aoqi@0: /*
aoqi@0:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0:  *
aoqi@0:  * This code is free software; you can redistribute it and/or modify it
aoqi@0:  * under the terms of the GNU General Public License version 2 only, as
aoqi@0:  * published by the Free Software Foundation.
aoqi@0:  *
aoqi@0:  * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
aoqi@0:  * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0:  * accompanied this code).
aoqi@0:  *
aoqi@0:  * You should have received a copy of the GNU General Public License version
aoqi@0:  * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0:  *
aoqi@0:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0:  * or visit www.oracle.com if you need additional information or have any
aoqi@0:  * questions.
aoqi@0:  */
aoqi@0: 
aoqi@0: /*
aoqi@0:  * @test
aoqi@0:  * @bug 8006334
aoqi@0:  * @summary javap: JavapTask constructor breaks with null pointer exception if
aoqi@0:  * parameter options is null
aoqi@0:  */
aoqi@0: 
aoqi@0: import java.io.File;
aoqi@0: import java.util.Arrays;
aoqi@0: import java.io.PrintWriter;
aoqi@0: import java.io.StringWriter;
aoqi@0: import java.util.List;
aoqi@0: import java.util.Locale;
aoqi@0: import javax.tools.Diagnostic;
aoqi@0: import javax.tools.DiagnosticCollector;
aoqi@0: import javax.tools.JavaFileManager;
aoqi@0: import javax.tools.JavaFileObject;
aoqi@0: import com.sun.tools.javap.JavapFileManager;
aoqi@0: import com.sun.tools.javap.JavapTask;
aoqi@0: 
aoqi@0: public class JavapTaskCtorFailWithNPE {
aoqi@0: 
aoqi@0:     //we will also check the output just to confirm that we get the expected one
aoqi@0:     private static final String expOutput =
aoqi@0:         "Compiled from \"JavapTaskCtorFailWithNPE.java\"\n" +
aoqi@0:         "public class JavapTaskCtorFailWithNPE {\n" +
aoqi@0:         "  public JavapTaskCtorFailWithNPE();\n" +
aoqi@0:         "  public static void main(java.lang.String[]);\n" +
aoqi@0:         "}\n";
aoqi@0: 
aoqi@0:     public static void main(String[] args) {
aoqi@0:         new JavapTaskCtorFailWithNPE().run();
aoqi@0:     }
aoqi@0: 
aoqi@0:     private void run() {
aoqi@0:         File classToCheck = new File(System.getProperty("test.classes"),
aoqi@0:             getClass().getSimpleName() + ".class");
aoqi@0: 
aoqi@0:         DiagnosticCollector<JavaFileObject> dc =
aoqi@0:                 new DiagnosticCollector<JavaFileObject>();
aoqi@0:         StringWriter sw = new StringWriter();
aoqi@0:         PrintWriter pw = new PrintWriter(sw);
aoqi@0:         JavaFileManager fm = JavapFileManager.create(dc, pw);
aoqi@0:         JavapTask t = new JavapTask(pw, fm, dc, null,
aoqi@0:                 Arrays.asList(classToCheck.getPath()));
aoqi@0:         if (t.run() != 0)
aoqi@0:             throw new Error("javap failed unexpectedly");
aoqi@0: 
aoqi@0:         List<Diagnostic<? extends JavaFileObject>> diags = dc.getDiagnostics();
aoqi@0:         for (Diagnostic<? extends JavaFileObject> d: diags) {
aoqi@0:             if (d.getKind() == Diagnostic.Kind.ERROR)
aoqi@0:                 throw new AssertionError(d.getMessage(Locale.ENGLISH));
aoqi@0:         }
aoqi@0:         String lineSep = System.getProperty("line.separator");
aoqi@0:         String out = sw.toString().replace(lineSep, "\n");
aoqi@0:         if (!out.equals(expOutput)) {
aoqi@0:             throw new AssertionError("The output is not equal to the one expected");
aoqi@0:         }
aoqi@0:     }
aoqi@0: 
aoqi@0: }