test/tools/javac/generics/odersky/Test.java

Tue, 28 Dec 2010 15:54:52 -0800

author
ohair
date
Tue, 28 Dec 2010 15:54:52 -0800
changeset 798
4868a36f6fd8
parent 554
9d9f26857129
child 2525
2eb010b6cb22
permissions
-rw-r--r--

6962318: Update copyright year
Reviewed-by: xdono

duke@1 1 /*
ohair@554 2 * Copyright (c) 2002, 2004, Oracle and/or its affiliates. All rights reserved.
duke@1 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@1 4 *
duke@1 5 * This code is free software; you can redistribute it and/or modify it
duke@1 6 * under the terms of the GNU General Public License version 2 only, as
duke@1 7 * published by the Free Software Foundation.
duke@1 8 *
duke@1 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@1 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@1 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@1 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@1 13 * accompanied this code).
duke@1 14 *
duke@1 15 * You should have received a copy of the GNU General Public License version
duke@1 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@1 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@1 18 *
ohair@554 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
ohair@554 20 * or visit www.oracle.com if you need additional information or have any
ohair@554 21 * questions.
duke@1 22 */
duke@1 23
duke@1 24 /*
duke@1 25 * @test
duke@1 26 * @bug 4736963
duke@1 27 * @summary Positive regression test from odersky
duke@1 28 * @author odersky
duke@1 29 *
darcy@289 30 * @compile Test.java
duke@1 31 */
duke@1 32
duke@1 33 class Test {
duke@1 34
duke@1 35 static <B> List<B> nil() { return new List<B>(); }
duke@1 36 static <A> List<A> cons(A x, List<A> xs) { return xs.prepend(x); }
duke@1 37 static <A> Cell<A> makeCell(A x) { return new Cell<A>(x); }
duke@1 38 static <A> A id(A x) { return x; }
duke@1 39
duke@1 40 public static void main(String[] args) {
duke@1 41 List<String> xs = nil();
duke@1 42 List<String> ys = cons("abc", Test.<String>nil());
duke@1 43 List<String> zs = Test.<String>nil().prepend("abc");
duke@1 44
duke@1 45 System.out.println(nil());
duke@1 46 System.out.println(nil().length());
duke@1 47
duke@1 48 System.out.println(cons("abc", nil()));
duke@1 49 System.out.println(nil().prepend("abc"));
duke@1 50 System.out.println(nil().prepend(makeCell(null)));
duke@1 51 System.out.println(cons(makeCell(null), nil()));
duke@1 52
duke@1 53 System.out.println(id(nil()));
duke@1 54 System.out.println(id(nil()).length());
duke@1 55
duke@1 56 System.out.println(cons("abc", id(nil())));
duke@1 57 System.out.println(id(nil()).prepend("abc"));
duke@1 58 System.out.println(id(nil()).prepend(makeCell(null)));
duke@1 59 System.out.println(cons(makeCell(null), id(nil())));
duke@1 60
duke@1 61 List<String> a =
duke@1 62 args.length == 1 ? Test.<String>nil() : Test.<String>nil();
duke@1 63 a = (List<String>) Test.<String>nil();
duke@1 64 }
duke@1 65
duke@1 66 }

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