test/hotspot/jtreg/vmTestbase/nsk/jdi/Method/isVarArgs/isvarargs001.java

/*
 * Copyright (c) 2003, 2018, Oracle and/or its affiliates. All rights reserved.
 * 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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 * questions.
 */

package nsk.jdi.Method.isVarArgs;

import nsk.share.*;
import nsk.share.jpda.*;
import nsk.share.jdi.*;

import com.sun.jdi.*;

import java.io.*;
import java.util.*;

/**
 * The debugger application of the test.
 */
public class isvarargs001 {

    //------------------------------------------------------- immutable common fields

    final static String SIGNAL_READY = "ready";
    final static String SIGNAL_GO    = "go";
    final static String SIGNAL_QUIT  = "quit";

    private static int waitTime;
    private static int exitStatus;
    private static ArgumentHandler     argHandler;
    private static Log                 log;
    private static Debugee             debuggee;
    private static ReferenceType       debuggeeClass;

    //------------------------------------------------------- mutable common fields

    private final static String prefix = "nsk.jdi.Method.isVarArgs.";
    private final static String className = "isvarargs001";
    private final static String debuggerName = prefix + className;
    private final static String debuggeeName = debuggerName + "a";

    //------------------------------------------------------- test specific fields
    //------------------------------------------------------- immutable common methods

    public static void main(String argv[]) {
        System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
    }

    private static void display(String msg) {
        log.display("debugger > " + msg);
    }

    private static void complain(String msg) {
        log.complain("debugger FAILURE > " + msg);
    }

    private static void failure(String msg) {
        complain(msg);
        exitStatus = Consts.TEST_FAILED;
    }

    public static int run(String argv[], PrintStream out) {
        exitStatus = Consts.TEST_PASSED;
        argHandler = new ArgumentHandler(argv);
        log = new Log(out, argHandler);

        debuggee = Debugee.prepareDebugee(argHandler, log, debuggeeName);
        debuggeeClass = debuggee.classByName(debuggeeName);
        if ( debuggeeClass == null ) {
            failure("Class '" + debuggeeName + "' not found.");
        }

        execTest();
        debuggee.quit();
        return exitStatus;
    }

    //------------------------------------------------------ mutable common method

    private static void execTest() {
        String expMethodName = "foo";

        List<Method> methods = debuggeeClass.methodsByName(expMethodName);
        if (methods.size() != 3) {
            failure("Found unexpected number of method " + expMethodName + " : " + methods.size());
        }
        Iterator<Method> it = methods.iterator();
        while (it.hasNext()) {
            Method method = it.next();
            if (method.isVarArgs()) {
                display("Method.isVarArgs() returned expected true for method " + expMethodName);
                display("\t signature:" + method.signature());
            } else {
                complain("Method.isVarArgs() returned unexpected false for method " + expMethodName);
                complain("\t signature:" + method.signature());
                exitStatus = Consts.TEST_FAILED;
            }
        }

        display("Checking completed!");
    }

    //--------------------------------------------------------- test specific methods
}
//--------------------------------------------------------- test specific classes