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/*
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* Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package org.graalvm.compiler.core.test;
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import java.io.IOException;
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import java.nio.file.DirectoryStream;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import jdk.internal.vm.compiler.collections.EconomicMap;
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import org.graalvm.compiler.debug.DebugOptions;
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import org.graalvm.compiler.options.OptionKey;
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import org.graalvm.compiler.options.OptionValues;
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import org.junit.Test;
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/**
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* Check that setting the dump path results in files ending up in the right directory with matching
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* names.
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*/
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public class DumpPathTest extends GraalCompilerTest {
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public static Object snippet() {
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return new String("snippet");
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}
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@Test
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public void testDump() throws IOException {
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assumeManagementLibraryIsLoadable();
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Path dumpDirectoryPath = Files.createTempDirectory("DumpPathTest");
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String[] extensions = new String[]{".cfg", ".bgv", ".graph-strings"};
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EconomicMap<OptionKey<?>, Object> overrides = OptionValues.newOptionMap();
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overrides.put(DebugOptions.DumpPath, dumpDirectoryPath.toString());
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overrides.put(DebugOptions.PrintGraphFile, true);
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overrides.put(DebugOptions.PrintCanonicalGraphStrings, true);
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overrides.put(DebugOptions.Dump, "*");
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// Generate dump files.
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test(new OptionValues(getInitialOptions(), overrides), "snippet");
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// Check that Ideal files got created, in the right place.
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checkForFiles(dumpDirectoryPath, extensions);
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// Clean up the generated files.
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scrubDirectory(dumpDirectoryPath);
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}
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/**
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* Check that the given directory contains file or directory names with all the given
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* extensions.
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*/
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private static void checkForFiles(Path directoryPath, String[] extensions) throws IOException {
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String[] paths = new String[extensions.length];
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try (DirectoryStream<Path> stream = Files.newDirectoryStream(directoryPath)) {
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for (Path filePath : stream) {
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String fileName = filePath.getFileName().toString();
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for (int i = 0; i < extensions.length; i++) {
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String extension = extensions[i];
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if (fileName.endsWith(extensions[i])) {
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assertTrue(paths[i] == null, "multiple files found for %s in %s", extension, directoryPath);
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paths[i] = fileName.replace(extensions[i], "");
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}
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}
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}
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}
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for (int i = 0; i < paths.length; i++) {
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assertTrue(paths[i] != null, "missing file for extension %s in %s", extensions[i], directoryPath);
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}
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// Ensure that all file names are the same.
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for (int i = 1; i < paths.length; i++) {
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assertTrue(paths[0].equals(paths[i]), paths[0] + " != " + paths[i]);
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}
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}
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/**
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* Remove the temporary directory.
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*/
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private static void scrubDirectory(Path directoryPath) {
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try {
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try (DirectoryStream<Path> stream = Files.newDirectoryStream(directoryPath)) {
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for (Path filePath : stream) {
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if (Files.isRegularFile(filePath)) {
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Files.delete(filePath);
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} else if (Files.isDirectory(filePath)) {
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scrubDirectory(filePath);
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}
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}
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}
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Files.delete(directoryPath);
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} catch (IOException ioe) {
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ioe.printStackTrace();
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}
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}
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}
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