/* * Copyright (c) 2002, 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. */ /* * @test * @bug 4663146 * @summary Arguments match no method error * @comment converted from test/jdk/com/sun/jdi/EvalArgs.sh * * @library /test/lib * @build EvalArgs * @run main/othervm EvalArgs */ import lib.jdb.JdbCommand; import lib.jdb.JdbTest; /* * The bug is that, for example, if a String is passed * as an arg to a func where an Object is expected, * "Arguments match no method" error occurs. jdb doesn't notice that this is * legal because String is an instance of Object. */ class EvalArgsTarg { static jj1 myjj1; static jj2 myjj2; static oranges myoranges; static boolean jjboolean = true; static byte jjbyte = 1; static char jjchar = 'a'; static double jjdouble = 2.2; static float jjfloat = 3.1f; static int jjint = 4; static long jjlong = 5; static short jjshort = 6; static int[] jjintArray = {7, 8}; static float[] jjfloatArray = {9.1f, 10.2f}; public static void main(String args[]) { myjj1 = new jj1(); myjj2 = new jj2(); myoranges = new oranges(); // prove that these work System.out.println( ffjj1(myjj1)); System.out.println( ffjj1(myjj2)); System.out.println("EvalArgsTarg.ffoverload(EvalArgsTarg.jjboolean) = " + EvalArgsTarg.ffoverload(EvalArgsTarg.jjboolean)); System.out.println("EvalArgsTarg.ffoverload(EvalArgsTarg.jjbyte) = " + EvalArgsTarg.ffoverload(EvalArgsTarg.jjbyte)); System.out.println("EvalArgsTarg.ffoverload(EvalArgsTarg.jjchar) = " + EvalArgsTarg.ffoverload(EvalArgsTarg.jjchar)); System.out.println("EvalArgsTarg.ffoverload(EvalArgsTarg.jjdouble) = " + EvalArgsTarg.ffoverload(EvalArgsTarg.jjdouble)); //This doesn't even compile //System.out.println( "ffintArray(jjfloatArray) = " + ffintArray(jjfloatArray)); gus(); } static void gus() { int x = 0; // @1 breakpoint } public static String ffjj1(jj1 arg) { return arg.me; } public static String ffjj2(jj2 arg) { return arg.me; } static String ffboolean(boolean p1) { return "ffbool: p1 = " + p1; } static String ffbyte(byte p1) { return "ffbyte: p1 = " + p1; } static String ffchar(char p1) { return "ffchar: p1 = " + p1; } static String ffdouble(double p1) { return "ffdouble: p1 = " + p1; } static String fffloat(float p1) { return "fffloat: p1 = " + p1; } static String ffint(int p1) { return "ffint: p1 = " + p1; } static String fflong(long p1) { return "fflong: p1 = " + p1; } static String ffshort(short p1) { return "ffshort: p1 = " + p1; } static String ffintArray(int[] p1) { return "ffintArray: p1 = " + p1; } // Overloaded funcs public static String ffoverload(jj1 arg) { return arg.me; } static String ffoverload(boolean p1) { return "ffoverload: boolean p1 = " + p1; } /*** static String ffoverload(byte p1) { return "ffoverload: byte p1 = " + p1; } ***/ static String ffoverload(char p1) { return "ffoverload: char p1 = " + p1; } static String ffoverload(double p1) { return "ffoverload: double p1 = " + p1; } static String ffoverload(float p1) { return "ffoverload: float p1 = " + p1; } /*** static String ffoverload(int p1) { return "ffoverload: int p1 = " + p1; } ***/ static String ffoverload(long p1) { return "ffoverload: long p1 = " + p1; } static String ffoverload(short p1) { return "ffoverload: short p1 = " + p1; } static String ffoverload(int[] p1) { return "ffoverload: int array p1 = " + p1; } static class jj1 { String me; jj1() { me = "jj1name"; } public String toString() { return me; } } static class jj2 extends jj1 { jj2() { super(); me = "jj2name"; } } static class oranges { oranges() { } } } public class EvalArgs extends JdbTest { public static void main(String argv[]) { new EvalArgs().run(); } private EvalArgs() { super(DEBUGGEE_CLASS); } private static final String DEBUGGEE_CLASS = EvalArgsTarg.class.getName(); @Override protected void runCases() { setBreakpointsFromTestSource("EvalArgs.java", 1); // Run to breakpoint #1 jdb.command(JdbCommand.run()); final String argsMatchNoMethod = "Arguments match no method"; // verify that it works ok when arg types are the same as // the param types evalShouldNotContain("EvalArgsTarg.ffboolean(EvalArgsTarg.jjboolean)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffbyte(EvalArgsTarg.jjbyte)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffchar(EvalArgsTarg.jjchar)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffdouble(EvalArgsTarg.jjdouble)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.fffloat(EvalArgsTarg.jjfloat)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffint(EvalArgsTarg.jjint)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.fflong(EvalArgsTarg.jjlong)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffshort(EvalArgsTarg.jjshort)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffintArray(EvalArgsTarg.jjintArray)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffjj1(EvalArgsTarg.myjj1)", argsMatchNoMethod); // Provide a visual break in the output jdb.command(JdbCommand.print("1")); // Verify mixing primitive types works ok // These should work even though the arg types are // not the same because there is only one // method with each name. evalShouldNotContain("EvalArgsTarg.ffbyte(EvalArgsTarg.jjint)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffchar(EvalArgsTarg.jjdouble)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffdouble(EvalArgsTarg.jjfloat)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.fffloat(EvalArgsTarg.jjshort)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffint(EvalArgsTarg.jjlong)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.fflong(EvalArgsTarg.jjchar)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffshort(EvalArgsTarg.jjbyte)", argsMatchNoMethod); jdb.command(JdbCommand.print("1")); // Verify that passing a subclass object works evalShouldNotContain("EvalArgsTarg.ffjj1(EvalArgsTarg.myjj2)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.myjj1.toString().equals(\"jj1name\")", argsMatchNoMethod); jdb.command(JdbCommand.print("1")); // Overloaded methods. These should pass // because there is an exact match. evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjboolean)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjchar)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjdouble)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjfloat)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjlong)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjshort)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjintArray)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.myjj1)", argsMatchNoMethod); evalShouldNotContain("EvalArgsTarg.ffoverload(EvalArgsTarg.myjj2)", argsMatchNoMethod); jdb.command(JdbCommand.print("1")); jdb.command(JdbCommand.print("\"These should fail with msg Arguments match multiple methods\"")); // These overload calls should fail because there // isn't an exact match and jdb isn't smart enough // to figure out which of several possibilities // should be called final String argsMatchMultipleMethods = "Arguments match multiple methods"; evalShouldContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjbyte)", argsMatchMultipleMethods); evalShouldContain("EvalArgsTarg.ffoverload(EvalArgsTarg.jjint)", argsMatchMultipleMethods); jdb.command(JdbCommand.print("1")); jdb.command(JdbCommand.print("\"These should fail with InvalidTypeExceptions\"")); final String invalidTypeException = "InvalidTypeException"; evalShouldContain("EvalArgsTarg.ffboolean(EvalArgsTarg.jjbyte)", invalidTypeException); evalShouldContain("EvalArgsTarg.ffintArray(EvalArgsTarg.jjint)", invalidTypeException); evalShouldContain("EvalArgsTarg.ffintArray(EvalArgsTarg.jjfloatArray)", invalidTypeException); evalShouldContain("EvalArgsTarg.ffjj2(EvalArgsTarg.myjj1)", invalidTypeException); evalShouldContain("EvalArgsTarg.ffjj2(EvalArgsTarg.myoranges)", invalidTypeException); jdb.contToExit(1); } }