8d8dcb0ae5
- b76f5d50e1cb55050ef6004d6097dfdf0a806ff5 Fix ABSL_HAVE_THREAD_LOCAL for iOS < 8.0. by Matt Armstrong <marmstrong@google.com> - 1dc71788a3f4ef601e03cbea59e36901479cde35 Add missing #include <intrin.h> to use __nop() on MSVC. by Derek Mauro <dmauro@google.com> - f63ca6c7e87a7961912995b518b93af41b04bfa1 Fix typo (implict -> implicit) by Abseil Team <absl-team@google.com> - 8096006dc52368f166ccd22e25fcee334e142508 Fix a typo. by Abseil Team <absl-team@google.com> - c673a4a59790329fab33536caed6733dc03ec2a1 Add missing ":" in TODO. by Abseil Team <absl-team@google.com> - 8125d214356501af0f3a8b3bb577eed083f0493f Fix comment nit. by Abseil Team <absl-team@google.com> GitOrigin-RevId: b76f5d50e1cb55050ef6004d6097dfdf0a806ff5 Change-Id: I0168eb0c92b20ece2fe5ee54573c7720d00fd0b3
60 lines
1.7 KiB
C++
60 lines
1.7 KiB
C++
// Copyright 2017 The Abseil Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "absl/base/config.h"
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#include <cstdint>
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#include "gtest/gtest.h"
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#include "absl/synchronization/internal/thread_pool.h"
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namespace {
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TEST(ConfigTest, Endianness) {
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union {
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uint32_t value;
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uint8_t data[sizeof(uint32_t)];
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} number;
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number.data[0] = 0x00;
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number.data[1] = 0x01;
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number.data[2] = 0x02;
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number.data[3] = 0x03;
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#if defined(ABSL_IS_LITTLE_ENDIAN) && defined(ABSL_IS_BIG_ENDIAN)
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#error Both ABSL_IS_LITTLE_ENDIAN and ABSL_IS_BIG_ENDIAN are defined
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#elif defined(ABSL_IS_LITTLE_ENDIAN)
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EXPECT_EQ(UINT32_C(0x03020100), number.value);
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#elif defined(ABSL_IS_BIG_ENDIAN)
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EXPECT_EQ(UINT32_C(0x00010203), number.value);
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#else
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#error Unknown endianness
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#endif
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}
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#if defined(ABSL_HAVE_THREAD_LOCAL)
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TEST(ConfigTest, ThreadLocal) {
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static thread_local int mine_mine_mine = 16;
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EXPECT_EQ(16, mine_mine_mine);
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{
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absl::synchronization_internal::ThreadPool pool(1);
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pool.Schedule([&] {
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EXPECT_EQ(16, mine_mine_mine);
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mine_mine_mine = 32;
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EXPECT_EQ(32, mine_mine_mine);
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});
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}
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EXPECT_EQ(16, mine_mine_mine);
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}
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#endif
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} // namespace
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