/*
 * Zorbage: an algebraic data hierarchy for use in numeric processing.
 *
 * Copyright (C) 2016-2018 Barry DeZonia
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package nom.bdezonia.zorbage.algorithm;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import org.junit.Test;

import nom.bdezonia.zorbage.groups.G;
import nom.bdezonia.zorbage.type.data.float64.real.Float64Member;
import nom.bdezonia.zorbage.type.storage.IndexedDataSource;
import nom.bdezonia.zorbage.type.storage.array.ArrayStorage;

/**
 * 
 * @author Barry DeZonia
 *
 */
public class TestSample {

	@Test
	public void test() {

		IndexedDataSource<?,Float64Member> a = ArrayStorage.allocateDoubles(
				new double[] {1,4,5,2,2,6,9,3,17});
		IndexedDataSource<?,Float64Member> b = ArrayStorage.allocateDoubles(
				new double[9]);
		Float64Member value = G.DBL.construct();
		
		Sample.compute(G.DBL, 5, a, b);
		int count = 0;
		for (int i = 0; i < b.size(); i++) {
			b.get(i, value);
			if (value.v() > 0)
				count++;
			assertTrue(
					value.v()==1 || value.v()==4 || value.v()==5 ||
					value.v()==2 || value.v()==6 || value.v()==9 ||
					value.v()==3 || value.v()==17
			);
		}
		assertEquals(9, count);
	}
}

/*
 * Zorbage: an algebraic data hierarchy for use in numeric processing.
 *
 * Copyright (C) 2016-2018 Barry DeZonia
 * 
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 * 
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */
package nom.bdezonia.zorbage.algorithm;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;

import org.junit.Test;

import nom.bdezonia.zorbage.groups.G;
import nom.bdezonia.zorbage.type.data.float64.real.Float64Member;
import nom.bdezonia.zorbage.type.storage.IndexedDataSource;
import nom.bdezonia.zorbage.type.storage.array.ArrayStorage;

/**
 * 
 * @author Barry DeZonia
 *
 */
public class TestSample {

	@Test
	public void test() {

		IndexedDataSource<?,Float64Member> a = ArrayStorage.allocateDoubles(
				new double[] {1,4,5,2,2,6,9,3,17});
		IndexedDataSource<?,Float64Member> b = ArrayStorage.allocateDoubles(
				new double[9]);
		Float64Member value = G.DBL.construct();
		
		Sample.compute(G.DBL, 5, a, b);
		int count = 0;
		for (int i = 0; i < b.size(); i++) {
			b.get(i, value);
			if (value.v() > 0)
				count++;
			assertTrue(
					value.v()==1 || value.v()==4 || value.v()==5 || value.v()==2
			);
		}
		assertEquals(9, count);
	}
}

Make a test more stringent