1/*
2 *  Copyright 2010 The WebRTC Project Authors. All rights reserved.
3 *
4 *  Use of this source code is governed by a BSD-style license
5 *  that can be found in the LICENSE file in the root of the source
6 *  tree. An additional intellectual property rights grant can be found
7 *  in the file PATENTS.  All contributing project authors may
8 *  be found in the AUTHORS file in the root of the source tree.
9 */
10
11#if defined(WEBRTC_LINUX) && !defined(WEBRTC_ANDROID)
12#include <math.h>
13#endif
14
15#include "webrtc/base/gunit.h"
16#include "webrtc/base/latebindingsymboltable.h"
17
18namespace rtc {
19
20#if defined(WEBRTC_LINUX) && !defined(WEBRTC_ANDROID)
21
22#define LIBM_SYMBOLS_CLASS_NAME LibmTestSymbolTable
23#define LIBM_SYMBOLS_LIST \
24  X(acos) \
25  X(sin) \
26  X(tan)
27
28#define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBM_SYMBOLS_CLASS_NAME
29#define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBM_SYMBOLS_LIST
30#include "webrtc/base/latebindingsymboltable.h.def"
31
32#define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBM_SYMBOLS_CLASS_NAME
33#define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBM_SYMBOLS_LIST
34#define LATE_BINDING_SYMBOL_TABLE_DLL_NAME "libm.so.6"
35#include "webrtc/base/latebindingsymboltable.cc.def"
36
37TEST(LateBindingSymbolTable, libm) {
38  LibmTestSymbolTable table;
39  EXPECT_FALSE(table.IsLoaded());
40  ASSERT_TRUE(table.Load());
41  EXPECT_TRUE(table.IsLoaded());
42  EXPECT_EQ(table.acos()(0.5), acos(0.5));
43  EXPECT_EQ(table.sin()(0.5), sin(0.5));
44  EXPECT_EQ(table.tan()(0.5), tan(0.5));
45  // It would be nice to check that the addresses are the same, but the nature
46  // of dynamic linking and relocation makes them actually be different.
47  table.Unload();
48  EXPECT_FALSE(table.IsLoaded());
49}
50
51#else
52#error Not implemented
53#endif
54
55}  // namespace rtc
56