CoCalc -- Test.java

GitHub Repository: PojavLauncherTeam/mobile
Path: blob/master/test/langtools/jdk/javadoc/tool/6227454/Test.java
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/*
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 * Copyright (c) 2011, 2016, 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 6227454
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 * @summary package.html and overview.html may not be read fully
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 * @modules jdk.javadoc/jdk.javadoc.internal.tool
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 */
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import java.io.*;
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import java.util.ArrayList;
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import java.util.Arrays;
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import java.util.HashSet;
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import java.util.List;
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import java.util.Locale;
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import java.util.Set;
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import javax.lang.model.SourceVersion;
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import javax.lang.model.element.Element;
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import javax.lang.model.util.ElementFilter;
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import com.sun.source.doctree.DocCommentTree;
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import com.sun.source.util.DocTrees;
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import jdk.javadoc.doclet.Doclet;
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import jdk.javadoc.doclet.Reporter;
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import jdk.javadoc.doclet.DocletEnvironment;
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public class Test implements Doclet {
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    public static void main(String... args) throws Exception {
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        new Test().run();
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    }
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    File referenceFile = new File("Foo.java");
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    void run() throws Exception {
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        test("<body>ABC      XYZ</body>");
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        test("<body>ABC      XYZ</BODY>");
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        test("<BODY>ABC      XYZ</body>");
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        test("<BODY>ABC      XYZ</BODY>");
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        test("<BoDy>ABC      XYZ</bOdY>");
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        test("<body>ABC" + bigText(8192, 40) + "XYZ</body>");
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        if (errors > 0)
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            throw new Exception(errors + " errors occurred");
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    }
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    void test(String body) throws IOException {
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        test(body, null);
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    }
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    void test(String body, String expectError) throws IOException {
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        if (!referenceFile.exists()) {
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            writeFile(referenceFile.getName(), "public class Foo {}");
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        }
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        String docType = """
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            <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">""";
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        String headTag = "<head><title>Title </title></head>";
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        String text = docType + "<html>" + headTag + body + "</html>";
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        testNum++;
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        System.err.println("test " + testNum);
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        File file = writeFile("overview" + testNum + ".html", text);
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        String thisClassName = Test.class.getName();
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        File testSrc = new File(System.getProperty("test.src"));
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        String[] args = {
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            "-classpath", ".",
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            "-package",
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            "-overview", file.getPath(),
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            new File(testSrc, thisClassName + ".java").getPath()
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        };
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        StringWriter sw = new StringWriter();
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        PrintWriter pw = new PrintWriter(sw);
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        int rc = jdk.javadoc.internal.tool.Main.execute(args, pw);
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        pw.close();
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        String out = sw.toString();
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        if (!out.isEmpty())
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            System.err.println(out);
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        System.err.println("javadoc exit: rc=" + rc);
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        if (expectError == null) {
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            if (rc != 0)
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                error("unexpected exit from javadoc; rc:" + rc);
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        } else {
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            if (!out.contains(expectError))
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                error("expected error text not found: " + expectError);
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        }
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    }
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    String bigText(int lines, int lineLength) {
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        StringBuilder sb = new StringBuilder();
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        for (int i = 0; i < lineLength; i++)
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            sb.append(String.valueOf(i % 10));
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        sb.append("\n");
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        String line = sb.toString();
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        sb.setLength(0);
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        for (int i = 0; i < lines; i++)
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            sb.append(line);
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        return sb.toString();
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    }
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    File writeFile(String path, String body) throws IOException {
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        File f = new File(path);
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        FileWriter out = new FileWriter(f);
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        try {
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            out.write(body);
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        } finally {
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            out.close();
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        }
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        return f;
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    }
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    void error(String msg) {
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        System.err.println("Error: " + msg);
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        errors++;
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    }
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    int testNum;
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    int errors;
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    public boolean run(DocletEnvironment root) {
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        DocTrees docTrees = root.getDocTrees();
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        System.out.println("classes:" + ElementFilter.typesIn(root.getIncludedElements()));
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        Element klass = ElementFilter.typesIn(root.getIncludedElements()).iterator().next();
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        String text = "";
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        try {
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            DocCommentTree dcTree = docTrees.getDocCommentTree(klass, overviewpath);
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            text = dcTree.getFullBody().toString();
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        } catch (IOException ioe) {
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            throw new Error(ioe);
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        }
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        if (text.length() < 64)
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            System.err.println("text: '" + text + "'");
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        else
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            System.err.println("text: '"
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                    + text.substring(0, 20)
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                    + "..."
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                    + text.substring(text.length() - 20)
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                    + "'");
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        return text.startsWith("ABC") && text.endsWith("XYZ");
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    }
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    @Override
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    public String getName() {
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        return "Test";
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    }
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    private String overviewpath;
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    @Override
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    public Set<Option> getSupportedOptions() {
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        Option[] options = {
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            new Option() {
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                @Override
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                public int getArgumentCount() {
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                    return 1;
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                }
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                @Override
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                public String getDescription() {
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                    return "overview";
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                }
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                @Override
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                public Option.Kind getKind() {
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                    return Option.Kind.STANDARD;
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                }
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                @Override
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                public List<String> getNames() {
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                    List<String> out = new ArrayList<>();
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                    out.add("overview");
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                    return out;
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                }
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                @Override
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                public String getParameters() {
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                    return "url";
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                }
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                @Override
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                public boolean process(String option, List<String> arguments) {
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                    overviewpath = arguments.get(0);
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                    return true;
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                }
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            }
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        };
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        return new HashSet<>(Arrays.asList(options));
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    }
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    @Override
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    public SourceVersion getSupportedSourceVersion() {
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        return SourceVersion.latest();
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    }
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    public void init(Locale locale, Reporter reporter) {
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        return;
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    }
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}
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