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/*
* (C) Copyright 1996- ECMWF.
*
* This software is licensed under the terms of the Apache Licence Version 2.0
* which can be obtained at http://www.apache.org/licenses/LICENSE-2.0. In applying
* this licence, ECMWF does not waive the privileges and immunities granted to it by virtue
* of its status as an intergovernmental organisation nor does it submit to any jurisdiction.
*/
/// @file test_streamable.cc
/// @date Jan 2015
/// @author Florian Rathgeber
#include <sys/types.h>
#include <cstdint>
#include <limits>
#include "eckit/filesystem/PathName.h"
#include "eckit/io/AutoCloser.h"
#include "eckit/serialisation/FileStream.h"
#include "eckit/serialisation/Streamable.h"
#include "eckit/testing/Test.h"
using namespace std;
using namespace eckit;
using namespace eckit::testing;
namespace eckit::test {
//----------------------------------------------------------------------------------------------------------------------
template <typename T>
class TestItem : public Streamable {
public:
TestItem(const T& s) : payload_(s) {}
TestItem(Stream& s) : Streamable(s), payload_() { s >> payload_; }
// From Streamble
virtual void encode(eckit::Stream& s) const {
Streamable::encode(s);
s << payload_;
}
virtual const eckit::ReanimatorBase& reanimator() const;
// Class members
static const eckit::ClassSpec& classSpec() { return classSpec_; }
T payload_;
protected:
virtual void print(std::ostream& s) const { s << "TestItem " << payload_; }
private:
// -- Class members
static eckit::ClassSpec classSpec_;
// -- Friends
friend std::ostream& operator<<(std::ostream& s, const TestItem& p) {
p.print(s);
return s;
}
};
template <typename T>
const ReanimatorBase& TestItem<T>::reanimator() const {
static Reanimator<TestItem<T> > reanimator;
return reanimator;
}
typedef unsigned char uchar;
typedef long long llong;
#ifndef ulong
typedef unsigned long ulong;
#endif
typedef unsigned long long ullong;
/// Partially specialise ClassSpecs since they must have unique names
template <>
ClassSpec TestItem<char>::classSpec_ = {
&Streamable::classSpec(),
"TestItemChar",
};
template <>
ClassSpec TestItem<uchar>::classSpec_ = {
&Streamable::classSpec(),
"TestItemUChar",
};
template <>
ClassSpec TestItem<bool>::classSpec_ = {
&Streamable::classSpec(),
"TestItemBool",
};
template <>
ClassSpec TestItem<int>::classSpec_ = {
&Streamable::classSpec(),
"TestItemInt",
};
template <>
ClassSpec TestItem<uint>::classSpec_ = {
&Streamable::classSpec(),
"TestItemUInt",
};
template <>
ClassSpec TestItem<short>::classSpec_ = {
&Streamable::classSpec(),
"TestItemShort",
};
template <>
ClassSpec TestItem<ushort>::classSpec_ = {
&Streamable::classSpec(),
"TestItemUShort",
};
template <>
ClassSpec TestItem<long>::classSpec_ = {
&Streamable::classSpec(),
"TestItemLong",
};
template <>
ClassSpec TestItem<ulong>::classSpec_ = {
&Streamable::classSpec(),
"TestItemULong",
};
template <>
ClassSpec TestItem<llong>::classSpec_ = {
&Streamable::classSpec(),
"TestItemLLong",
};
template <>
ClassSpec TestItem<ullong>::classSpec_ = {
&Streamable::classSpec(),
"TestItemULLong",
};
// NOTE: float is not implemented!
// template <>
// ClassSpec TestItem<float>::classSpec_ = {&Streamable::classSpec(),"TestItemFloat",};
template <>
ClassSpec TestItem<double>::classSpec_ = {
&Streamable::classSpec(),
"TestItemDouble",
};
template <>
ClassSpec TestItem<string>::classSpec_ = {
&Streamable::classSpec(),
"TestItemString",
};
//----------------------------------------------------------------------------------------------------------------------
#define test_decode(TYPE, INITIAL, SUFFIX) \
CASE("test_decode_" #TYPE "_" #SUFFIX) { \
Log::info() << "Manually (de)serialise Streamable with " #TYPE " member" << std::endl; \
PathName filename = PathName::unique("data"); \
std::string filepath = filename.asString(); \
TestItem<TYPE> t(INITIAL); \
{ \
FileStream sout(filepath.c_str(), "w"); \
auto c = closer(sout); \
t.encode(sout); \
} \
{ \
FileStream sin(filepath.c_str(), "r"); \
auto c = closer(sin); \
TestItem<TYPE> t2(sin); \
Log::info() << "original: " << t.payload_ << std::endl; \
Log::info() << "streamed: " << t2.payload_ << std::endl; \
EXPECT(t.payload_ == t2.payload_); \
} \
if (filename.exists()) \
filename.unlink(); \
}
#define test_reanimate(TYPE, INITIAL, SUFFIX) \
CASE("test_reanimate_" #TYPE "_" #SUFFIX) { \
Log::info() << "(de)serialise Streamable with " #TYPE " member via Reanimator" << std::endl; \
PathName filename = PathName::unique("data"); \
std::string filepath = filename.asString(); \
TestItem<TYPE> t(INITIAL); \
{ \
FileStream sout(filepath.c_str(), "w"); \
auto c = closer(sout); \
sout << t; \
} \
{ \
FileStream sin(filepath.c_str(), "r"); \
auto c = closer(sin); \
TestItem<TYPE>* t2 = eckit::Reanimator<TestItem<TYPE> >::reanimate(sin); \
Log::info() << "orginal: " << t.payload_ << std::endl; \
Log::info() << "streamed: " << t2->payload_ << std::endl; \
EXPECT(t.payload_ == t2->payload_); \
delete t2; \
} \
if (filename.exists()) \
filename.unlink(); \
}
test_decode(char, 'A', max);
test_decode(char, 'z', min);
test_reanimate(char, 'A', max);
test_reanimate(char, 'z', min);
test_decode(uchar, 'A', max);
test_reanimate(uchar, 'A', max);
test_decode(bool, true, true);
test_reanimate(bool, true, true);
test_decode(bool, false, false);
test_reanimate(bool, false, false);
test_decode(int, numeric_limits<int32_t>::max(), max);
test_decode(int, numeric_limits<int32_t>::min(), min);
test_reanimate(int, numeric_limits<int32_t>::max(), max);
test_reanimate(int, numeric_limits<int32_t>::min(), min);
test_decode(uint, numeric_limits<uint32_t>::max(), max);
test_reanimate(uint, numeric_limits<uint32_t>::max(), max);
test_decode(short, numeric_limits<short>::max(), max);
test_decode(short, numeric_limits<short>::min(), min);
test_reanimate(short, numeric_limits<short>::max(), max);
test_reanimate(short, numeric_limits<short>::min(), min);
test_decode(ushort, numeric_limits<ushort>::max(), max);
test_reanimate(ushort, numeric_limits<ushort>::max(), max);
// NOTE: long in eckit is always 32 bit!
test_decode(long, numeric_limits<int32_t>::max(), max);
test_decode(long, numeric_limits<int32_t>::min(), min);
test_reanimate(long, numeric_limits<int32_t>::max(), max);
test_reanimate(long, numeric_limits<int32_t>::min(), min);
test_decode(ulong, numeric_limits<uint32_t>::max(), max);
test_reanimate(ulong, numeric_limits<uint32_t>::max(), max);
test_decode(llong, numeric_limits<llong>::max(), max);
test_decode(llong, numeric_limits<llong>::min(), min);
test_reanimate(llong, numeric_limits<llong>::max(), max);
test_reanimate(llong, numeric_limits<llong>::min(), min);
test_decode(ullong, numeric_limits<ullong>::max(), max);
test_reanimate(ullong, numeric_limits<ullong>::max(), max);
// NOTE: float is not implemented!
// test_decode(float, numeric_limits<float>::max(), max);
// test_decode(float, numeric_limits<float>::min(), min);
// test_reanimate(float, numeric_limits<float>::max(), max);
// test_reanimate(float, numeric_limits<float>::min(), min);
test_decode(double, numeric_limits<double>::max(), max);
test_decode(double, numeric_limits<double>::min(), min);
test_reanimate(double, numeric_limits<double>::max(), max);
test_reanimate(double, numeric_limits<double>::min(), min);
test_decode(string, "Hello, World!", Hello);
test_reanimate(string, "Hello, World!", Hello);
test_decode(string, "", empty);
test_reanimate(string, "", empty);
//----------------------------------------------------------------------------------------------------------------------
} // namespace eckit::test
int main(int argc, char** argv) {
return run_tests(argc, argv);
}
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