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/*
* Copyright (C) 2005-2020 Centre National d'Etudes Spatiales (CNES)
*
* This file is part of Orfeo Toolbox
*
* https://www.orfeo-toolbox.org/
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "otbMath.h"
#include "otbParserX.h"
typedef otb::ParserX ParserType;
void otbParserXTest_ThrowIfNotEqual(double output, double ref, std::string testname, double epsilon = 1.0E-12)
{
std::cout << "Running test " << testname << std::endl;
if (std::abs(output - ref) > epsilon)
{
itkGenericExceptionMacro(<< "Got " << output << " while waiting for " << ref);
}
std::cout << " -- OK" << std::endl;
}
void otbParserXTest_ThrowIfNotEqual(bool output, bool ref, std::string testname = "")
{
std::cout << "Running test " << testname << std::endl;
if (output != ref)
{
itkGenericExceptionMacro(<< "Got " << output << " while waiting for " << ref);
}
std::cout << " -- OK" << std::endl;
}
void otbParserXTest_Numerical(void)
{
ParserType::Pointer parser = ParserType::New();
parser->SetExpr("10.0+3");
otbParserXTest_ThrowIfNotEqual(parser->Eval(), 13.0, "Numerical");
}
void otbParserXTest_BuildInFun(void)
{
ParserType::Pointer parser = ParserType::New();
parser->SetExpr("cos(1.55)");
otbParserXTest_ThrowIfNotEqual(parser->Eval(), std::cos(1.55), "BuildInFun");
}
void otbParserXTest_UserDefinedCst(void)
{
ParserType::Pointer parser = ParserType::New();
parser->SetExpr("ln10");
otbParserXTest_ThrowIfNotEqual(parser->Eval(), std::log(10.0), "UserDefinedCst");
}
void otbParserXTest_UserDefinedFun(void)
{
ParserType::Pointer parser = ParserType::New();
parser->SetExpr("ndvi(100, 10)");
otbParserXTest_ThrowIfNotEqual(parser->Eval(), (10.0 - 100.0) / (10.0 + 100.0), "UserDefinedFun");
}
void otbParserXTest_UserDefinedVars(void)
{
ParserType::ValueType var1 = 10.0;
ParserType::ValueType var2 = 2.0;
ParserType::ValueType var3 = 7.0;
ParserType::ValueType var4 = 100.0;
ParserType::ValueType var5 = 200.0;
double dvar1 = 10.0;
double dvar2 = 2.0;
double dvar3 = 7.0;
double dvar4 = 100.0;
double dvar5 = 200.0;
ParserType::Pointer parser = ParserType::New();
parser->DefineVar("var1", &var1);
parser->DefineVar("var2", &var2);
parser->DefineVar("var3", &var3);
parser->DefineVar("var4", &var4);
parser->DefineVar("var5", &var5);
parser->SetExpr("(var1+var2-var3)*var4/var5");
otbParserXTest_ThrowIfNotEqual(parser->Eval(), (dvar1 + dvar2 - dvar3) * dvar4 / dvar5, "UserDefinedVars");
}
void otbParserXTest_Mixed(void)
{
ParserType::Pointer parser = ParserType::New();
parser->SetExpr("(7+10)/2+cos(pi/4)*10-10*ln10+ndvi(100, 10)");
otbParserXTest_ThrowIfNotEqual(parser->Eval(),
(7.0 + 10.0) / 2.0 + std::cos(otb::CONST_PI / 4) * 10.0 - 10.0 * std::log(10.0) + (10.0 - 100.0) / (10.0 + 100.0), "Mixed");
}
void otbParserXTest_LogicalOperator(void)
{
ParserType::Pointer parser = ParserType::New();
parser->SetExpr("true and false");
otbParserXTest_ThrowIfNotEqual(static_cast<bool>(parser->Eval()), false, "LogicalOperator and");
parser->SetExpr("true or false");
otbParserXTest_ThrowIfNotEqual(static_cast<bool>(parser->Eval()), true, "LogicalOperator or");
}
int otbParserXTest(int itkNotUsed(argc), char* itkNotUsed(argv)[])
{
otbParserXTest_Numerical();
otbParserXTest_BuildInFun();
otbParserXTest_UserDefinedCst();
otbParserXTest_UserDefinedFun();
otbParserXTest_UserDefinedVars();
otbParserXTest_Mixed();
otbParserXTest_LogicalOperator();
return EXIT_SUCCESS;
}
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