1/*
2 * libjingle
3 * Copyright 2010, Google Inc.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 *  1. Redistributions of source code must retain the above copyright notice,
9 *     this list of conditions and the following disclaimer.
10 *  2. Redistributions in binary form must reproduce the above copyright notice,
11 *     this list of conditions and the following disclaimer in the documentation
12 *     and/or other materials provided with the distribution.
13 *  3. The name of the author may not be used to endorse or promote products
14 *     derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
18 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
19 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
21 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
22 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
23 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
24 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
25 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28#ifdef LINUX
29#include <math.h>
30#endif
31
32#include "talk/base/gunit.h"
33#include "talk/base/latebindingsymboltable.h"
34
35namespace talk_base {
36
37#ifdef LINUX
38
39#define LIBM_SYMBOLS_CLASS_NAME LibmTestSymbolTable
40#define LIBM_SYMBOLS_LIST \
41  X(acos) \
42  X(sin) \
43  X(tan)
44
45#define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBM_SYMBOLS_CLASS_NAME
46#define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBM_SYMBOLS_LIST
47#include "talk/base/latebindingsymboltable.h.def"
48
49#define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBM_SYMBOLS_CLASS_NAME
50#define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBM_SYMBOLS_LIST
51#define LATE_BINDING_SYMBOL_TABLE_DLL_NAME "libm.so.6"
52#include "talk/base/latebindingsymboltable.cc.def"
53
54TEST(LateBindingSymbolTable, libm) {
55  LibmTestSymbolTable table;
56  EXPECT_FALSE(table.IsLoaded());
57  ASSERT_TRUE(table.Load());
58  EXPECT_TRUE(table.IsLoaded());
59  EXPECT_EQ(table.acos()(0.5), acos(0.5));
60  EXPECT_EQ(table.sin()(0.5), sin(0.5));
61  EXPECT_EQ(table.tan()(0.5), tan(0.5));
62  // It would be nice to check that the addresses are the same, but the nature
63  // of dynamic linking and relocation makes them actually be different.
64  table.Unload();
65  EXPECT_FALSE(table.IsLoaded());
66}
67
68#else
69#error Not implemented
70#endif
71
72}  // namespace talk_base
73