12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970 |
- #include "round.h"
- #include <library/cpp/testing/unittest/registar.h>
- #include <util/string/hex.h>
- using namespace NMathUdf;
- Y_UNIT_TEST_SUITE(TRound) {
- Y_UNIT_TEST(Basic) {
- double value = 1930.0 / 3361.0;
- double result = RoundToDecimal<long double>(value, -3);
- double answer = 0.574;
- UNIT_ASSERT_VALUES_EQUAL(
- HexEncode(&result, sizeof(double)),
- HexEncode(&answer, sizeof(double)));
- }
- Y_UNIT_TEST(Mod) {
- UNIT_ASSERT_VALUES_EQUAL(*Mod(-1, 7), 6);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(1, 7), 1);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(0, 7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(-1, -7), -1);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(1, -7), -6);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(0, -7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(-15, 7), 6);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(15, 7), 1);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(14, 7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(-14, 7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(-15, -7), -1);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(15, -7), -6);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(14, -7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Mod(-14, -7), 0);
- UNIT_ASSERT(!Mod(-14, 0));
- }
- Y_UNIT_TEST(Rem) {
- UNIT_ASSERT_VALUES_EQUAL(*Rem(-1, 7), -1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(1, 7), 1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(0, 7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(-1, -7), -1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(1, -7), 1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(0, -7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(-15, 7), -1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(15, 7), 1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(14, 7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(-14, 7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(-15, -7), -1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(15, -7), 1);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(14, -7), 0);
- UNIT_ASSERT_VALUES_EQUAL(*Rem(-14, -7), 0);
- UNIT_ASSERT(!Rem(-14, 0));
- }
- Y_UNIT_TEST(NearbyInt) {
- const i64 maxV = 9223372036854774784ll;
- const i64 minV = -9223372036854774784ll;
- UNIT_ASSERT_VALUES_EQUAL((i64)(double)(maxV), maxV);
- UNIT_ASSERT_VALUES_EQUAL((i64)(double)(minV), minV);
- UNIT_ASSERT_VALUES_UNEQUAL((i64)(double)(maxV + 1), maxV + 1);
- }
- }
|