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/**
* Licensed to the Apache Software Foundation (ASF) under one
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* 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
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* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
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package org.apache.pinot.core.operator.transform.function;
import java.math.BigDecimal;
import java.math.RoundingMode;
import org.apache.pinot.common.request.context.ExpressionContext;
import org.apache.pinot.common.request.context.RequestContextUtils;
import org.apache.pinot.spi.exception.BadQueryRequestException;
import org.testng.Assert;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
public class DivisionTransformFunctionTest extends BaseTransformFunctionTest {
@Test
public void testDivisionTransformFunction() {
ExpressionContext expression =
RequestContextUtils.getExpression(String.format("div(%s,%s)", INT_SV_COLUMN, LONG_SV_COLUMN));
TransformFunction transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
Assert.assertEquals(transformFunction.getName(), DivisionTransformFunction.FUNCTION_NAME);
double[] expectedValues = new double[NUM_ROWS];
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = (double) _intSVValues[i] / (double) _longSVValues[i];
}
testTransformFunction(transformFunction, expectedValues);
expression = RequestContextUtils.getExpression(String.format("div(%s,%s)", LONG_SV_COLUMN, FLOAT_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = (double) _longSVValues[i] / (double) _floatSVValues[i];
}
testTransformFunction(transformFunction, expectedValues);
expression = RequestContextUtils.getExpression(String.format("div(%s,%s)", FLOAT_SV_COLUMN, DOUBLE_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = (double) _floatSVValues[i] / _doubleSVValues[i];
}
testTransformFunction(transformFunction, expectedValues);
expression = RequestContextUtils.getExpression(String.format("div(%s,%s)", DOUBLE_SV_COLUMN, STRING_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = _doubleSVValues[i] / Double.parseDouble(_stringSVValues[i]);
}
testTransformFunction(transformFunction, expectedValues);
expression = RequestContextUtils.getExpression(String.format("div(%s,%s)", STRING_SV_COLUMN, INT_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Double.parseDouble(_stringSVValues[i]) / (double) _intSVValues[i];
}
testTransformFunction(transformFunction, expectedValues);
expression = RequestContextUtils.getExpression(
String.format("div(div(div(div(div(12,%s),%s),div(div(%s,%s),0.34)),%s),%s)", STRING_SV_COLUMN,
DOUBLE_SV_COLUMN, FLOAT_SV_COLUMN, LONG_SV_COLUMN, INT_SV_COLUMN, DOUBLE_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = (((((12d / Double.parseDouble(_stringSVValues[i])) / _doubleSVValues[i]) / (
((double) _floatSVValues[i] / (double) _longSVValues[i]) / 0.34)) / (double) _intSVValues[i])
/ _doubleSVValues[i]);
}
testTransformFunction(transformFunction, expectedValues);
expression =
RequestContextUtils.getExpression(String.format("div(%s,%s)", DOUBLE_SV_COLUMN, BIG_DECIMAL_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
BigDecimal[] expectedBigDecimalValues = new BigDecimal[NUM_ROWS];
for (int i = 0; i < NUM_ROWS; i++) {
expectedBigDecimalValues[i] =
BigDecimal.valueOf(_doubleSVValues[i]).divide(_bigDecimalSVValues[i], RoundingMode.HALF_EVEN);
}
testTransformFunction(transformFunction, expectedBigDecimalValues);
expression = RequestContextUtils.getExpression(
String.format("div(div(div('3430.34473923874923809',div(%s,0.34)),%s),%s)", STRING_SV_COLUMN,
BIG_DECIMAL_SV_COLUMN, INT_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof DivisionTransformFunction);
BigDecimal constant1 = BigDecimal.valueOf(0.34d);
BigDecimal constant2 = new BigDecimal("3430.34473923874923809");
for (int i = 0; i < NUM_ROWS; i++) {
BigDecimal val1 = new BigDecimal(_stringSVValues[i]).divide(constant1, RoundingMode.HALF_EVEN);
BigDecimal val2 = constant2.divide(val1, RoundingMode.HALF_EVEN);
BigDecimal val3 = val2.divide(_bigDecimalSVValues[i], RoundingMode.HALF_EVEN);
expectedBigDecimalValues[i] = val3.divide(BigDecimal.valueOf(_intSVValues[i]), RoundingMode.HALF_EVEN);
}
testTransformFunction(transformFunction, expectedBigDecimalValues);
}
@Test(dataProvider = "testIllegalArguments", expectedExceptions = {BadQueryRequestException.class})
public void testIllegalArguments(String expressionStr) {
ExpressionContext expression = RequestContextUtils.getExpression(expressionStr);
TransformFunctionFactory.get(expression, _dataSourceMap);
}
@DataProvider(name = "testIllegalArguments")
public Object[][] testIllegalArguments() {
return new Object[][]{
new Object[]{String.format("div(%s)", INT_SV_COLUMN)}, new Object[]{
String.format("div(%s, %s)", INT_MV_COLUMN, LONG_SV_COLUMN)
}, new Object[]{
String.format("div(%s, %s)", LONG_SV_COLUMN, INT_MV_COLUMN)
}
};
}
}