Mercurial > hg > graal-jvmci-8
view test/testlibrary_tests/TestMutuallyExclusivePlatformPredicates.java @ 23268:ab64d7ea4f48 jdk8u66-b12
Merge
author | asaha |
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date | Mon, 31 Aug 2015 13:42:04 -0700 |
parents | 0b7060827bca |
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/* * Copyright (c) 2014, 2015, 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. */ import com.oracle.java.testlibrary.Asserts; import com.oracle.java.testlibrary.Platform; import java.lang.reflect.InvocationTargetException; import java.lang.reflect.Method; import java.util.Arrays; import java.util.Collections; import java.util.EnumSet; import java.util.HashSet; import java.util.List; import java.util.Set; /** * @test * @summary Verify that for each group of mutually exclusive predicates defined * in com.oracle.java.testlibrary.Platform one and only one predicate * evaluates to true. * @library /testlibrary * @run main TestMutuallyExclusivePlatformPredicates */ public class TestMutuallyExclusivePlatformPredicates { private static enum MethodGroup { ARCH("isARM", "isPPC", "isSparc", "isX86", "isX64", "isAArch64"), BITNESS("is32bit", "is64bit"), OS("isAix", "isLinux", "isSolaris", "isWindows", "isOSX"), VM_TYPE("isClient", "isServer", "isGraal", "isMinimal"), IGNORED("isEmbedded", "isDebugBuild", "shouldSAAttach", "canPtraceAttachLinux", "canAttachOSX"); public final List<String> methodNames; private MethodGroup(String... methodNames) { this.methodNames = Collections.unmodifiableList( Arrays.asList(methodNames)); } } public static void main(String args[]) { EnumSet<MethodGroup> notIgnoredMethodGroups = EnumSet.complementOf(EnumSet.of(MethodGroup.IGNORED)); notIgnoredMethodGroups.forEach( TestMutuallyExclusivePlatformPredicates::verifyPredicates); TestMutuallyExclusivePlatformPredicates.verifyCoverage(); } /** * Verifies that one and only one predicate method defined in * {@link com.oracle.java.testlibrary.Platform}, whose name included into * methodGroup will return {@code true}. * @param methodGroup The group of methods that should be tested. */ private static void verifyPredicates(MethodGroup methodGroup) { System.out.println("Verifying method group: " + methodGroup.name()); long truePredicatesCount = methodGroup.methodNames.stream() .filter(TestMutuallyExclusivePlatformPredicates ::evaluatePredicate) .count(); Asserts.assertEQ(truePredicatesCount, 1L, String.format( "Only one predicate from group %s should be evaluated to true " + "(Actually %d predicates were evaluated to true).", methodGroup.name(), truePredicatesCount)); } /** * Verifies that all predicates defined in * {@link com.oracle.java.testlibrary.Platform} were either tested or * explicitly ignored. */ private static void verifyCoverage() { Set<String> allMethods = new HashSet<>(); for (MethodGroup group : MethodGroup.values()) { allMethods.addAll(group.methodNames); } for (Method m : Platform.class.getMethods()) { if (m.getParameterCount() == 0 && m.getReturnType() == boolean.class) { Asserts.assertTrue(allMethods.contains(m.getName()), "All Platform's methods with signature '():Z' should " + "be tested "); } } } /** * Evaluates predicate method with name {@code name} defined in * {@link com.oracle.java.testlibrary.Platform}. * * @param name The name of a predicate to be evaluated. * @return evaluated predicate's value. * @throws java.lang.Error if predicate is not defined or could not be * evaluated. */ private static boolean evaluatePredicate(String name) { try { System.out.printf("Trying to evaluate predicate with name %s%n", name); boolean value = (Boolean) Platform.class.getMethod(name).invoke(null); System.out.printf("Predicate evaluated to: %s%n", value); return value; } catch (NoSuchMethodException e) { throw new Error("Predicate with name " + name + " is not defined in " + Platform.class.getName(), e); } catch (IllegalAccessException | InvocationTargetException e) { throw new Error("Unable to evaluate predicate " + name, e); } } }