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Add parallel platform uuid test #2790

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merged 1 commit into from
Dec 13, 2023
Merged

Add parallel platform uuid test #2790

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41 changes: 36 additions & 5 deletions tests/aws-cpp-sdk-core-tests/utils/UUIDTest.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -22,19 +22,19 @@ TEST_F(UUIDTest, TestPlatformGeneratesUUID)
for(size_t i = 0u; i < 1000u; ++i)
{
UUID uuid = UUID::RandomUUID();
Aws::String uuidStr = uuid;
Aws::String uuidStr = uuid;
ASSERT_EQ(36u, uuidStr.length());
ByteBuffer rawUUID = uuid;
ASSERT_EQ(16u, rawUUID.GetLength());
ASSERT_EQ(0x40u, 0x40u & rawUUID[6]);
ASSERT_EQ(0x80u, 0x80u & rawUUID[8]);

auto iter = generatedUUids.find(uuidStr);
auto endIter = generatedUUids.end();
ASSERT_TRUE( iter == endIter );
auto iter = generatedUUids.find(uuidStr);
auto endIter = generatedUUids.end();
ASSERT_TRUE( iter == endIter );

generatedUUids.insert(uuidStr);
}
}
}

TEST_F(UUIDTest, TestUUIDToStringConversion)
Expand Down Expand Up @@ -112,3 +112,34 @@ TEST_F(UUIDTest, TestPseudoRandomParallelUUID)
ASSERT_EQ(BATCHES * 1000u, generatedAllUUids.size());
}

TEST_F(UUIDTest, TestPlatformRandomParallelUUID)
{
Aws::UnorderedSet<Aws::String> generatedAllUUids;

static const size_t BATCHES = 20;
static const size_t PER_BATCH = 1000u;
Aws::Vector<std::future<Aws::UnorderedSet<Aws::String>>> futures(BATCHES);

for(size_t i = 0; i < BATCHES; ++i)
{
futures[i] = std::async(
[]()
{
Aws::UnorderedSet<Aws::String> generatedUUids;
for(size_t i = 0u; i < PER_BATCH; ++i)
{
generatedUUids.insert(StringUtils::ToLower(Aws::String(UUID::RandomUUID()).c_str()));
}

return generatedUUids;
});
}

for(size_t i = 0; i < BATCHES; ++i)
{
Aws::UnorderedSet<Aws::String> batch = futures[i].get();
ASSERT_EQ(PER_BATCH, batch.size());
generatedAllUUids.insert(batch.begin(), batch.end());
}
ASSERT_EQ(BATCHES * PER_BATCH, generatedAllUUids.size());
}
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