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