1 /*
2 * Copyright (c) 2020, 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 import java.nio.file.Path;
25
26 import jdk.incubator.foreign.CLinker;
27 import jdk.incubator.foreign.GroupLayout;
28 import jdk.incubator.foreign.MemoryLayout;
29 import org.testng.annotations.Test;
30 import static org.testng.Assert.assertNotNull;
31 import static org.testng.Assert.assertTrue;
32
33 /*
34 * @test
35 * @modules jdk.incubator.jextract
36 * @library /test/lib
37 * @build JextractToolRunner
38 * @bug 8240811
39 * @summary jextract generates non-compilable code for name collision between a struct and a global variable
40 * @run testng/othervm --enable-native-access=jdk.incubator.jextract,ALL-UNNAMED Test8240811
41 */
42 public class Test8240811 extends JextractToolRunner {
43 @Test
44 public void testNameCollision() {
45 Path nameCollisionOutput = getOutputFilePath("name_collision_gen");
46 Path nameCollisionH = getInputFilePath("name_collision.h");
47 run("-d", nameCollisionOutput.toString(), nameCollisionH.toString()).checkSuccess();
48 try(Loader loader = classLoader(nameCollisionOutput)) {
49 Class<?> cls = loader.loadClass("name_collision_h");
50 assertNotNull(cls);
51
52 // check foo layout
53 Class<?> fooCls = loader.loadClass("foo");
54 MemoryLayout fooLayout = findLayout(fooCls);
55 assertNotNull(fooLayout);
56 assertTrue(((GroupLayout)fooLayout).isStruct());
57 checkField(fooLayout, "x", C_INT);
58 checkField(fooLayout, "y", C_INT);
59 checkField(fooLayout, "z", C_INT);
60
61 MemoryLayout fooVarLayout = findLayout(cls, "foo");
62 assertNotNull(fooVarLayout);
63
64 // check foo2 layout
65 Class<?> foo2Cls = loader.loadClass("foo2");
66 MemoryLayout foo2Layout = findLayout(foo2Cls);
67 assertNotNull(foo2Layout);
68 assertTrue(((GroupLayout)foo2Layout).isUnion());
69 checkField(foo2Layout, "i", C_INT);
70 checkField(foo2Layout, "l", C_LONG);
71
72 MemoryLayout foo2VarLayout = findLayout(cls, "foo2");
73 assertNotNull(foo2VarLayout);
74
75 MemoryLayout barVarLayout = findLayout(cls, "bar");
76 assertNotNull(barVarLayout);
77
78 // check bar layout
79 Class<?> barCls = loader.loadClass("bar");
80 MemoryLayout barLayout = findLayout(barCls);
81 assertNotNull(barLayout);
82 assertTrue(((GroupLayout)barLayout).isStruct());
83 checkField(barLayout, "f1", C_FLOAT);
84 checkField(barLayout, "f2", C_FLOAT);
85
86 MemoryLayout bar2VarLayout = findLayout(cls, "bar2");
87 assertNotNull(bar2VarLayout);
88
89 // check bar layout
90 Class<?> bar2Cls = loader.loadClass("bar2");
91 MemoryLayout bar2Layout = findLayout(bar2Cls);
92 assertNotNull(bar2Layout);
93 assertTrue(((GroupLayout)bar2Layout).isUnion());
94 checkField(bar2Layout, "f", C_FLOAT);
95 checkField(bar2Layout, "d", C_DOUBLE);
96 } finally {
97 deleteDir(nameCollisionOutput);
98 }
99 }
100 }