| /* |
| * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| * or visit www.oracle.com if you need additional information or have any |
| * questions. |
| */ |
| package org.openjdk.testlib.java.util.stream; |
| |
| import org.testng.annotations.DataProvider; |
| |
| import java.util.*; |
| import java.util.Spliterators; |
| import java.util.function.Supplier; |
| import java.util.stream.*; |
| |
| /** TestNG DataProvider for double-valued streams */ |
| public class DoubleStreamTestDataProvider { |
| private static final double[] to0 = new double[0]; |
| private static final double[] to1 = new double[1]; |
| private static final double[] to10 = new double[10]; |
| private static final double[] to100 = new double[100]; |
| // Android-changed: remove 0..1000 test data from data providers. |
| // private static final double[] to1000 = new double[1000]; |
| private static final double[] reversed = new double[100]; |
| private static final double[] ones = new double[100]; |
| private static final double[] twice = new double[200]; |
| private static final double[] pseudoRandom; |
| |
| private static final Object[][] testData; |
| private static final Object[][] spliteratorTestData; |
| |
| static { |
| // Android-changed: remove 0..1000 test data from data providers. |
| // double[][] arrays = {to0, to1, to10, to100, to1000}; |
| double[][] arrays = {to0, to1, to10, to100}; |
| for (double[] arr : arrays) { |
| for (int i = 0; i < arr.length; i++) { |
| arr[i] = i; |
| } |
| } |
| for (int i = 0; i < reversed.length; i++) { |
| reversed[i] = reversed.length - i; |
| } |
| for (int i = 0; i < ones.length; i++) { |
| ones[i] = 1; |
| } |
| System.arraycopy(to100, 0, twice, 0, to100.length); |
| System.arraycopy(to100, 0, twice, to100.length, to100.length); |
| pseudoRandom = new double[LambdaTestHelpers.LONG_STRING.length()]; |
| for (int i = 0; i < LambdaTestHelpers.LONG_STRING.length(); i++) { |
| pseudoRandom[i] = (double) LambdaTestHelpers.LONG_STRING.charAt(i); |
| } |
| } |
| |
| static final Object[][] arrays = { |
| {"empty", to0}, |
| {"0..1", to1}, |
| {"0..10", to10}, |
| {"0..100", to100}, |
| // Android-changed: remove 0..1000 test data from data providers. |
| // {"0..1000", to1000}, |
| {"100x[1]", ones}, |
| {"2x[0..100]", twice}, |
| {"reverse 0..100", reversed}, |
| {"pseudorandom", pseudoRandom} |
| }; |
| |
| static { |
| { |
| List<Object[]> list = new ArrayList<>(); |
| for (Object[] data : arrays) { |
| final Object name = data[0]; |
| final double[] doubles = (double[]) data[1]; |
| |
| list.add(new Object[]{"array:" + name, |
| TestData.Factory.ofArray("array:" + name, doubles)}); |
| |
| SpinedBuffer.OfDouble isl = new SpinedBuffer.OfDouble(); |
| for (double i : doubles) { |
| isl.accept(i); |
| } |
| list.add(new Object[]{"SpinedList:" + name, |
| TestData.Factory.ofSpinedBuffer("SpinedList:" + name, isl)}); |
| } |
| testData = list.toArray(new Object[0][]); |
| } |
| |
| { |
| List<Object[]> spliterators = new ArrayList<>(); |
| for (Object[] data : arrays) { |
| final Object name = data[0]; |
| final double[] doubles = (double[]) data[1]; |
| |
| SpinedBuffer.OfDouble isl = new SpinedBuffer.OfDouble(); |
| for (double i : doubles) { |
| isl.accept(i); |
| } |
| |
| spliterators.add(splitDescr("Arrays.s(array):" + name, |
| () -> Arrays.spliterator(doubles))); |
| spliterators.add(splitDescr("Arrays.s(array,o,l):" + name, |
| () -> Arrays.spliterator(doubles, 0, doubles.length / 2))); |
| |
| spliterators.add(splitDescr("SpinedBuffer.s():" + name, |
| () -> isl.spliterator())); |
| |
| spliterators.add(splitDescr("Primitives.s(SpinedBuffer.iterator(), size):" + name, |
| () -> Spliterators.spliterator(isl.iterator(), doubles.length, 0))); |
| spliterators.add(splitDescr("Primitives.s(SpinedBuffer.iterator()):" + name, |
| () -> Spliterators.spliteratorUnknownSize(isl.iterator(), 0))); |
| // Need more! |
| } |
| spliteratorTestData = spliterators.toArray(new Object[0][]); |
| } |
| |
| } |
| |
| static <T> Object[] splitDescr(String description, Supplier<Spliterator.OfDouble> s) { |
| return new Object[] { description, s }; |
| } |
| |
| // Return an array of ( String name, DoubleStreamTestData ) |
| @DataProvider(name = "DoubleStreamTestData") |
| public static Object[][] makeDoubleStreamTestData() { |
| return testData; |
| } |
| |
| // returns an array of (String name, Supplier<PrimitiveSpliterator<Double>>) |
| @DataProvider(name = "DoubleSpliterator") |
| public static Object[][] spliteratorProvider() { |
| return spliteratorTestData; |
| } |
| } |