blob: 3c3b29f8de24c54ce7accdf1d318325013fbce02 [file] [log] [blame]
/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* 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
* "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 org.apache.pinot.core.operator.transform.function;
import org.apache.pinot.common.request.context.ExpressionContext;
import org.apache.pinot.common.request.context.RequestContextUtils;
import org.testng.Assert;
import org.testng.annotations.Test;
public class PowerTransformFunctionTest extends BaseTransformFunctionTest {
@Test
public void testPowerTransformFunction() {
ExpressionContext expression =
RequestContextUtils.getExpression(String.format("power(%s,%s)", INT_SV_COLUMN, LONG_SV_COLUMN));
TransformFunction transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof PowerTransformFunction);
Assert.assertEquals(transformFunction.getName(), PowerTransformFunction.FUNCTION_NAME);
double[] expectedValues = new double[NUM_ROWS];
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Math.pow((double) _intSVValues[i], (double) _longSVValues[i]);
}
testTransformFunction(transformFunction, expectedValues);
expression =
RequestContextUtils.getExpression(String.format("power(%s,%s)", LONG_SV_COLUMN, FLOAT_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof PowerTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Math.pow((double) _longSVValues[i], (double) _floatSVValues[i]);
}
testTransformFunction(transformFunction, expectedValues);
expression =
RequestContextUtils.getExpression(String.format("power(%s,%s)", FLOAT_SV_COLUMN, DOUBLE_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof PowerTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Math.pow((double) _floatSVValues[i], _doubleSVValues[i]);
}
testTransformFunction(transformFunction, expectedValues);
expression =
RequestContextUtils.getExpression(String.format("power(%s,%s)", DOUBLE_SV_COLUMN, STRING_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof PowerTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Math.pow(_doubleSVValues[i], Double.parseDouble(_stringSVValues[i]));
}
testTransformFunction(transformFunction, expectedValues);
expression =
RequestContextUtils.getExpression(String.format("power(%s,%s)", STRING_SV_COLUMN, INT_SV_COLUMN));
transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof PowerTransformFunction);
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Math.pow(Double.parseDouble(_stringSVValues[i]), (double) _intSVValues[i]);
}
testTransformFunction(transformFunction, expectedValues);
}
@Test
public void testPowerTransformFunctionWithLiteralExponents() {
Double exponent = 2.5;
ExpressionContext expression =
RequestContextUtils.getExpression(String.format("power(%s, %f)", INT_SV_COLUMN, exponent));
TransformFunction transformFunction = TransformFunctionFactory.get(expression, _dataSourceMap);
Assert.assertTrue(transformFunction instanceof PowerTransformFunction);
Assert.assertEquals(transformFunction.getName(), PowerTransformFunction.FUNCTION_NAME);
double[] expectedValues = new double[NUM_ROWS];
for (int i = 0; i < NUM_ROWS; i++) {
expectedValues[i] = Math.pow((double) _intSVValues[i], exponent);
}
testTransformFunction(transformFunction, expectedValues);
}
}