1 /* 2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 package org.graalvm.compiler.jtt.lang; 24 25 import java.util.ArrayList; 26 import java.util.Collection; 27 28 import org.junit.Test; 29 import org.junit.runner.RunWith; 30 import org.junit.runners.Parameterized; 31 import org.junit.runners.Parameterized.Parameter; 32 import org.junit.runners.Parameterized.Parameters; 33 34 import org.graalvm.compiler.jtt.JTTTest; 35 36 @RunWith(Parameterized.class) 37 public class Math_round extends JTTTest { 38 39 @Parameter(value = 0) public double input; 40 41 public static double rint(double arg) { 42 return Math.rint(arg); 43 } 44 45 @Test 46 public void runRint() throws Throwable { 47 runTest("rint", input); 48 } 49 50 public static double floor(double arg) { 51 return Math.floor(arg); 52 } 53 54 @Test 55 public void runFloor() throws Throwable { 56 runTest("floor", input); 57 } 58 59 public static double ceil(double arg) { 60 return Math.ceil(arg); 61 } 62 63 @Test 64 public void runCeil() throws Throwable { 65 runTest("ceil", input); 66 } 67 68 @Parameters(name = "{0}") 69 public static Collection<Object[]> data() { 70 ArrayList<Object[]> tests = new ArrayList<>(); 71 for (int i = -3; i < 3; i++) { 72 addTest(tests, i); 73 addTest(tests, i + 0.2); 74 addTest(tests, i + 0.5); 75 addTest(tests, i + 0.7); 76 } 77 addTest(tests, -0.0); 78 addTest(tests, Double.NaN); 79 addTest(tests, Double.NEGATIVE_INFINITY); 80 addTest(tests, Double.POSITIVE_INFINITY); 81 return tests; 82 } 83 84 private static void addTest(ArrayList<Object[]> tests, double input) { 85 tests.add(new Object[]{input}); 86 } 87 }