Fixed double comparison in tests.

Author: redboltz

test/boost_fusion.cpp

@@ -1,6 +1,8 @@
 #include <msgpack.hpp>
 #include <sstream>
 #include <iterator>
+#include <cmath>
+
 #include <gtest/gtest.h>
 
 #ifdef HAVE_CONFIG_H
@@ -11,6 +13,8 @@
 
 #include <boost/fusion/adapted/struct/define_struct.hpp>
 
+const double kEPS = 1e-10;
+
 BOOST_FUSION_DEFINE_STRUCT(
     BOOST_PP_EMPTY(),
     mystruct,
@@ -29,7 +33,7 @@ TEST(MSGPACK_BOOST, fusion_pack_unpack_convert)
     msgpack::unpack(ret, ss.str().data(), ss.str().size());
     mystruct val2 = ret.get().as<mystruct>();
     EXPECT_TRUE(val1.f1 == val2.f1);
-    EXPECT_TRUE(val1.f2 == val2.f2);
+    EXPECT_TRUE(fabs(val2.f2 - val1.f2) <= kEPS);
 }
 
 TEST(MSGPACK_BOOST, object_with_zone_convert)
@@ -41,7 +45,7 @@ TEST(MSGPACK_BOOST, object_with_zone_convert)
     msgpack::object obj(val1, z);
     mystruct val2 = obj.as<mystruct>();
     EXPECT_TRUE(val1.f1 == val2.f1);
-    EXPECT_TRUE(val1.f2 == val2.f2);
+    EXPECT_TRUE(fabs(val2.f2 - val1.f2) <= kEPS);
 }
 
 #endif // defined(MSGPACK_USE_BOOST)