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111 lines
4.0 KiB
Java
111 lines
4.0 KiB
Java
/*
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* Copyright (c) 2025, 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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/*
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* @test
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* @bug 8343802
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* @comment Only need to run this once, in tier1.
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* @requires vm.flagless & vm.debug
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* @summary Tests that HotSpot C++ files have sorted includes
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* @build SortIncludes
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* @run main TestIncludesAreSorted
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*/
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import java.io.IOException;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.Paths;
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import java.util.stream.Stream;
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public class TestIncludesAreSorted {
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/**
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* The directories under {@code <jdk>/src/hotspot} to process. This list can be expanded over
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* time until the point where it's simply "." (i.e. all HotSpot source files are compliant and
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* can be checked).
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*/
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private static final String[] HOTSPOT_SOURCES_TO_CHECK = {
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"os/linux",
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"os/posix",
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"share"
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};
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/**
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* Gets the absolute path to {@code <jdk>/src/hotspot} by searching up the file system starting
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* at {@code dir}.
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*/
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private static Path getHotSpotSrcDir(Path dir) {
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while (dir != null) {
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Path path = dir.resolve("src").resolve("hotspot");
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if (Files.exists(path)) {
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return path;
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}
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dir = dir.getParent();
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}
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throw new RuntimeException("Could not locate the src/hotspot directory by searching up from " + dir);
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}
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public static void main(String[] ignore) throws IOException {
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Path testSrcDir = Paths.get(System.getProperty("test.src"));
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Path root = getHotSpotSrcDir(testSrcDir);
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String[] args = Stream.of(HOTSPOT_SOURCES_TO_CHECK)//
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.map(root::resolve)
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.map(Path::toString)
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.toArray(String[]::new);
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try {
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SortIncludes.main(args);
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} catch (SortIncludes.UnsortedIncludesException e) {
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String msg = String.format("""
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%s
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This should be fixable by running:
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java %s.java --update %s
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Note that non-space characters after the closing " or > of an include statement
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can be used to prevent re-ordering of the include. For example:
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#include "e.hpp"
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#include "d.hpp"
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#include "c.hpp" // do not reorder
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#include "b.hpp"
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#include "a.hpp"
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will be reformatted as:
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#include "d.hpp"
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#include "e.hpp"
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#include "c.hpp" // do not reorder
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#include "a.hpp"
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#include "b.hpp"
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""",
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e.getMessage(),
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testSrcDir.resolve(SortIncludes.class.getSimpleName()),
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String.join(" ", args));
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throw new RuntimeException(msg);
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}
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}
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}
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