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C++ Mathematical Expression Library (ExprTk) http://www.partow.net/programming/exprtk/index.html

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Arash Partow
2015-04-19 22:44:48 +10:00
parent ba6f782220
commit 2710614e95
2 changed files with 130 additions and 9 deletions
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94
exprtk_test.cpp
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@ -6620,6 +6620,21 @@ inline std::string results_to_string(const exprtk::results_context<T>& results)
return res_str;
}
template <typename T>
inline bool result_equal(const exprtk::results_context<T>& results, const T& value)
{
typedef exprtk::results_context<T> results_context_t;
typedef typename results_context_t::type_store_t type_t;
typedef typename type_t::scalar_view scalar_t;
if (1 != results.count())
return false;
else if (type_t::e_scalar != results[0].type)
return false;
else
return (value == scalar_t(results[0])());
}
template <typename T>
inline bool run_test21()
{
@ -6703,7 +6718,7 @@ inline bool run_test21()
std::string pattern = results_to_string<T>(expression.results());
if (result_list[i] != results_to_string<T>(expression.results()))
if (result_list[i] != pattern)
{
printf("run_test21() - Invalid return results [1] Expected %s Got: %s Expression: %s\n",
result_list[i].c_str(),
@ -6711,6 +6726,83 @@ inline bool run_test21()
expression_list[i].c_str());
failure = true;
continue;
}
}
if (failure)
return false;
}
{
static const std::string expression_list[] =
{
"x := 1; x + 1; x + 2; x + 3; x + 5; x + 7; return [x + 1];",
"x := 1; x + 1; x + 2; x + 3; x + 5; return [x + 1]; x := 7;",
"x := 1; x + 1; x + 2; x + 3; return [x + 1]; x + 5; x := 7;",
"x := 1; x + 1; x + 2; return [x + 1]; x + 3; x + 5; x := 7;",
"x := 1; x + 1; return [x + 1]; x + 2; x + 3; x + 5; x := 7;",
"x := 1; return [x + 1]; x + 1; x + 2; x + 3; x + 5; x := 7;",
"return [x + 1]; x := 1; x + 1; x + 2; x + 3; x + 5; x := 7;",
"~{x := 1; x + 1; x + 2; x + 3; x + 5; x + 7; return [x + 1]}",
"~{x := 1; x + 1; x + 2; x + 3; x + 5; return [x + 1]; x := 7}",
"~{x := 1; x + 1; x + 2; x + 3; return [x + 1]; x + 5; x := 7}",
"~{x := 1; x + 1; x + 2; return [x + 1]; x + 3; x + 5; x := 7}",
"~{x := 1; x + 1; return [x + 1]; x + 2; x + 3; x + 5; x := 7}",
"~{x := 1; return [x + 1]; x + 1; x + 2; x + 3; x + 5; x := 7}",
"~{return [x + 1]; x := 1; x + 1; x + 2; x + 3; x + 5; x := 7}"
};
static const std::string result_list[] =
{
"T", "T", "T", "T", "T", "T", "T",
"T", "T", "T", "T", "T", "T", "T",
};
static const std::size_t expression_list_size = sizeof(expression_list) / sizeof(std::string);
bool failure = false;
for (std::size_t i = 0; i < expression_list_size; ++i)
{
expression_t expression;
expression.register_symbol_table(symbol_table);
parser_t parser;
if (!parser.compile(expression_list[i],expression))
{
printf("run_test21() - Error: %s Expression: %s [2]\n",
parser.error().c_str(),
expression_list[i].c_str());
failure = true;
continue;
}
expression.value();
std::string pattern = results_to_string<T>(expression.results());
if (result_list[i] != pattern)
{
printf("run_test21() - Invalid return results [2] Expected %s Got: %s Expression: %s\n",
result_list[i].c_str(),
pattern.c_str(),
expression_list[i].c_str());
failure = true;
continue;
}
else if (!result_equal(expression.results(), x + T(1)))
{
printf("run_test21() - Invalid return results [2] Expected %s Got: %s Expression: %s\n",
result_list[i].c_str(),
pattern.c_str(),
expression_list[i].c_str());
failure = true;
continue;
}
}