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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-21 11:54:28 +0000 |
commit | e6918187568dbd01842d8d1d2c808ce16a894239 (patch) | |
tree | 64f88b554b444a49f656b6c656111a145cbbaa28 /src/jaegertracing/opentelemetry-cpp/sdk/test/common/random_test.cc | |
parent | Initial commit. (diff) | |
download | ceph-e6918187568dbd01842d8d1d2c808ce16a894239.tar.xz ceph-e6918187568dbd01842d8d1d2c808ce16a894239.zip |
Adding upstream version 18.2.2.upstream/18.2.2
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/jaegertracing/opentelemetry-cpp/sdk/test/common/random_test.cc')
-rw-r--r-- | src/jaegertracing/opentelemetry-cpp/sdk/test/common/random_test.cc | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/src/jaegertracing/opentelemetry-cpp/sdk/test/common/random_test.cc b/src/jaegertracing/opentelemetry-cpp/sdk/test/common/random_test.cc new file mode 100644 index 000000000..35cfd4a1e --- /dev/null +++ b/src/jaegertracing/opentelemetry-cpp/sdk/test/common/random_test.cc @@ -0,0 +1,35 @@ +// Copyright The OpenTelemetry Authors +// SPDX-License-Identifier: Apache-2.0 + +#include "src/common/random.h" + +#include <algorithm> +#include <iterator> + +#include <gtest/gtest.h> +using opentelemetry::sdk::common::Random; + +TEST(RandomTest, GenerateRandom64) +{ + EXPECT_NE(Random::GenerateRandom64(), Random::GenerateRandom64()); +} + +TEST(RandomTest, GenerateRandomBuffer) +{ + uint8_t buf1[8] = {0}; + uint8_t buf2[8] = {0}; + Random::GenerateRandomBuffer(buf1); + Random::GenerateRandomBuffer(buf2); + EXPECT_FALSE(std::equal(std::begin(buf1), std::end(buf1), std::begin(buf2))); + + // Edge cases. + for (auto size : {7, 8, 9, 16, 17}) + { + std::vector<uint8_t> buf1(size); + std::vector<uint8_t> buf2(size); + + Random::GenerateRandomBuffer(buf1); + Random::GenerateRandomBuffer(buf2); + EXPECT_FALSE(std::equal(std::begin(buf1), std::end(buf1), std::begin(buf2))); + } +} |