/*

 * 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

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 */

/*

 * @test

 * @bug 8006263

 * @summary Supplementary test cases needed for doclint

 * @library /tools/lib

 * @build ToolBox

 * @run main PathsTest

 */

import com.sun.tools.javac.util.Context;

import com.sun.tools.javac.file.JavacFileManager;

import com.sun.tools.doclint.DocLint;

import com.sun.tools.doclint.DocLint.BadArgs;

import java.io.File;

import java.io.FileWriter;

import java.io.IOException;

import java.io.PrintWriter;

import java.io.StringWriter;

import java.util.regex.Pattern;

import javax.tools.StandardLocation;

import javax.tools.JavaFileManager;

public class PathsTest {

    public static void main(String... args) throws Exception {

        new PathsTest().run();

    }

    void run() throws Exception {

        String PS = File.pathSeparator;

        writeFile("src1/p/A.java",

                "package p; public class A { }");

        compile("-d", "classes1", "src1/p/A.java");

        writeFile("src2/q/B.java",

                "package q; public class B extends p.A { }");

        compile("-d", "classes2", "-classpath", "classes1", "src2/q/B.java");

        writeFile("src/Test.java",

                "/** &0; */ class Test extends q.B { }");

        test("src/Test.java", "-sourcepath", "src1" + PS + "src2");

        test("src/Test.java", "-classpath", "classes1" + PS + "classes2");

        File testJar = createJar();

        String sysBootClassPath = System.getProperty("sun.boot.class.path");

        test("src/Test.java", "-bootclasspath",

                testJar + PS + "classes1" + PS + "classes2");

        if (errors > 0)

            throw new Exception(errors + " errors found");

    }

    Pattern pkgNotFound = Pattern.compile("package [a-z]+ does not exist");

    Pattern badHtmlEntity = Pattern.compile("bad HTML entity");

    void test(String file, String pathOpt, String path) throws BadArgs, IOException {

        System.err.println("test " + pathOpt);

        String out1 = doclint("-Xmsgs", file);

        if (!pkgNotFound.matcher(out1).find())

            error("message not found: " + pkgNotFound);

        String out2 = doclint("-Xmsgs", pathOpt, path, file);

        if (pkgNotFound.matcher(out2).find())

            error("unexpected message found: " + pkgNotFound);

        if (!badHtmlEntity.matcher(out1).find())

            error("message not found: " + badHtmlEntity);

        try {

            doclint("-Xmsgs", pathOpt);

            error("expected exception not thrown");

        } catch (BadArgs e) {

            System.err.println(e);

        }

    }

    File createJar() throws IOException {

        File f = new File("test.jar");

        try (JavaFileManager fm = new JavacFileManager(new Context(), false, null)) {

            ToolBox tb = new ToolBox();

            tb.new JarTask(f.getPath())

                .files(fm, StandardLocation.PLATFORM_CLASS_PATH, "java.lang.*")

                .run();

        }

        return f;

    }

    void compile(String... args) {

        for (int i = 0; i < args.length; i++) {

            if (args[i].equals("-d")) {

                new File(args[++i]).mkdirs();

                break;

            }

        }

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        int rc = com.sun.tools.javac.Main.compile(args, pw);

        pw.close();

        String out = sw.toString();

        if (!out.isEmpty())

            System.err.println(out);

        if (rc != 0)

            error("compilation failed: rc=" + rc);

    }

    String doclint(String... args) throws BadArgs, IOException {

        StringWriter sw = new StringWriter();

        PrintWriter pw = new PrintWriter(sw);

        DocLint dl = new DocLint();

        dl.run(pw, args);

        pw.close();

        String out = sw.toString();

        if (!out.isEmpty())

            System.err.println(out);

        return out;

    }

    File writeFile(String path, String body) throws IOException {

        File f = new File(path);

        f.getParentFile().mkdirs();

        try (FileWriter fw = new FileWriter(path)) {

            fw.write(body);

        }

        return f;

    }

    void error(String msg) {

        System.err.println("Error: " + msg);

        errors++;

    }

    int errors;

}