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CRuntimeCompiledExpression_unittest.cpp
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1 /* +---------------------------------------------------------------------------+
2  | Mobile Robot Programming Toolkit (MRPT) |
3  | http://www.mrpt.org/ |
4  | |
5  | Copyright (c) 2005-2017, Individual contributors, see AUTHORS file |
6  | See: http://www.mrpt.org/Authors - All rights reserved. |
7  | Released under BSD License. See details in http://www.mrpt.org/License |
8  +---------------------------------------------------------------------------+ */
9 
11 #include <gtest/gtest.h>
12 
13 using namespace mrpt;
14 using namespace mrpt::utils;
15 using namespace mrpt::math;
16 using namespace std;
17 
18 TEST(RuntimeCompiledExpression,SimpleTest)
19 {
21  std::map<std::string, double> vars;
22 
23  vars["x"] = 5.0;
24  vars["y"] = 3.0;
25  expr.compile("x^2+x*y+1", vars);
26 
27  EXPECT_NEAR(expr.eval(), vars["x"] * vars["x"] + vars["x"] * vars["y"] + 1.0, 1e-9);
28 }
29 
30 
Classes for serialization, sockets, ini-file manipulation, streams, list of properties-values, timewatch, extensions to STL.
Definition: zip.h:16
STL namespace.
A wrapper of exprtk runtime expression compiler: it takes a string representing an expression (from a...
double eval() const
Evaluates the current value of the precompiled formula.
void compile(const std::string &expression, const std::map< std::string, double > &variables=std::map< std::string, double >(), const std::string &expr_name_for_error_reporting=std::string())
Initializes the object by compiling an expression.
This base provides a set of functions for maths stuff.
Definition: CArrayNumeric.h:19
TEST(RuntimeCompiledExpression, SimpleTest)
This is the global namespace for all Mobile Robot Programming Toolkit (MRPT) libraries.



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