MADNESS  version 0.9
muParserTest.h
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8  Copyright (C) 2004-2008 Ingo Berg
9 
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25 
26 #ifndef MU_PARSER_TEST_H
27 #define MU_PARSER_TEST_H
28 
29 #include <string>
30 #include <cstdlib>
31 #include <numeric> // for accumulate
32 #include "muParser.h"
33 #include "muParserInt.h"
34 
39 namespace mu
40 {
42  namespace Test
43  {
44  //------------------------------------------------------------------------------
49  class ParserTester // final
50  {
51  private:
52  // Multiarg callbacks
53  static value_type f1of1(value_type v) { return v;};
54 
55  static value_type f1of2(value_type v, value_type ) {return v;};
56  static value_type f2of2(value_type , value_type v) {return v;};
57 
58  static value_type f1of3(value_type v, value_type , value_type ) {return v;};
59  static value_type f2of3(value_type , value_type v, value_type ) {return v;};
60  static value_type f3of3(value_type , value_type , value_type v) {return v;};
61 
62  static value_type f1of4(value_type v, value_type, value_type , value_type ) {return v;}
63  static value_type f2of4(value_type , value_type v, value_type , value_type ) {return v;}
64  static value_type f3of4(value_type , value_type, value_type v, value_type ) {return v;}
65  static value_type f4of4(value_type , value_type, value_type , value_type v) {return v;}
66 
67  static value_type f1of5(value_type v, value_type, value_type , value_type , value_type ) { return v; }
68  static value_type f2of5(value_type , value_type v, value_type , value_type , value_type ) { return v; }
69  static value_type f3of5(value_type , value_type, value_type v, value_type , value_type ) { return v; }
70  static value_type f4of5(value_type , value_type, value_type , value_type v, value_type ) { return v; }
71  static value_type f5of5(value_type , value_type, value_type , value_type , value_type v) { return v; }
72 
73  static value_type Min(value_type a_fVal1, value_type a_fVal2) { return (a_fVal1<a_fVal2) ? a_fVal1 : a_fVal2; }
74  static value_type Max(value_type a_fVal1, value_type a_fVal2) { return (a_fVal1>a_fVal2) ? a_fVal1 : a_fVal2; }
75 
76  static value_type plus2(value_type v1) { return v1+2; }
77  static value_type times3(value_type v1) { return v1*3; }
78  static value_type sqr(value_type v1) { return v1*v1; }
79  static value_type sign(value_type v) { return -v; }
80 
81  static value_type FirstArg(const value_type* a_afArg, int a_iArgc)
82  {
83  if (!a_iArgc)
84  throw mu::Parser::exception_type( _T("too few arguments for function FirstArg.") );
85 
86  return a_afArg[0];
87  }
88 
89  static value_type LastArg(const value_type* a_afArg, int a_iArgc)
90  {
91  if (!a_iArgc)
92  throw mu::Parser::exception_type( _T("too few arguments for function LastArg.") );
93 
94  return a_afArg[a_iArgc-1];
95  }
96 
97  static value_type Sum(const value_type* a_afArg, int a_iArgc)
98  {
99  if (!a_iArgc)
100  throw mu::Parser::exception_type( _T("too few arguments for function sum.") );
101 
102  value_type fRes=0;
103  for (int i=0; i<a_iArgc; ++i) fRes += a_afArg[i];
104  return fRes;
105  }
106 
107  static value_type Rnd(value_type v)
108  {
109  return (value_type)(1+(v*std::rand()/(RAND_MAX+1.0)));
110  }
111 
112  static value_type RndWithString(const char_type*)
113  {
114  return (value_type)( 1 + (1000.0f * std::rand() / (RAND_MAX + 1.0) ) );
115  }
116 
117  static value_type Ping()
118  {
119  return 10;
120  }
121 
122  static value_type ValueOf(const char_type*)
123  {
124  return 123;
125  }
126 
127  static value_type StrFun1(const char_type* v1)
128  {
129  int val(0);
130  stringstream_type(v1) >> val;
131  return val;
132  }
133 
134  static value_type StrFun2(const char_type* v1, value_type v2)
135  {
136  int val(0);
137  stringstream_type(v1) >> val;
138  return val + v2;
139  }
140 
141  static value_type StrFun3(const char_type* v1, value_type v2, value_type v3)
142  {
143  int val(0);
144  stringstream_type(v1) >> val;
145  return val + v2 + v3;
146  }
147 
148  static value_type StrToFloat(const char_type* a_szMsg)
149  {
150  double val(0);
151  stringstream_type(a_szMsg) >> val;
152  return val;
153 
154 // using namespace std; // atof is for some compilers in std for some not...
155 // return atof(a_szMsg);
156  }
157 
158  // postfix operator callback
159  static value_type Milli(value_type v) { return v/(value_type)1e3; }
160 
161  static int c_iCount;
162 
163  int TestNames();
164  int TestSyntax();
165  int TestMultiArg();
166  int TestVolatile();
167  int TestPostFix();
168  int TestExpression();
169  int TestInfixOprt();
170  int TestBinOprt();
171  int TestVarConst();
172  int TestInterface();
173  int TestException();
174  int TestStrArg();
175 
176  void Abort() const;
177 
178  public:
179  typedef int (ParserTester::*testfun_type)();
180 
181  ParserTester();
182  void Run();
183 
184  private:
185  std::vector<testfun_type> m_vTestFun;
186  void AddTest(testfun_type a_pFun);
187 
188  // Test Double Parser
189  int EqnTest(const string_type& a_str, double a_fRes, bool a_fPass);
190  int ThrowTest(const string_type& a_str, int a_iErrc, bool a_bFail = true);
191 
192  // Test Int Parser
193  int EqnTestInt(const string_type& a_str, double a_fRes, bool a_fPass);
194  };
195  } // namespace Test
196 } // namespace mu
197 
198 #endif
199 
200 
muParserInt.h
Definition of a parser using integer value.
muParser.h
Definition of the standard floating point parser.
mu::stringstream_type
std::basic_stringstream< char_type, std::char_traits< char_type >, std::allocator< char_type > > stringstream_type
Typedef for easily using stringstream that respect the parser stringtype.
Definition: muParserDef.h:245
a_pFun
const muChar_t muFun0_t a_pFun
Definition: muParserDLL.h:84
mu::value_type
MUP_BASETYPE value_type
The numeric datatype used by the parser.
Definition: muParserDef.h:222
mu::Test::ParserTester
Test cases for unit testing.
Definition: muParserTest.h:49
mu
Namespace for mathematical applications.
Definition: muParser.cpp:47
mu::char_type
string_type::value_type char_type
The character type used by the parser.
Definition: muParserDef.h:240
mu::string_type
MUP_STRING_TYPE string_type
The stringtype used by the parser.
Definition: muParserDef.h:228
_T
#define _T
Definition: muParserDef.h:62
mu::ParserBase::exception_type
ParserError exception_type
Type of the error class.
Definition: muParserBase.h:92
mu::Test::ParserTester::testfun_type
int(ParserTester::* testfun_type)()
Definition: muParserTest.h:179
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