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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /third_party/libwebrtc/rtc_base/zero_memory_unittest.cc | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | third_party/libwebrtc/rtc_base/zero_memory_unittest.cc | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/third_party/libwebrtc/rtc_base/zero_memory_unittest.cc b/third_party/libwebrtc/rtc_base/zero_memory_unittest.cc new file mode 100644 index 0000000000..74d95f49e9 --- /dev/null +++ b/third_party/libwebrtc/rtc_base/zero_memory_unittest.cc @@ -0,0 +1,53 @@ +/* + * Copyright 2017 The WebRTC Project Authors. All rights reserved. + * + * Use of this source code is governed by a BSD-style license + * that can be found in the LICENSE file in the root of the source + * tree. An additional intellectual property rights grant can be found + * in the file PATENTS. All contributing project authors may + * be found in the AUTHORS file in the root of the source tree. + */ + +#include "rtc_base/zero_memory.h" + +#include <stdint.h> + +#include "api/array_view.h" +#include "test/gtest.h" + +namespace rtc { + +TEST(ZeroMemoryTest, TestZeroMemory) { + static const size_t kBufferSize = 32; + uint8_t buffer[kBufferSize]; + for (size_t i = 0; i < kBufferSize; i++) { + buffer[i] = static_cast<uint8_t>(i + 1); + } + ExplicitZeroMemory(buffer, sizeof(buffer)); + for (size_t i = 0; i < kBufferSize; i++) { + EXPECT_EQ(buffer[i], 0); + } +} + +TEST(ZeroMemoryTest, TestZeroArrayView) { + static const size_t kBufferSize = 32; + uint8_t buffer[kBufferSize]; + for (size_t i = 0; i < kBufferSize; i++) { + buffer[i] = static_cast<uint8_t>(i + 1); + } + ExplicitZeroMemory(rtc::ArrayView<uint8_t>(buffer, sizeof(buffer))); + for (size_t i = 0; i < kBufferSize; i++) { + EXPECT_EQ(buffer[i], 0); + } +} + +// While this test doesn't actually test anything, it can be used to check +// the compiler output to make sure the call to "ExplicitZeroMemory" is not +// optimized away. +TEST(ZeroMemoryTest, TestZeroMemoryUnused) { + static const size_t kBufferSize = 32; + uint8_t buffer[kBufferSize]; + ExplicitZeroMemory(buffer, sizeof(buffer)); +} + +} // namespace rtc |