/*
* Licensed 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.
*/
package com.facebook.presto.type;
import com.facebook.presto.operator.scalar.AbstractTestFunctions;
import org.testng.annotations.Test;
import static com.facebook.presto.spi.StandardErrorCode.DIVISION_BY_ZERO;
import static com.facebook.presto.spi.StandardErrorCode.INVALID_CAST_ARGUMENT;
import static com.facebook.presto.spi.type.BigintType.BIGINT;
import static com.facebook.presto.spi.type.BooleanType.BOOLEAN;
import static com.facebook.presto.spi.type.DoubleType.DOUBLE;
import static com.facebook.presto.spi.type.IntegerType.INTEGER;
import static com.facebook.presto.spi.type.RealType.REAL;
import static com.facebook.presto.spi.type.SmallintType.SMALLINT;
import static com.facebook.presto.spi.type.TinyintType.TINYINT;
import static com.facebook.presto.spi.type.VarcharType.VARCHAR;
import static java.lang.String.format;
public class TestTinyintOperators
extends AbstractTestFunctions
{
@Test
public void testLiteral()
throws Exception
{
assertFunction("TINYINT'37'", TINYINT, (byte) 37);
assertFunction("TINYINT'17'", TINYINT, (byte) 17);
assertInvalidCast("TINYINT'" + ((long) Byte.MAX_VALUE + 1L) + "'");
}
@Test
public void testUnaryPlus()
throws Exception
{
assertFunction("+TINYINT'37'", TINYINT, (byte) 37);
assertFunction("+TINYINT'17'", TINYINT, (byte) 17);
}
@Test
public void testUnaryMinus()
throws Exception
{
assertFunction("TINYINT'-37'", TINYINT, (byte) -37);
assertFunction("TINYINT'-17'", TINYINT, (byte) -17);
assertInvalidFunction("TINYINT'-" + Byte.MIN_VALUE + "'", INVALID_CAST_ARGUMENT);
}
@Test
public void testAdd()
throws Exception
{
assertFunction("TINYINT'37' + TINYINT'37'", TINYINT, (byte) (37 + 37));
assertFunction("TINYINT'37' + TINYINT'17'", TINYINT, (byte) (37 + 17));
assertFunction("TINYINT'17' + TINYINT'37'", TINYINT, (byte) (17 + 37));
assertFunction("TINYINT'17' + TINYINT'17'", TINYINT, (byte) (17 + 17));
assertNumericOverflow(format("TINYINT'%s' + TINYINT'1'", Byte.MAX_VALUE), "tinyint addition overflow: 127 + 1");
}
@Test
public void testSubtract()
throws Exception
{
assertFunction("TINYINT'37' - TINYINT'37'", TINYINT, (byte) 0);
assertFunction("TINYINT'37' - TINYINT'17'", TINYINT, (byte) (37 - 17));
assertFunction("TINYINT'17' - TINYINT'37'", TINYINT, (byte) (17 - 37));
assertFunction("TINYINT'17' - TINYINT'17'", TINYINT, (byte) 0);
assertNumericOverflow(format("TINYINT'%s' - TINYINT'1'", Byte.MIN_VALUE), "tinyint subtraction overflow: -128 - 1");
}
@Test
public void testMultiply()
throws Exception
{
assertFunction("TINYINT'11' * TINYINT'11'", TINYINT, (byte) (11 * 11));
assertFunction("TINYINT'11' * TINYINT'9'", TINYINT, (byte) (11 * 9));
assertFunction("TINYINT'9' * TINYINT'11'", TINYINT, (byte) (9 * 11));
assertFunction("TINYINT'9' * TINYINT'9'", TINYINT, (byte) (9 * 9));
assertNumericOverflow(format("TINYINT'%s' * TINYINT'2'", Byte.MAX_VALUE), "tinyint multiplication overflow: 127 * 2");
}
@Test
public void testDivide()
throws Exception
{
assertFunction("TINYINT'37' / TINYINT'37'", TINYINT, (byte) 1);
assertFunction("TINYINT'37' / TINYINT'17'", TINYINT, (byte) (37 / 17));
assertFunction("TINYINT'17' / TINYINT'37'", TINYINT, (byte) (17 / 37));
assertFunction("TINYINT'17' / TINYINT'17'", TINYINT, (byte) 1);
assertInvalidFunction("TINYINT'17' / TINYINT'0'", DIVISION_BY_ZERO);
}
@Test
public void testModulus()
throws Exception
{
assertFunction("TINYINT'37' % TINYINT'37'", TINYINT, (byte) 0);
assertFunction("TINYINT'37' % TINYINT'17'", TINYINT, (byte) (37 % 17));
assertFunction("TINYINT'17' % TINYINT'37'", TINYINT, (byte) (17 % 37));
assertFunction("TINYINT'17' % TINYINT'17'", TINYINT, (byte) 0);
assertInvalidFunction("TINYINT'17' % TINYINT'0'", DIVISION_BY_ZERO);
}
@Test
public void testNegation()
throws Exception
{
assertFunction("-(TINYINT'37')", TINYINT, (byte) -37);
assertFunction("-(TINYINT'17')", TINYINT, (byte) -17);
assertFunction("-(TINYINT'" + Byte.MAX_VALUE + "')", TINYINT, (byte) (Byte.MIN_VALUE + 1));
assertNumericOverflow(format("-(TINYINT'%s')", Byte.MIN_VALUE), "tinyint negation overflow: -128");
}
@Test
public void testEqual()
throws Exception
{
assertFunction("TINYINT'37' = TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'37' = TINYINT'17'", BOOLEAN, false);
assertFunction("TINYINT'17' = TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'17' = TINYINT'17'", BOOLEAN, true);
}
@Test
public void testNotEqual()
throws Exception
{
assertFunction("TINYINT'37' <> TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'37' <> TINYINT'17'", BOOLEAN, true);
assertFunction("TINYINT'17' <> TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'17' <> TINYINT'17'", BOOLEAN, false);
}
@Test
public void testLessThan()
throws Exception
{
assertFunction("TINYINT'37' < TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'37' < TINYINT'17'", BOOLEAN, false);
assertFunction("TINYINT'17' < TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'17' < TINYINT'17'", BOOLEAN, false);
}
@Test
public void testLessThanOrEqual()
throws Exception
{
assertFunction("TINYINT'37' <= TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'37' <= TINYINT'17'", BOOLEAN, false);
assertFunction("TINYINT'17' <= TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'17' <= TINYINT'17'", BOOLEAN, true);
}
@Test
public void testGreaterThan()
throws Exception
{
assertFunction("TINYINT'37' > TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'37' > TINYINT'17'", BOOLEAN, true);
assertFunction("TINYINT'17' > TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'17' > TINYINT'17'", BOOLEAN, false);
}
@Test
public void testGreaterThanOrEqual()
throws Exception
{
assertFunction("TINYINT'37' >= TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'37' >= TINYINT'17'", BOOLEAN, true);
assertFunction("TINYINT'17' >= TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'17' >= TINYINT'17'", BOOLEAN, true);
}
@Test
public void testBetween()
throws Exception
{
assertFunction("TINYINT'37' BETWEEN TINYINT'37' AND TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'37' BETWEEN TINYINT'37' AND TINYINT'17'", BOOLEAN, false);
assertFunction("TINYINT'37' BETWEEN TINYINT'17' AND TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'37' BETWEEN TINYINT'17' AND TINYINT'17'", BOOLEAN, false);
assertFunction("TINYINT'17' BETWEEN TINYINT'37' AND TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'17' BETWEEN TINYINT'37' AND TINYINT'17'", BOOLEAN, false);
assertFunction("TINYINT'17' BETWEEN TINYINT'17' AND TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'17' BETWEEN TINYINT'17' AND TINYINT'17'", BOOLEAN, true);
}
@Test
public void testCastToBigint()
throws Exception
{
assertFunction("cast(TINYINT'37' as bigint)", BIGINT, 37L);
assertFunction("cast(TINYINT'17' as bigint)", BIGINT, 17L);
}
@Test
public void testCastToInteger()
throws Exception
{
assertFunction("cast(TINYINT'37' as integer)", INTEGER, 37);
assertFunction("cast(TINYINT'17' as integer)", INTEGER, 17);
}
@Test
public void testCastToSmallint()
throws Exception
{
assertFunction("cast(TINYINT'37' as smallint)", SMALLINT, (short) 37);
assertFunction("cast(TINYINT'17' as smallint)", SMALLINT, (short) 17);
}
@Test
public void testCastToVarchar()
throws Exception
{
assertFunction("cast(TINYINT'37' as varchar)", VARCHAR, "37");
assertFunction("cast(TINYINT'17' as varchar)", VARCHAR, "17");
}
@Test
public void testCastToDouble()
throws Exception
{
assertFunction("cast(TINYINT'37' as double)", DOUBLE, 37.0);
assertFunction("cast(TINYINT'17' as double)", DOUBLE, 17.0);
}
@Test
public void testCastToFloat()
throws Exception
{
assertFunction("cast(TINYINT'37' as real)", REAL, 37.0f);
assertFunction("cast(TINYINT'-128' as real)", REAL, -128.0f);
assertFunction("cast(TINYINT'0' as real)", REAL, 0.0f);
}
@Test
public void testCastToBoolean()
throws Exception
{
assertFunction("cast(TINYINT'37' as boolean)", BOOLEAN, true);
assertFunction("cast(TINYINT'17' as boolean)", BOOLEAN, true);
assertFunction("cast(TINYINT'0' as boolean)", BOOLEAN, false);
}
@Test
public void testCastFromVarchar()
throws Exception
{
assertFunction("cast('37' as tinyint)", TINYINT, (byte) 37);
assertFunction("cast('17' as tinyint)", TINYINT, (byte) 17);
}
@Test
public void testIsDistinctFrom()
throws Exception
{
assertFunction("CAST(NULL AS TINYINT) IS DISTINCT FROM CAST(NULL AS TINYINT)", BOOLEAN, false);
assertFunction("TINYINT'37' IS DISTINCT FROM TINYINT'37'", BOOLEAN, false);
assertFunction("TINYINT'37' IS DISTINCT FROM TINYINT'38'", BOOLEAN, true);
assertFunction("NULL IS DISTINCT FROM TINYINT'37'", BOOLEAN, true);
assertFunction("TINYINT'37' IS DISTINCT FROM NULL", BOOLEAN, true);
}
}