ptr<SomeContext, ScopedDelete<SomeContext> >
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ScopedSomeContext;
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class AlignedMallocTest : public ::testing::Test,
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public ::testing::WithParamInterface<size_t> {
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protected:
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ScopedSomeContext test_align_new(size_t alignment) {
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ScopedSomeContext ctx(PORT_ZNewAligned(SomeContext, alignment, mem));
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return ctx;
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};
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ScopedSomeContext test_align_alloc(size_t alignment) {
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void *mem = nullptr;
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ScopedSomeContext ctx((SomeContext *)PORT_ZAllocAligned(sizeof(SomeContext),
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alignment, &mem));
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if (ctx) {
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ctx->mem = mem;
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}
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return ctx;
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}
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};
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TEST_P(AlignedMallocTest, TestNew) {
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size_t alignment = GetParam();
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ScopedSomeContext ctx = test_align_new(alignment);
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EXPECT_TRUE(ctx.get());
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EXPECT_EQ(0U, (uintptr_t)ctx.get() % alignment);
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}
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TEST_P(AlignedMallocTest, TestAlloc) {
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size_t alignment = GetParam();
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ScopedSomeContext ctx = test_align_alloc(alignment);
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EXPECT_TRUE(ctx.get());
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EXPECT_EQ(0U, (uintptr_t)ctx.get() % alignment);
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}
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class AlignedMallocTestBadSize : public AlignedMallocTest {};
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TEST_P(AlignedMallocTestBadSize, TestNew) {
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size_t alignment = GetParam();
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ScopedSomeContext ctx = test_align_new(alignment);
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EXPECT_FALSE(ctx.get());
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}
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TEST_P(AlignedMallocTestBadSize, TestAlloc) {
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size_t alignment = GetParam();
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ScopedSomeContext ctx = test_align_alloc(alignment);
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EXPECT_FALSE(ctx.get());
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}
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static const size_t kSizes[] = {1, 2, 4, 8, 16, 32, 64};
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static const size_t kBadSizes[] = {0, 7, 17, 24, 56};
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INSTANTIATE_TEST_CASE_P(AllAligned, AlignedMallocTest,
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::testing::ValuesIn(kSizes));
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INSTANTIATE_TEST_CASE_P(AllAlignedBadSize, AlignedMallocTestBadSize,
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::testing::ValuesIn(kBadSizes));
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} // namespace nss_test
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