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MCOL-641 1. Add support for int128_t in ParsedColumnFilter.

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2. Set Decimal precision in SimpleColumn::evaluate().
3. Add support for int128_t in ConstantColumn.
4. Set IDB_Decimal::s128Value in buildDecimalColumn().
5. Use width 16 as first if predicate for branching based on decimal width.
This commit is contained in:
Gagan Goel
2020-03-13 15:42:25 -04:00
committed by Roman Nozdrin
parent 0bd172cd6e
commit 74b64eb4f1
21 changed files with 348 additions and 238 deletions
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64
tests/dataconvert-tests.cpp
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@ -729,5 +729,67 @@ TEST(DataConvertTest, DecimalToStringCheckScale38)
EXPECT_EQ(string(buf), expected);
}
TEST(DataConvertTest, ConvertColumnData) {
TEST(DataConvertTest, DecimalToStringCheckScale37)
{
CalpontSystemCatalog::ColType ct;
ct.colDataType = CalpontSystemCatalog::DECIMAL;
char buf[42];
string expected;
ct.precision = 38;
ct.scale = 37;
int128_t res;
// test simple values
res = 0;
expected = "0.0000000000000000000000000000000000000";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = 2;
expected = "0.0000000000000000000000000000000000002";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = -2;
expected = "-0.0000000000000000000000000000000000002";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = 123;
expected = "0.0000000000000000000000000000000000123";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = -123;
expected = "-0.0000000000000000000000000000000000123";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = ((((((int128_t)1234567890 * 10000000000) + 1234567890) * 10000000000) + 1234567890) * 100000000 ) + 12345678;
expected = "1.2345678901234567890123456789012345678";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = -res;
expected = "-1.2345678901234567890123456789012345678";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
// test max/min decimal (i.e. 38 9's)
res = ((((((((int128_t)999999999 * 1000000000) + 999999999) * 1000000000) + 999999999) * 1000000000 ) + 999999999) * 100) + 99;
expected = "9.9999999999999999999999999999999999999";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = -res;
expected = "-9.9999999999999999999999999999999999999";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
// test trailing zeros
res = 123000;
expected = "0.0000000000000000000000000000000123000";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
res = -res;
expected = "-0.0000000000000000000000000000000123000";
DataConvert::decimalToString(&res, ct.scale, buf, 42, ct.colDataType);
EXPECT_EQ(string(buf), expected);
}
TEST(DataConvertTest, ConvertColumnData)
{
}