1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
#include <gtest/gtest.h>
#include "blobstore/implementations/onblocks/utils/Math.h"
#include <limits>
using namespace blobstore::onblocks::utils;
using ::testing::Test;
using std::numeric_limits;
class CeilLogTest: public Test {};
TEST_F(CeilLogTest, Log3_1) {
EXPECT_EQ(0, ceilLog(3, 1));
}
TEST_F(CeilLogTest, Log3_2) {
EXPECT_EQ(1, ceilLog(3, 2));
}
TEST_F(CeilLogTest, Log3_3) {
EXPECT_EQ(1, ceilLog(3, 3));
}
TEST_F(CeilLogTest, Log3_4) {
EXPECT_EQ(2, ceilLog(3, 4));
}
TEST_F(CeilLogTest, 64bit) {
const uint64_t value = UINT64_C(1024)*1024*1024*1024;
EXPECT_GT(value, std::numeric_limits<uint32_t>::max());
EXPECT_EQ(4u, ceilLog(UINT64_C(1024), value));
}
//TODO ...
|
