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Java example source code file (CountTest.java)
The CountTest.java Java example source code/* * Copyright (c) 2014, 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. */ /** * @test * @summary Tests counting of streams * @bug 8031187 */ package org.openjdk.tests.java.util.stream; import java.util.concurrent.atomic.AtomicLong; import java.util.stream.DoubleStream; import java.util.stream.DoubleStreamTestDataProvider; import java.util.stream.IntStream; import java.util.stream.IntStreamTestDataProvider; import java.util.stream.LongStream; import java.util.stream.LongStreamTestDataProvider; import java.util.stream.OpTestCase; import java.util.stream.Stream; import java.util.stream.StreamTestDataProvider; import java.util.stream.TestData; import org.testng.annotations.Test; public class CountTest extends OpTestCase { @Test(dataProvider = "StreamTestData<Integer>", dataProviderClass = StreamTestDataProvider.class) public void testOps(String name, TestData.OfRef<Integer> data) { AtomicLong expectedCount = new AtomicLong(); data.stream().forEach(e -> expectedCount.incrementAndGet()); withData(data). terminal(Stream::count). expectedResult(expectedCount.get()). exercise(); } @Test(dataProvider = "IntStreamTestData", dataProviderClass = IntStreamTestDataProvider.class) public void testOps(String name, TestData.OfInt data) { AtomicLong expectedCount = new AtomicLong(); data.stream().forEach(e -> expectedCount.incrementAndGet()); withData(data). terminal(IntStream::count). expectedResult(expectedCount.get()). exercise(); } @Test(dataProvider = "LongStreamTestData", dataProviderClass = LongStreamTestDataProvider.class) public void testOps(String name, TestData.OfLong data) { AtomicLong expectedCount = new AtomicLong(); data.stream().forEach(e -> expectedCount.incrementAndGet()); withData(data). terminal(LongStream::count). expectedResult(expectedCount.get()). exercise(); } @Test(dataProvider = "DoubleStreamTestData", dataProviderClass = DoubleStreamTestDataProvider.class) public void testOps(String name, TestData.OfDouble data) { AtomicLong expectedCount = new AtomicLong(); data.stream().forEach(e -> expectedCount.incrementAndGet()); withData(data). terminal(DoubleStream::count). expectedResult(expectedCount.get()). exercise(); } } Other Java examples (source code examples)Here is a short list of links related to this Java CountTest.java source code file: |
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