Pos03.java revision 2868:816bd88d33a8 
1/*
2 * Copyright (c) 2010, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24/*
25 * @test
26 * @bug 6939620 7020044 8062373
27 *
28 * @summary  basic test for diamond (simple/qualified type-expressions, member inner)
29 * @author mcimadamore
30 * @compile Pos03.java
31 * @run main Pos03
32 *
33 */
34
35public class Pos03<U> {
36
37    class Foo<V> {
38        Foo(V x) {}
39        <Z> Foo(V x, Z z) {}
40    }
41
42    void testSimple() {
43        Foo<Integer> f1 = new Foo<>(1);
44        Foo<? extends Integer> f2 = new Foo<>(1);
45        Foo<?> f3 = new Foo<>(1);
46        Foo<? super Integer> f4 = new Foo<>(1);
47
48        Foo<Integer> f5 = new Foo<>(1, "");
49        Foo<? extends Integer> f6 = new Foo<>(1, "");
50        Foo<?> f7 = new Foo<>(1, "");
51        Foo<? super Integer> f8 = new Foo<>(1, "");
52
53        Foo<Integer> f9 = new Foo<>(1){};
54        Foo<? extends Integer> f10 = new Foo<>(1){};
55        Foo<?> f11 = new Foo<>(1){};
56        Foo<? super Integer> f12 = new Foo<>(1){};
57
58        Foo<Integer> f13 = new Foo<>(1, ""){};
59        Foo<? extends Integer> f14 = new Foo<>(1, ""){};
60        Foo<?> f15 = new Foo<>(1, ""){};
61        Foo<? super Integer> f16 = new Foo<>(1, ""){};
62    }
63
64    void testQualified_1() {
65        Foo<Integer> f1 = new Pos03<U>.Foo<>(1);
66        Foo<? extends Integer> f2 = new Pos03<U>.Foo<>(1);
67        Foo<?> f3 = new Pos03<U>.Foo<>(1);
68        Foo<? super Integer> f4 = new Pos03<U>.Foo<>(1);
69
70        Foo<Integer> f5 = new Pos03<U>.Foo<>(1, "");
71        Foo<? extends Integer> f6 = new Pos03<U>.Foo<>(1, "");
72        Foo<?> f7 = new Pos03<U>.Foo<>(1, "");
73        Foo<? super Integer> f8 = new Pos03<U>.Foo<>(1, "");
74
75        Foo<Integer> f9 = new Pos03<U>.Foo<>(1){};
76        Foo<? extends Integer> f10 = new Pos03<U>.Foo<>(1){};
77        Foo<?> f11 = new Pos03<U>.Foo<>(1){};
78        Foo<? super Integer> f12 = new Pos03<U>.Foo<>(1){};
79
80        Foo<Integer> f13 = new Pos03<U>.Foo<>(1, ""){};
81        Foo<? extends Integer> f14 = new Pos03<U>.Foo<>(1, ""){};
82        Foo<?> f15 = new Pos03<U>.Foo<>(1, ""){};
83        Foo<? super Integer> f16 = new Pos03<U>.Foo<>(1, ""){};
84    }
85
86    void testQualified_2(Pos03<U> p) {
87        Foo<Integer> f1 = p.new Foo<>(1);
88        Foo<? extends Integer> f2 = p.new Foo<>(1);
89        Foo<?> f3 = p.new Foo<>(1);
90        Foo<? super Integer> f4 = p.new Foo<>(1);
91
92        Foo<Integer> f5 = p.new Foo<>(1, "");
93        Foo<? extends Integer> f6 = p.new Foo<>(1, "");
94        Foo<?> f7 = p.new Foo<>(1, "");
95        Foo<? super Integer> f8 = p.new Foo<>(1, "");
96
97        Foo<Integer> f9 = p.new Foo<>(1){};
98        Foo<? extends Integer> f10 = p.new Foo<>(1){};
99        Foo<?> f11 = p.new Foo<>(1){};
100        Foo<? super Integer> f12 = p.new Foo<>(1){};
101
102        Foo<Integer> f13 = p.new Foo<>(1, ""){};
103        Foo<? extends Integer> f14 = p.new Foo<>(1, ""){};
104        Foo<?> f15 = p.new Foo<>(1, ""){};
105        Foo<? super Integer> f16 = p.new Foo<>(1, ""){};
106    }
107
108    public static void main(String[] args) {
109        Pos03<String> p3 = new Pos03<>();
110        p3.testSimple();
111        p3.testQualified_1();
112        p3.testQualified_2(p3);
113    }
114}
115