test/hotspot/jtreg/vmTestbase/nsk/jdi/ArrayReference/getValues_ii/getvaluesii004.java

/*
 * Copyright (c) 2001, 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
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */


package nsk.jdi.ArrayReference.getValues_ii;

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

import com.sun.jdi.*;
import java.io.*;
import java.util.*;

public class getvaluesii004 {
    final static int MIN_LENGTH = -50;
    final static int MAX_LENGTH = 51;
    final static String FIELD_NAME[][] = {
        {"z1", "5"},
        {"b1", "5"},
        {"c1", "6"},
        {"d1", "1"},
        {"f1", "1"},
        {"i1", "10"},
        {"l1", "2"},
        {"r1", "5"},

        {"lF1", "1"},
        {"lP1", "1"},
        {"lU1", "2"},
        {"lR1", "3"},
        {"lT1", "4"},
        {"lV1", "5"}
    };

    private static Log log;
    private final static String prefix = "nsk.jdi.ArrayReference.getValues_ii.";
    private final static String className = "getvaluesii004";
    private final static String debugerName = prefix + className;
    private final static String debugeeName = debugerName + "a";
    private final static String classToCheckName = prefix + "getvaluesii004aClassToCheck";

    public static void main(String argv[]) {
        System.exit(95 + run(argv, System.out));
    }

    public static int run(String argv[], PrintStream out) {
        ArgumentHandler argHandler = new ArgumentHandler(argv);
        log = new Log(out, argHandler);
        Binder binder = new Binder(argHandler, log);
        Debugee debugee = binder.bindToDebugee(debugeeName
                              + (argHandler.verbose() ? " -verbose" : ""));
        IOPipe pipe = debugee.createIOPipe();
        boolean testFailed = false;

        // Connect with debugee and resume it
        debugee.redirectStderr(out);
        debugee.resume();
        String line = pipe.readln();
        if (line == null) {
            log.complain("debuger FAILURE> UNEXPECTED debugee's signal - null");
            return 2;
        }
        if (!line.equals("ready")) {
            log.complain("debuger FAILURE> UNEXPECTED debugee's signal - "
                      + line);
            return 2;
        }
        else {
            log.display("debuger> debugee's \"ready\" signal recieved.");
        }

        ReferenceType refType = debugee.classByName(classToCheckName);
        if (refType == null) {
           log.complain("debuger FAILURE> Class " + classToCheckName
                      + " not found.");
           return 2;
        }

        log.display("debuger> Total fields in debugee read: "
                  + refType.allFields().size() + " total fields in debuger: "
                  + FIELD_NAME.length + "\n");

        // Check all array fields from debugee
        for (int i = 0; i < FIELD_NAME.length; i++) {
            Field field;
            String name = FIELD_NAME[i][0];
            Integer lengthOfArray = new Integer(FIELD_NAME[i][1]);
            int length = lengthOfArray.intValue();
            Value value;
            ArrayReference arrayRef;

            // Get field from debuggee by name
            try {
                field = refType.fieldByName(name);
            } catch (ClassNotPreparedException e) {
                log.complain("debuger FAILURE 1> Can't get field by name "
                           + name);
                log.complain("debuger FAILURE 1> Exception: " + e);
                testFailed = true;
                continue;
            } catch (ObjectCollectedException e) {
                log.complain("debuger FAILURE 1> Can't get field by name "
                           + name);
                log.complain("debuger FAILURE 1> Exception: " + e);
                testFailed = true;
                continue;
            }
            log.display("debuger> " + i + " field " + field + " read.");

            // Get field's value
            try {
                value = refType.getValue(field);
            } catch (IllegalArgumentException e) {
                log.complain("debuger FAILURE 2> Cannot get value for field "
                           + name);
                log.complain("debuger FAILURE 2> Exception: " + e);
                testFailed = true;
                continue;
            } catch (ObjectCollectedException e) {
                log.complain("debuger FAILURE 2> Cannot get value for field "
                           + name);
                log.complain("debuger FAILURE 2> Exception: " + e);
                testFailed = true;
                continue;
            }
            log.display("debuger> " + i + " field value is " + value);

            // Cast to ArrayReference. All fields in debugee are
            // arrays, so ClassCastException should not be thrown
            try {
                arrayRef = (ArrayReference)value;
            } catch (ClassCastException e) {
                log.complain("debuger FAILURE 3> Cannot cast value for field "
                           + name + " to ArrayReference.");
                log.complain("debuger FAILURE 3> Exception: " + e);
                testFailed = true;
                continue;
            }

            // Try to get values from the first element with length
            // from MIN_LENGTH to -2 (-1 is legal) and from arrayRef.length()
            // to MAX_LENGTH
            for (int j = MIN_LENGTH; j < MAX_LENGTH; j++) {
                if ( (j < -1) || (j > length) ) {
                    List listOfValues;

                    try {
                        listOfValues = arrayRef.getValues(0, j);
                        log.complain("debuger FAILURE 4> List of values of "
                                   + "field " + name + " with length " + j
                                   + " is " + listOfValues + ", but "
                                   + "IndexOutOfBoundsException expected.");
                        testFailed = true;
                    } catch (ObjectCollectedException e) {
                        log.display("debuger FAILURE 5> Cannot get list of "
                                  + "values with length " + j + " from field "
                                  + name);
                        log.display("debuger FAILURE 5> Exception: " + e);
                        testFailed = true;
                    } catch (IndexOutOfBoundsException e) {
                        // Length is negative or too large, so
                        // IndexOutOfBoundsException is expected
                        log.display("debuger> " + i + " field: cannot get "
                                  + "list of components with length " + j
                                  + ". Expected exception: " + e);
                    }
                }
            }
            log.display("debuger> " + i + " field checked.\n");
        }

        pipe.println("quit");
        debugee.waitFor();
        int status = debugee.getStatus();
        if (testFailed) {
            log.complain("debuger FAILURE> TEST FAILED");
            return 2;
        } else {
            if (status == 95) {
                log.display("debuger> expected Debugee's exit "
                          + "status - " + status);
                return 0;
            } else {
                log.complain("debuger FAILURE> UNEXPECTED Debugee's exit "
                           + "status (not 95) - " + status);
                return 2;
            }
        }
    }
}