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/*
* (C) Copyright 1996-2012 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.
*/
#include "eckit/config/Resource.h"
#include "eckit/testing/Test.h"
#include "eckit/types/FloatCompare.h"
#include "eckit/value/Value.h"
#include "odc/Reader.h"
// Some of the math.h/cmath functions are not clean when switching to C++11
#if __cplusplus <= 199711L
#include <math.h>
#else
#include <cmath>
#define fabs(x) std::fabs((x))
#define modf(x, y) std::modf((x), (y))
#endif
using namespace eckit::testing;
using eckit::types::is_approximately_equal;
// ------------------------------------------------------------------------------------------------------
struct CellData {
template <typename T>
CellData(const std::string n, const T& v, bool m = false) : name(n), value(v), missing(m) {}
std::string name;
eckit::Value value;
bool missing;
};
// Checker picks a couple of rows in 2000010106-reduced.odb to test.
// Can be extended to check anything depending on initialisation
// TODO: Build a random ODB, and test it.
class ODBChecker {
public: // types
typedef std::map<size_t, std::vector<CellData> > RowStore;
public: // methods
ODBChecker() {
std::vector<CellData> rowData;
rowData.push_back(CellData("expver@desc", std::string("0018 ")));
rowData.push_back(CellData("andate@desc", 20000101));
rowData.push_back(CellData("antime@desc", 60000));
rowData.push_back(CellData("seqno@hdr", 66969));
rowData.push_back(CellData("obstype@hdr", 2));
rowData.push_back(CellData("obschar@hdr", 67132561));
rowData.push_back(CellData("subtype@hdr", 145));
rowData.push_back(CellData("date@hdr", 20000101));
rowData.push_back(CellData("time@hdr", 32200));
rowData.push_back(CellData("rdbflag@hdr", 0));
rowData.push_back(CellData("status@hdr", 4));
rowData.push_back(CellData("event1@hdr", 512));
rowData.push_back(CellData("blacklist@hdr", 0));
rowData.push_back(CellData("sortbox@hdr", 2147483647, true));
rowData.push_back(CellData("sitedep@hdr", 0));
rowData.push_back(CellData("statid@hdr", std::string("MR413SRA")));
rowData.push_back(CellData("ident@hdr", 0));
rowData.push_back(CellData("lat@hdr", 0.831300));
rowData.push_back(CellData("lon@hdr", -2.057394));
rowData.push_back(CellData("stalt@hdr", -2147483647.000000, true));
rowData.push_back(CellData("modoro@hdr", 717.562744));
rowData.push_back(CellData("trlat@hdr", 0.831300));
rowData.push_back(CellData("trlon@hdr", 4.225791));
rowData.push_back(CellData("instspec@hdr", 3095));
rowData.push_back(CellData("event2@hdr", 0));
rowData.push_back(CellData("anemoht@hdr", 0.000000));
rowData.push_back(CellData("baroht@hdr", 0.000000));
rowData.push_back(CellData("sensor@hdr", 0));
rowData.push_back(CellData("numlev@hdr", 1));
rowData.push_back(CellData("varno_presence@hdr", 12));
rowData.push_back(CellData("varno@body", 3));
rowData.push_back(CellData("vertco_type@body", 1));
rowData.push_back(CellData("rdbflag@body", 0));
rowData.push_back(CellData("anflag@body", 0));
rowData.push_back(CellData("status@body", 4));
rowData.push_back(CellData("event1@body", 33554432));
rowData.push_back(CellData("blacklist@body", 0));
rowData.push_back(CellData("entryno@body", 1));
rowData.push_back(CellData("press@body", 23840.000000));
rowData.push_back(CellData("press_rl@body", -2147483647.000000, true));
rowData.push_back(CellData("obsvalue@body", 34.739117));
rowData.push_back(CellData("aux1@body", 35.000000));
rowData.push_back(CellData("event2@body", 0));
rowData.push_back(CellData("ppcode@body", 0));
rowData.push_back(CellData("level@body", 0));
rowData.push_back(CellData("biascorr@body", 0.000000));
rowData.push_back(CellData("final_obs_error@errstat", 2.920646));
rowData.push_back(CellData("obs_error@errstat", 2.920646));
rowData.push_back(CellData("repres_error@errstat", -2147483647.000000, true));
rowData.push_back(CellData("pers_error@errstat", -2147483647.000000, true));
rowData.push_back(CellData("fg_error@errstat", 3.002484));
data_[0] = rowData;
rowData.clear();
rowData.push_back(CellData("expver@desc", std::string("0018 ")));
rowData.push_back(CellData("andate@desc", 20000101));
rowData.push_back(CellData("antime@desc", 60000));
rowData.push_back(CellData("seqno@hdr", 6020684));
rowData.push_back(CellData("obstype@hdr", 7));
rowData.push_back(CellData("obschar@hdr", 135265490));
rowData.push_back(CellData("subtype@hdr", 54));
rowData.push_back(CellData("date@hdr", 20000101));
rowData.push_back(CellData("time@hdr", 54533));
rowData.push_back(CellData("rdbflag@hdr", 0));
rowData.push_back(CellData("status@hdr", 44));
rowData.push_back(CellData("event1@hdr", 2));
rowData.push_back(CellData("blacklist@hdr", 16777223));
rowData.push_back(CellData("sortbox@hdr", 2147483647, true));
rowData.push_back(CellData("sitedep@hdr", 2147483647, true));
rowData.push_back(CellData("statid@hdr", std::string(" 203")));
rowData.push_back(CellData("ident@hdr", 203));
rowData.push_back(CellData("lat@hdr", -0.933479));
rowData.push_back(CellData("lon@hdr", -2.107894));
rowData.push_back(CellData("stalt@hdr", 870000.000000));
rowData.push_back(CellData("modoro@hdr", 0.963609));
rowData.push_back(CellData("trlat@hdr", -0.933479));
rowData.push_back(CellData("trlon@hdr", 4.175291));
rowData.push_back(CellData("instspec@hdr", 9215));
rowData.push_back(CellData("event2@hdr", 0));
rowData.push_back(CellData("anemoht@hdr", 0.000000));
rowData.push_back(CellData("baroht@hdr", 0.000000));
rowData.push_back(CellData("sensor@hdr", 0));
rowData.push_back(CellData("numlev@hdr", 0));
rowData.push_back(CellData("varno_presence@hdr", 1032));
rowData.push_back(CellData("varno@body", 119));
rowData.push_back(CellData("vertco_type@body", 3));
rowData.push_back(CellData("rdbflag@body", 0));
rowData.push_back(CellData("anflag@body", 48));
rowData.push_back(CellData("status@body", 44));
rowData.push_back(CellData("event1@body", 512));
rowData.push_back(CellData("blacklist@body", 0));
rowData.push_back(CellData("entryno@body", 6));
rowData.push_back(CellData("press@body", 6.000000));
rowData.push_back(CellData("press_rl@body", -2147483647.000000, true));
rowData.push_back(CellData("obsvalue@body", 243.490005));
rowData.push_back(CellData("aux1@body", -2147483647.000000, true));
rowData.push_back(CellData("event2@body", 0));
rowData.push_back(CellData("ppcode@body", 0));
rowData.push_back(CellData("level@body", 0));
rowData.push_back(CellData("biascorr@body", 0.493023));
rowData.push_back(CellData("final_obs_error@errstat", 0.600000));
rowData.push_back(CellData("obs_error@errstat", 0.600000));
rowData.push_back(CellData("repres_error@errstat", -2147483647.000000, true));
rowData.push_back(CellData("pers_error@errstat", 0.958788));
rowData.push_back(CellData("fg_error@errstat", 0.269232));
data_[371426] = rowData;
}
~ODBChecker() {}
void checkRow(size_t num, const odc::Reader::iterator& row) {
if (data_.find(num) != data_.end()) {
std::vector<CellData>& reference(data_[num]);
EXPECT(reference.size() == row->columns().size());
for (size_t i = 0; i < reference.size(); i++) {
EXPECT(row->columns()[i]->name() == reference[i].name);
// Data is always returned in an array of (8-byte) doubles. Actual data is of types
// of size <= 8 byte. Needs some casting to access.
if (reference[i].value.isString()) {
std::string s(reinterpret_cast<const char*>(&row->data()[i]), 8);
EXPECT(reference[i].value == s);
}
else if (reference[i].value.isNumber()) {
double intpart;
EXPECT(modf(row->data()[i], &intpart) == 0.0);
EXPECT(static_cast<long long>(reference[i].value) == static_cast<long long>(intpart));
}
else if (reference[i].value.isDouble()) {
EXPECT(is_approximately_equal(static_cast<double>(reference[i].value), row->data()[i],
fabs(1.0e-5 * static_cast<double>(reference[i].value))));
}
else {
// We don't want unknown data types slipping in here!!!
EXPECT(false);
}
// Check that the missing values are reported correctly
EXPECT(reference[i].missing == (row->data()[i] == row->columns()[i]->missingValue()));
}
}
}
size_t highestRow() const {
size_t biggestRow = 0;
for (RowStore::const_iterator it = data_.begin(); it != data_.end(); ++it) {
biggestRow = (it->first > biggestRow) ? it->first : biggestRow;
}
return biggestRow;
}
private: // members
RowStore data_;
};
// ------------------------------------------------------------------------------------------------------
eckit::Resource<eckit::PathName> testDataPath("$TEST_DATA_DIRECTORY", "..");
CASE("The correct number of rows are decoded") {
eckit::PathName filename = testDataPath / "2000010106-reduced.odb";
odc::Reader in(filename);
odc::Reader::iterator it = in.begin();
// Each table in the ODB will contain a maximum of 10000 rows!
EXPECT(it->columns().rowsNumber() == 10000);
size_t count = 0;
for (; it != in.end(); ++it) {
if (count < 3320000) {
EXPECT(it->columns().rowsNumber() == 10000);
}
else {
EXPECT(it->columns().rowsNumber() == 1753);
}
count++;
}
// All of the lines correctly decoded
EXPECT(count == 50000);
}
CASE("The correct data is present in a selection of random rows") {
eckit::PathName filename = testDataPath / "2000010106-reduced.odb";
odc::Reader in(filename);
odc::Reader::iterator it = in.begin();
ODBChecker checker;
size_t biggestRow = checker.highestRow();
size_t count = 0;
for (; it != in.end() && count <= biggestRow; ++it) {
checker.checkRow(count, it);
count++;
}
}
// TODO: Test missing values
// TODO: Test reading a randomly created ODB.
// ------------------------------------------------------------------------------------------------------
int main(int argc, char* argv[]) {
return run_tests(argc, argv);
}
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