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Extend the test of MonsterExtra (#5428)

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* Extend the test of MonsterExtra

- Extend C++ test of MonsterExtra
- Add conversion of fbs/json NaNs to unsigned quiet-NaN
- Update documentation (cross-platform interoperability)

* Fix declaration of infinity constants int the test
This commit is contained in:
Vladimir Glavnyy
2019-07-09 01:22:56 +07:00
committed by Wouter van Oortmerssen
parent 47c7aa0361
commit e304f8c115
13 changed files with 654 additions and 409 deletions
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11
include/flatbuffers/flatbuffers.h
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@@ -25,16 +25,21 @@
namespace flatbuffers {
// Generic 'operator==' with conditional specialisations.
// T e - new value of a scalar field.
// T def - default of scalar (is known at compile-time).
template<typename T> inline bool IsTheSameAs(T e, T def) { return e == def; }
#if defined(FLATBUFFERS_NAN_DEFAULTS) && \
(!defined(_MSC_VER) || _MSC_VER >= 1800)
defined(FLATBUFFERS_HAS_NEW_STRTOD) && (FLATBUFFERS_HAS_NEW_STRTOD > 0)
// Like `operator==(e, def)` with weak NaN if T=(float|double).
template<typename T> inline bool IsFloatTheSameAs(T e, T def) {
return (e == def) || ((def != def) && (e != e));
}
template<> inline bool IsTheSameAs<float>(float e, float def) {
return (e == def) || (std::isnan(def) && std::isnan(e));
return IsFloatTheSameAs(e, def);
}
template<> inline bool IsTheSameAs<double>(double e, double def) {
return (e == def) || (std::isnan(def) && std::isnan(e));
return IsFloatTheSameAs(e, def);
}
#endif