TestFunctionDotp.cc

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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.
 */
 
/// \file UnitTest.cc
///
/// @author ECMWF, July 2010
 
const double EPS =     4e-5;
 
#include <cmath>
 
#include "eckit/log/Timer.h"
#include "odc/Select.h"
 
#include "odc/Writer.h"
#include "TestCase.h"
 
using namespace std;
using namespace eckit;
using namespace odc;
 
 
 
static void setUp()
{
    Timer t("Test Dotp function");
    odc::Writer<> oda("test_dotp.odb");
 
    odc::Writer<>::iterator row = oda.begin();
    row->setNumberOfColumns(2);
 
    row->setColumn(0, "x", odc::api::REAL);
    row->setColumn(1, "y", odc::api::REAL);
    
    row->writeHeader();
 
    (*row)[0] = 3.0;
    (*row)[1] = 2.0;
    ++row;
    (*row)[0] = 7.5;
    (*row)[1] = 112.0;
    ++row;
    (*row)[0] = 93.7;
    (*row)[1] = 12.3;
    ++row;
}
 
static void tearDown() 
{ 
    PathName("test_dotp.odb").unlink();
}
 
static void test()
{
    const string sql = "select dotp(x,y) from \"test_dotp.odb\";";
 
    Log::info() << "Executing: '" << sql << "'" << std::endl;
 
    odc::Select oda(sql);
    odc::Select::iterator it = oda.begin();
 
    ASSERT(fabs((*it)[0] - 1998.51e0)<EPS); // 
 
}
 
 
 
SIMPLE_TEST(FunctionDotp)