vromero@1561: /*
vromero@1561:  * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
vromero@1561:  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
vromero@1561:  *
vromero@1561:  * This code is free software; you can redistribute it and/or modify it
vromero@1561:  * under the terms of the GNU General Public License version 2 only, as
vromero@1561:  * published by the Free Software Foundation.
vromero@1561:  *
vromero@1561:  * This code is distributed in the hope that it will be useful, but WITHOUT
vromero@1561:  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
vromero@1561:  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
vromero@1561:  * version 2 for more details (a copy is included in the LICENSE file that
vromero@1561:  * accompanied this code).
vromero@1561:  *
vromero@1561:  * You should have received a copy of the GNU General Public License version
vromero@1561:  * 2 along with this work; if not, write to the Free Software Foundation,
vromero@1561:  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
vromero@1561:  *
vromero@1561:  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
vromero@1561:  * or visit www.oracle.com if you need additional information or have any
vromero@1561:  * questions.
vromero@1561:  */
vromero@1561: 
vromero@1561: /*
vromero@1561:  * @test
vromero@1561:  * @bug 8006334
vromero@1561:  * @summary javap: JavapTask constructor breaks with null pointer exception if
vromero@1561:  * parameter options is null
vromero@1561:  */
vromero@1561: 
vromero@1561: import java.io.File;
vromero@1561: import java.util.Arrays;
vromero@1561: import java.io.PrintWriter;
vromero@1561: import java.io.StringWriter;
vromero@1561: import java.util.List;
vromero@1561: import java.util.Locale;
vromero@1561: import javax.tools.Diagnostic;
vromero@1561: import javax.tools.DiagnosticCollector;
vromero@1561: import javax.tools.JavaFileManager;
vromero@1561: import javax.tools.JavaFileObject;
vromero@1561: import com.sun.tools.javap.JavapFileManager;
vromero@1561: import com.sun.tools.javap.JavapTask;
vromero@1561: 
vromero@1561: public class JavapTaskCtorFailWithNPE {
vromero@1561: 
vromero@1561:     //we will also check the output just to confirm that we get the expected one
vromero@1561:     private static final String expOutput =
vromero@1561:         "Compiled from \"JavapTaskCtorFailWithNPE.java\"\n" +
vromero@1561:         "public class JavapTaskCtorFailWithNPE {\n" +
vromero@1561:         "  public JavapTaskCtorFailWithNPE();\n" +
vromero@1561:         "  public static void main(java.lang.String[]);\n" +
vromero@1561:         "}\n";
vromero@1561: 
vromero@1561:     public static void main(String[] args) {
vromero@1561:         new JavapTaskCtorFailWithNPE().run();
vromero@1561:     }
vromero@1561: 
vromero@1561:     private void run() {
vromero@1561:         File classToCheck = new File(System.getProperty("test.classes"),
vromero@1561:             getClass().getSimpleName() + ".class");
vromero@1561: 
vromero@1561:         DiagnosticCollector<JavaFileObject> dc =
vromero@1561:                 new DiagnosticCollector<JavaFileObject>();
vromero@1561:         StringWriter sw = new StringWriter();
vromero@1561:         PrintWriter pw = new PrintWriter(sw);
vromero@1561:         JavaFileManager fm = JavapFileManager.create(dc, pw);
vromero@1561:         JavapTask t = new JavapTask(pw, fm, dc, null,
vromero@1561:                 Arrays.asList(classToCheck.getPath()));
vromero@1819:         if (t.run() != 0)
vromero@1561:             throw new Error("javap failed unexpectedly");
vromero@1561: 
vromero@1561:         List<Diagnostic<? extends JavaFileObject>> diags = dc.getDiagnostics();
vromero@1561:         for (Diagnostic<? extends JavaFileObject> d: diags) {
vromero@1561:             if (d.getKind() == Diagnostic.Kind.ERROR)
vromero@1561:                 throw new AssertionError(d.getMessage(Locale.ENGLISH));
vromero@1561:         }
vromero@1561:         String lineSep = System.getProperty("line.separator");
vromero@1561:         String out = sw.toString().replace(lineSep, "\n");
vromero@1561:         if (!out.equals(expOutput)) {
vromero@1561:             throw new AssertionError("The output is not equal to the one expected");
vromero@1561:         }
vromero@1561:     }
vromero@1561: 
vromero@1561: }