101 lines
2.6 KiB
C++
101 lines
2.6 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
|
|
// or more contributor license agreements. See the NOTICE file
|
|
// distributed with this work for additional information
|
|
// regarding copyright ownership. The ASF licenses this file
|
|
// to you under the Apache License, Version 2.0 (the
|
|
// "License"); you may not use this file except in compliance
|
|
// with the License. You may obtain a copy of the License at
|
|
//
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
|
//
|
|
// Unless required by applicable law or agreed to in writing,
|
|
// software distributed under the License is distributed on an
|
|
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
// KIND, either express or implied. See the License for the
|
|
// specific language governing permissions and limitations
|
|
// under the License.
|
|
|
|
#include "runtime/large_int_value.h"
|
|
|
|
#include <gtest/gtest-message.h>
|
|
#include <gtest/gtest-test-part.h>
|
|
|
|
#include <iostream>
|
|
#include <limits>
|
|
#include <string>
|
|
|
|
#include "gtest/gtest_pred_impl.h"
|
|
|
|
namespace doris {
|
|
|
|
class LargeIntValueTest : public testing::Test {
|
|
public:
|
|
LargeIntValueTest() {}
|
|
|
|
protected:
|
|
virtual void SetUp() {}
|
|
virtual void TearDown() {}
|
|
};
|
|
|
|
TEST_F(LargeIntValueTest, string_to_largeint) {
|
|
{
|
|
std::string str("1024");
|
|
std::stringstream ss;
|
|
ss << str;
|
|
__int128 v;
|
|
ss >> v;
|
|
EXPECT_EQ(v, 1024);
|
|
}
|
|
|
|
{
|
|
std::string str("170141183460469231731687303715884105727");
|
|
std::stringstream ss;
|
|
ss << str;
|
|
__int128 v;
|
|
ss >> v;
|
|
EXPECT_TRUE(v == MAX_INT128);
|
|
}
|
|
|
|
{
|
|
std::string str("-170141183460469231731687303715884105728");
|
|
std::stringstream ss;
|
|
ss << str;
|
|
__int128 v;
|
|
ss >> v;
|
|
EXPECT_TRUE(v == MIN_INT128);
|
|
}
|
|
}
|
|
|
|
TEST_F(LargeIntValueTest, largeint_to_string) {
|
|
{
|
|
__int128 v1 = std::numeric_limits<int64_t>::max();
|
|
std::stringstream ss;
|
|
ss << v1;
|
|
EXPECT_EQ(ss.str(), "9223372036854775807");
|
|
}
|
|
|
|
{
|
|
__int128 v2 = MAX_INT128;
|
|
std::stringstream ss;
|
|
ss << v2;
|
|
EXPECT_EQ(ss.str(), "170141183460469231731687303715884105727");
|
|
}
|
|
|
|
{
|
|
__int128 v2 = MIN_INT128;
|
|
std::stringstream ss;
|
|
ss << v2;
|
|
EXPECT_EQ(ss.str(), "-170141183460469231731687303715884105728");
|
|
}
|
|
}
|
|
|
|
TEST_F(LargeIntValueTest, largeint_to_string_benchmark) {
|
|
for (int i = 0; i < 10000000; i++) {
|
|
__int128 v2 = MAX_INT128;
|
|
EXPECT_EQ(LargeIntValue::to_string(v2), "170141183460469231731687303715884105727");
|
|
LargeIntValue::to_string(v2);
|
|
}
|
|
}
|
|
|
|
} // end namespace doris
|