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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 | |
18 namespace 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(acosf) \ | |
25 X(sinf) \ | |
26 X(tanf) | |
27 | |
28 | |
29 #define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBM_SYMBOLS_CLASS_NAME | |
30 #define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBM_SYMBOLS_LIST | |
31 #include "webrtc/base/latebindingsymboltable.h.def" | |
32 | |
33 #define LATE_BINDING_SYMBOL_TABLE_CLASS_NAME LIBM_SYMBOLS_CLASS_NAME | |
34 #define LATE_BINDING_SYMBOL_TABLE_SYMBOLS_LIST LIBM_SYMBOLS_LIST | |
35 #define LATE_BINDING_SYMBOL_TABLE_DLL_NAME "libm.so.6" | |
36 #include "webrtc/base/latebindingsymboltable.cc.def" | |
37 | |
38 TEST(LateBindingSymbolTable, libm) { | |
39 LibmTestSymbolTable table; | |
40 EXPECT_FALSE(table.IsLoaded()); | |
41 ASSERT_TRUE(table.Load()); | |
42 EXPECT_TRUE(table.IsLoaded()); | |
43 EXPECT_EQ(table.acosf()(0.5f), acosf(0.5f)); | |
44 EXPECT_EQ(table.sinf()(0.5f), sinf(0.5f)); | |
45 EXPECT_EQ(table.tanf()(0.5f), tanf(0.5f)); | |
46 // It would be nice to check that the addresses are the same, but the nature | |
47 // of dynamic linking and relocation makes them actually be different. | |
48 table.Unload(); | |
49 EXPECT_FALSE(table.IsLoaded()); | |
50 } | |
51 | |
52 #else | |
53 #error Not implemented | |
54 #endif | |
55 | |
56 } // namespace rtc | |
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