707 lines
20 KiB
Java
707 lines
20 KiB
Java
/*
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* Copyright (c) 1998, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test
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* @bug 4102566
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* @summary Test access methods for assignment targets.
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* @author William Maddox (maddox)
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*
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* @compile AccessMethodsLHS.java
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* @run main AccessMethodsLHS
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*/
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public class AccessMethodsLHS {
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static void fail(String msg) throws Exception {
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throw new Exception("FAIL: " + msg);
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}
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static int arg = 123456;
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private int i;
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private double d;
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private void m(int x) throws Exception {
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System.out.println("called AccessMethodsLHS.m");
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if (x != 123456)
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AccessMethodsLHS.fail("bad argument");
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}
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public static class Bar {
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private int i;
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private double d;
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private String s;
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private void m(int x) throws Exception {
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System.out.println("called AccessMethodsLHS.Bar.m");
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if (x != 123456)
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AccessMethodsLHS.fail("bad argument");
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}
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// Static members are permitted in a static inner class.
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static private int si;
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static private double sd;
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static private String ss;
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static private void sm(int x) throws Exception {
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System.out.println("called AccessMethodsLHS.Bar.sm");
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if (x != 123456)
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AccessMethodsLHS.fail("bad argument");
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}
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}
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public static class Baz {
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private int i;
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private double d;
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private String s;
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private void m(int x) throws Exception {
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System.out.println("called Baz.m");
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if (x != 123456)
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AccessMethodsLHS.fail("bad argument");
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}
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// Compiler rejects static members here correctly.
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// static private int si;
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// static private double sd;
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// static private String ss;
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}
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public class Quux {
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void DoIt () throws Exception {
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m(arg);
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i = 1;
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d = 1.0;
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i += 5;
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i--;
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}
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void DoMore(AccessMethodsLHS f) throws Exception {
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f.m(arg);
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}
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}
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public static class Quem {
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void DoIt () {
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// Illegal static refs to non-static vars
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// i = 1;
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// d = 1.0;
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// i += 5;
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// i--;
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}
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}
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static int effects = 0;
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static Bar iBar(Bar x) { effects++; return x; }
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static Baz iBaz(Baz x) { effects++; return x; }
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static void checkEffects(int i) throws Exception {
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if (effects != 1) {
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AccessMethodsLHS.fail("incorrect side-effect behavior (" + effects + "): " + i);
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}
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effects = 0;
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}
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static public void main(String args[]) throws Exception {
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Bar b = new Bar();
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Baz c = new Baz();
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System.out.println("testing assignment");
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AccessMethodsLHS f = new AccessMethodsLHS();
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Quux q1 = f.new Quux();
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q1.DoIt();
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q1.DoMore(f);
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Quem q2 = new Quem();
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q2.DoIt();
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// *** Static class, Non-static members ***
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b.m(arg);
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// Integer (1 word)
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b.i = 5;
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System.out.println(b.i);
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if (b.i != 5)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(b.i);
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if ((b.i += 10) != 15)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(b.i);
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if (b.i != 15)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(b.i);
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b.s = "foo";
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if (!(b.s += "bar").equals("foobar"))
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AccessMethodsLHS.fail("concat-assign result");
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System.out.println(b.s);
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if (!b.s.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect");
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System.out.println(b.s);
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b.s = "foo";
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b.s += "bar";
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if (!b.s.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect (novalue)");
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System.out.println(b.s);
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b.i = 0;
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b.i++;
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if (b.i != 1)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(b.i);
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b.i = 5;
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if (b.i++ != 5)
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AccessMethodsLHS.fail("post-increment result");
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if (b.i != 6)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(b.i);
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b.i = 1;
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--b.i;
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if (b.i != 0)
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AccessMethodsLHS.fail("pre-decrement effect");
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b.i = 5;
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if (--b.i != 4)
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AccessMethodsLHS.fail("pre-decrement result");
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if (b.i != 4)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(b.i);
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// Double (2 word)
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b.d = 5.0;
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System.out.println(b.d);
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if (b.d != 5.0)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(b.d);
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if ((b.d += 10) != 15.0)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(b.d);
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if (b.d != 15.0)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(b.d);
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b.d = 0.0;
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b.d++;
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if (b.d != 1.0)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(b.d);
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b.d = 5.0;
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if (b.d++ != 5.0)
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AccessMethodsLHS.fail("post-increment result");
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if (b.d != 6.0)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(b.d);
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b.d = 1.0;
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--b.d;
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if (b.d != 0.0)
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AccessMethodsLHS.fail("pre-decrement effect");
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b.d = 5.0;
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if (--b.d != 4.0)
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AccessMethodsLHS.fail("pre-decrement result");
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if (b.d != 4.0)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(b.d);
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// Integer (1 word) with side-effects in object reference
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iBar(b).i = 5;
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checkEffects(1);
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System.out.println(b.i);
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if (b.i != 5)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(b.i);
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if ((iBar(b).i += 10) != 15)
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AccessMethodsLHS.fail("add-assign result");
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checkEffects(2);
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System.out.println(b.i);
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if (b.i != 15)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(b.i);
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b.i = 0;
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iBar(b).i++;
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checkEffects(3);
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if (b.i != 1)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(b.i);
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b.i = 5;
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if (iBar(b).i++ != 5)
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AccessMethodsLHS.fail("post-increment result");
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checkEffects(4);
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if (b.i != 6)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(b.i);
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b.i = 1;
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--iBar(b).i;
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checkEffects(5);
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if (b.i != 0)
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AccessMethodsLHS.fail("pre-decrement effect");
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b.i = 5;
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if (--iBar(b).i != 4)
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AccessMethodsLHS.fail("pre-decrement result");
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checkEffects(6);
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if (b.i != 4)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(b.i);
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// *** Static class, Static members ***
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Bar.sm(arg);
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// Integer (1 word)
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Bar.si = 5;
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System.out.println(Bar.si);
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if (Bar.si != 5)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(Bar.si);
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if ((Bar.si += 10) != 15)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(Bar.si);
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if (Bar.si != 15)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(Bar.si);
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Bar.ss = "foo";
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if (!(Bar.ss += "bar").equals("foobar"))
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AccessMethodsLHS.fail("concat-assign result");
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System.out.println(Bar.ss);
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if (!Bar.ss.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect");
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System.out.println(Bar.ss);
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Bar.ss = "foo";
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Bar.ss += "bar";
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if (!Bar.ss.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect (novalue)");
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System.out.println(Bar.ss);
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Bar.si = 0;
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Bar.si++;
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if (Bar.si != 1)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(Bar.si);
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Bar.si = 5;
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if (Bar.si++ != 5)
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AccessMethodsLHS.fail("post-increment result");
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if (Bar.si != 6)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(Bar.si);
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Bar.si = 1;
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--Bar.si;
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if (Bar.si != 0)
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AccessMethodsLHS.fail("pre-decrement effect");
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Bar.si = 5;
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if (--Bar.si != 4)
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AccessMethodsLHS.fail("pre-decrement result");
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if (Bar.si != 4)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(Bar.si);
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// Double (2 word)
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Bar.sd = 5.0;
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System.out.println(Bar.sd);
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if (Bar.sd != 5.0)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(Bar.sd);
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if ((Bar.sd += 10) != 15.0)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(Bar.sd);
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if (Bar.sd != 15.0)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(Bar.sd);
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Bar.sd = 0.0;
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Bar.sd++;
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if (Bar.sd != 1.0)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(Bar.sd);
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Bar.sd = 5.0;
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if (Bar.sd++ != 5.0)
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AccessMethodsLHS.fail("post-increment result");
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if (Bar.sd != 6.0)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(Bar.sd);
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Bar.sd = 1.0;
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--Bar.sd;
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if (Bar.sd != 0.0)
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AccessMethodsLHS.fail("pre-decrement effect");
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Bar.sd = 5.0;
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if (--Bar.sd != 4.0)
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AccessMethodsLHS.fail("pre-decrement result");
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if (Bar.sd != 4.0)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(Bar.sd);
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// *** Static class, Static members (invoked via object reference) ***
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b.sm(arg);
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iBar(b).sm(arg);
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checkEffects(101);
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// Integer (1 word)
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b.si = 5;
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System.out.println(b.si);
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if (b.si != 5)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(b.si);
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if ((b.si += 10) != 15)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(b.si);
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if (b.si != 15)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(b.si);
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b.ss = "foo";
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if (!(b.ss += "bar").equals("foobar"))
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AccessMethodsLHS.fail("concat-assign result");
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System.out.println(b.ss);
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if (!b.ss.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect");
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System.out.println(b.ss);
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b.ss = "foo";
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b.ss += "bar";
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if (!b.ss.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect (novalue)");
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System.out.println(b.ss);
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b.si = 0;
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b.si++;
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if (b.si != 1)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(b.si);
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b.si = 5;
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if (b.si++ != 5)
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AccessMethodsLHS.fail("post-increment result");
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if (b.si != 6)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(b.si);
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b.si = 1;
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--b.si;
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if (b.si != 0)
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AccessMethodsLHS.fail("pre-decrement effect");
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b.si = 5;
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if (--b.si != 4)
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AccessMethodsLHS.fail("pre-decrement result");
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if (b.si != 4)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(b.si);
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// Double (2 word)
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b.sd = 5.0;
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System.out.println(b.sd);
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if (b.sd != 5.0)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(b.sd);
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if ((b.sd += 10) != 15.0)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(b.sd);
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if (b.sd != 15.0)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(b.sd);
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b.sd = 0.0;
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b.sd++;
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if (b.sd != 1.0)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(b.sd);
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b.sd = 5.0;
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if (b.sd++ != 5.0)
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AccessMethodsLHS.fail("post-increment result");
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if (b.sd != 6.0)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(b.sd);
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b.sd = 1.0;
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--b.sd;
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if (b.sd != 0.0)
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AccessMethodsLHS.fail("pre-decrement effect");
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b.sd = 5.0;
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if (--b.sd != 4.0)
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AccessMethodsLHS.fail("pre-decrement result");
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if (b.sd != 4.0)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(b.sd);
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// Integer (1 word) with side-effects in object reference
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iBar(b).si = 5;
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checkEffects(7);
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System.out.println(b.si);
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if (b.si != 5)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(b.si);
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if ((iBar(b).si += 10) != 15)
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AccessMethodsLHS.fail("add-assign result");
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checkEffects(8);
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System.out.println(b.si);
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if (b.si != 15)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(b.si);
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iBar(b).si = 0;
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checkEffects(9);
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iBar(b).si++;
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checkEffects(10);
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if (b.si != 1)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(b.si);
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b.si = 5;
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if (iBar(b).si++ != 5)
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AccessMethodsLHS.fail("post-increment result");
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checkEffects(11);
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if (b.si != 6)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(b.si);
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b.si = 1;
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--iBar(b).si;
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checkEffects(12);
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if (b.si != 0)
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AccessMethodsLHS.fail("pre-decrement effect");
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b.si = 5;
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if (--iBar(b).si != 4)
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AccessMethodsLHS.fail("pre-decrement result");
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checkEffects(13);
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if (b.si != 4)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(b.si);
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// *** Non-static class, Non-static members ***
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c.m(arg);
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iBaz(c).m(arg);
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checkEffects(102);
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// Integer (1 word)
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c.i = 5;
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System.out.println(c.i);
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if (c.i != 5)
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(c.i);
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if ((c.i += 10) != 15)
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AccessMethodsLHS.fail("add-assign result");
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System.out.println(c.i);
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if (c.i != 15)
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(c.i);
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c.s = "foo";
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if (!(c.s += "bar").equals("foobar"))
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AccessMethodsLHS.fail("concat-assign result");
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System.out.println(c.s);
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if (!c.s.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect");
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System.out.println(c.s);
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c.s = "foo";
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c.s += "bar";
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if (!c.s.equals("foobar"))
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AccessMethodsLHS.fail("concat-assign effect (novalue)");
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System.out.println(c.s);
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c.i = 0;
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c.i++;
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if (c.i != 1)
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AccessMethodsLHS.fail("post-increment effect");
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System.out.println(c.i);
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c.i = 5;
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if (c.i++ != 5)
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AccessMethodsLHS.fail("post-increment result");
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if (c.i != 6)
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(c.i);
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c.i = 1;
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--c.i;
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if (c.i != 0)
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AccessMethodsLHS.fail("pre-decrement effect");
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c.i = 5;
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if (--c.i != 4)
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AccessMethodsLHS.fail("pre-decrement result");
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if (c.i != 4)
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AccessMethodsLHS.fail("pre-decrement effect (embedded)");
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System.out.println(c.i);
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// Double (2 word)
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c.d = 5.0;
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System.out.println(c.d);
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if (c.d != 5.0)
|
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AccessMethodsLHS.fail("simple assignment");
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System.out.println(c.d);
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if ((c.d += 10) != 15.0)
|
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AccessMethodsLHS.fail("add-assign result");
|
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System.out.println(c.d);
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|
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if (c.d != 15.0)
|
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AccessMethodsLHS.fail("add-assign effect");
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System.out.println(c.d);
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|
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c.d = 0.0;
|
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c.d++;
|
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if (c.d != 1.0)
|
|
AccessMethodsLHS.fail("post-increment effect");
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System.out.println(c.d);
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|
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c.d = 5.0;
|
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if (c.d++ != 5.0)
|
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AccessMethodsLHS.fail("post-increment result");
|
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if (c.d != 6.0)
|
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AccessMethodsLHS.fail("post-increment effect (embedded)");
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System.out.println(c.d);
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|
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c.d = 1.0;
|
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--c.d;
|
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if (c.d != 0.0)
|
|
AccessMethodsLHS.fail("pre-decrement effect");
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|
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c.d = 5.0;
|
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if (--c.d != 4.0)
|
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AccessMethodsLHS.fail("pre-decrement result");
|
|
if (c.d != 4.0)
|
|
AccessMethodsLHS.fail("pre-decrement effect (embedded)");
|
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System.out.println(c.d);
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|
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// Double (2 word) with side-effects in object reference
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|
|
iBaz(c).d = 5.0;
|
|
checkEffects(14);
|
|
System.out.println(c.d);
|
|
if (c.d != 5.0)
|
|
AccessMethodsLHS.fail("simple assignment");
|
|
System.out.println(c.d);
|
|
|
|
if ((iBaz(c).d += 10) != 15.0)
|
|
AccessMethodsLHS.fail("add-assign result");
|
|
checkEffects(15);
|
|
System.out.println(c.d);
|
|
|
|
if (c.d != 15.0)
|
|
AccessMethodsLHS.fail("add-assign effect");
|
|
System.out.println(c.d);
|
|
|
|
c.d = 0.0;
|
|
iBaz(c).d++;
|
|
checkEffects(16);
|
|
if (c.d != 1.0)
|
|
AccessMethodsLHS.fail("post-increment effect");
|
|
System.out.println(c.d);
|
|
|
|
c.d = 5.0;
|
|
if (iBaz(c).d++ != 5.0)
|
|
AccessMethodsLHS.fail("post-increment result");
|
|
checkEffects(17);
|
|
if (c.d != 6.0)
|
|
AccessMethodsLHS.fail("post-increment effect (embedded)");
|
|
System.out.println(c.d);
|
|
|
|
c.d = 1.0;
|
|
--iBaz(c).d;
|
|
checkEffects(18);
|
|
if (c.d != 0.0)
|
|
AccessMethodsLHS.fail("pre-decrement effect");
|
|
|
|
c.d = 5.0;
|
|
if (--iBaz(c).d != 4.0)
|
|
AccessMethodsLHS.fail("pre-decrement result");
|
|
checkEffects(19);
|
|
if (c.d != 4.0)
|
|
AccessMethodsLHS.fail("pre-decrement effect (embedded)");
|
|
System.out.println(c.d);
|
|
|
|
// All done.
|
|
|
|
System.out.println("done");
|
|
}
|
|
}
|