// Path: src/main/java/ro/hasna/ts/math/exception/ArrayLengthIsNotDivisibleException.java
// public class ArrayLengthIsNotDivisibleException extends NumberIsNotDivisibleException {
//     private static final long serialVersionUID = 1652407890465175618L;
// 
//     /**
//      * Construct the exception.
//      *
//      * @param wrong  Value that is not divisible with the factor.
//      * @param factor The factor.
//      */
//     public ArrayLengthIsNotDivisibleException(Number wrong, Integer factor) {
//         super(wrong, factor);
//     }
// 
//     /**
//      * Construct the exception with a specific context.
//      *
//      * @param specific Specific context pattern.
//      * @param wrong    Value that is not divisible with the factor.
//      * @param factor   The factor.
//      */
//     public ArrayLengthIsNotDivisibleException(Localizable specific, Number wrong, Integer factor) {
//         super(specific, wrong, factor);
//     }
// }
// 
// Path: src/main/java/ro/hasna/ts/math/exception/ArrayLengthIsTooSmallException.java
// public class ArrayLengthIsTooSmallException extends NumberIsTooSmallException {
//     private static final long serialVersionUID = -2633584088507009304L;
// 
//     /**
//      * Construct the exception.
//      *
//      * @param wrong          Value that is smaller than the minimum.
//      * @param min            Minimum.
//      * @param boundIsAllowed Whether {@code min} is included in the allowed range.
//      */
//     public ArrayLengthIsTooSmallException(Number wrong, Number min, boolean boundIsAllowed) {
//         super(wrong, min, boundIsAllowed);
//     }
// 
//     /**
//      * Construct the exception with a specific context.
//      *
//      * @param specific       Specific context pattern.
//      * @param wrong          Value that is smaller than the minimum.
//      * @param min            Minimum.
//      * @param boundIsAllowed Whether {@code min} is included in the allowed range.
//      */
//     public ArrayLengthIsTooSmallException(Localizable specific, Number wrong, Number min, boolean boundIsAllowed) {
//         super(specific, wrong, min, boundIsAllowed);
//     }
// }
// 
// Path: src/main/java/ro/hasna/ts/math/type/MeanSlopePair.java
// @Data
// public class MeanSlopePair {
//     /**
//      * The mean value for the segment.
//      */
//     private final double mean;
//     /**
//      * The slope of the segment.
//      */
//     private final double slope;
// }


import org.apache.commons.math3.exception.NumberIsTooSmallException;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import ro.hasna.ts.math.exception.ArrayLengthIsNotDivisibleException;
import ro.hasna.ts.math.exception.ArrayLengthIsTooSmallException;
import ro.hasna.ts.math.type.MeanSlopePair;
/*
 * Copyright 2015 Octavian Hasna
 *
 * 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 ro.hasna.ts.math.representation;



public class PiecewiseLinearAggregateApproximationTest {

    @Rule
    public ExpectedException thrown = ExpectedException.none();

    @Test
    public void testConstructor() throws Exception {
        thrown.expect(NumberIsTooSmallException.class);
        thrown.expectMessage("0 is smaller than the minimum (1)");

        new PiecewiseLinearAggregateApproximation(0);
    }

    @Test
    public void testTransformMoreSegmentsThanValues() throws Exception {
        thrown.expect(ArrayLengthIsTooSmallException.class);
        thrown.expectMessage("3 is smaller than the minimum (4)");

        PiecewiseLinearAggregateApproximation plaa = new PiecewiseLinearAggregateApproximation(4);
        double[] v = {1, 2, 3};

        plaa.transform(v);
    }

    @Test
    public void testTransformSegmentsNotDivisible() throws Exception {
        thrown.expect(ArrayLengthIsNotDivisibleException.class);
        thrown.expectMessage("5 is not divisible with 4");

        PiecewiseLinearAggregateApproximation plaa = new PiecewiseLinearAggregateApproximation(4);
        double[] v = {1, 2, 3, 4, 5};

        plaa.transform(v);
    }

    @Test
    public void testTransformStrict() throws Exception {
        PiecewiseLinearAggregateApproximation plaa = new PiecewiseLinearAggregateApproximation(2);
        double[] v = {1, 2, 3, 3, 2, 1};
// Path: src/main/java/ro/hasna/ts/math/exception/ArrayLengthIsNotDivisibleException.java
// public class ArrayLengthIsNotDivisibleException extends NumberIsNotDivisibleException {
//     private static final long serialVersionUID = 1652407890465175618L;
// 
//     /**
//      * Construct the exception.
//      *
//      * @param wrong  Value that is not divisible with the factor.
//      * @param factor The factor.
//      */
//     public ArrayLengthIsNotDivisibleException(Number wrong, Integer factor) {
//         super(wrong, factor);
//     }
// 
//     /**
//      * Construct the exception with a specific context.
//      *
//      * @param specific Specific context pattern.
//      * @param wrong    Value that is not divisible with the factor.
//      * @param factor   The factor.
//      */
//     public ArrayLengthIsNotDivisibleException(Localizable specific, Number wrong, Integer factor) {
//         super(specific, wrong, factor);
//     }
// }
// 
// Path: src/main/java/ro/hasna/ts/math/exception/ArrayLengthIsTooSmallException.java
// public class ArrayLengthIsTooSmallException extends NumberIsTooSmallException {
//     private static final long serialVersionUID = -2633584088507009304L;
// 
//     /**
//      * Construct the exception.
//      *
//      * @param wrong          Value that is smaller than the minimum.
//      * @param min            Minimum.
//      * @param boundIsAllowed Whether {@code min} is included in the allowed range.
//      */
//     public ArrayLengthIsTooSmallException(Number wrong, Number min, boolean boundIsAllowed) {
//         super(wrong, min, boundIsAllowed);
//     }
// 
//     /**
//      * Construct the exception with a specific context.
//      *
//      * @param specific       Specific context pattern.
//      * @param wrong          Value that is smaller than the minimum.
//      * @param min            Minimum.
//      * @param boundIsAllowed Whether {@code min} is included in the allowed range.
//      */
//     public ArrayLengthIsTooSmallException(Localizable specific, Number wrong, Number min, boolean boundIsAllowed) {
//         super(specific, wrong, min, boundIsAllowed);
//     }
// }
// 
// Path: src/main/java/ro/hasna/ts/math/type/MeanSlopePair.java
// @Data
// public class MeanSlopePair {
//     /**
//      * The mean value for the segment.
//      */
//     private final double mean;
//     /**
//      * The slope of the segment.
//      */
//     private final double slope;
// }


// Path: src/test/java/ro/hasna/ts/math/representation/PiecewiseLinearAggregateApproximationTest.java
import org.apache.commons.math3.exception.NumberIsTooSmallException;
import org.junit.Assert;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import ro.hasna.ts.math.exception.ArrayLengthIsNotDivisibleException;
import ro.hasna.ts.math.exception.ArrayLengthIsTooSmallException;
import ro.hasna.ts.math.type.MeanSlopePair;

/*
 * Copyright 2015 Octavian Hasna
 *
 * 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 ro.hasna.ts.math.representation;



public class PiecewiseLinearAggregateApproximationTest {

    @Rule
    public ExpectedException thrown = ExpectedException.none();

    @Test
    public void testConstructor() throws Exception {
        thrown.expect(NumberIsTooSmallException.class);
        thrown.expectMessage("0 is smaller than the minimum (1)");

        new PiecewiseLinearAggregateApproximation(0);
    }

    @Test
    public void testTransformMoreSegmentsThanValues() throws Exception {
        thrown.expect(ArrayLengthIsTooSmallException.class);
        thrown.expectMessage("3 is smaller than the minimum (4)");

        PiecewiseLinearAggregateApproximation plaa = new PiecewiseLinearAggregateApproximation(4);
        double[] v = {1, 2, 3};

        plaa.transform(v);
    }

    @Test
    public void testTransformSegmentsNotDivisible() throws Exception {
        thrown.expect(ArrayLengthIsNotDivisibleException.class);
        thrown.expectMessage("5 is not divisible with 4");

        PiecewiseLinearAggregateApproximation plaa = new PiecewiseLinearAggregateApproximation(4);
        double[] v = {1, 2, 3, 4, 5};

        plaa.transform(v);
    }

    @Test
    public void testTransformStrict() throws Exception {
        PiecewiseLinearAggregateApproximation plaa = new PiecewiseLinearAggregateApproximation(2);
        double[] v = {1, 2, 3, 3, 2, 1};
        MeanSlopePair[] expected = {new MeanSlopePair(2.0, 1.0), new MeanSlopePair(2.0, -1.0)};