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driver_esinmath.cpp
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driver_esinmath.cpp
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// $Id: driver_esinmath.cpp,v 1.2 2017-09-19 10:54:37+02 esin Exp esin $
//
// Driver esinmath
#include <string>
#include <vector>
#include <list>
#include <utility>
#include <iostream>
#include <iomanip>
#include <cstdio>
#include <esin/error>
#include <esin/gen_driver>
#include <esin/util>
#include "token.hpp"
#include "racional.hpp"
#include "expressio.hpp"
#include "variables.hpp"
#include "math_sessio.hpp"
#include "math_io.hpp"
using util::nat;
using namespace std;
// Imprimir bool
// ostream& operator<<(ostream& os, const bool b)
// {
// os << (b ? "true" : "false");
// return os;
// }
// Imprimir codi
ostream& operator<<(ostream& os, const token::codi& c) {
switch (c) {
case token::CT_ENTERA: os << "CT_ENTERA"; break;
case token::CT_RACIONAL: os << "CT_RACIONAL"; break;
case token::CT_REAL: os << "CT_REAL"; break;
case token::CT_E: os << "CT_E"; break;
case token::VARIABLE: os << "VARIABLE"; break;
case token::VAR_PERCENTATGE: os << "VAR_PERCENTATGE"; break;
case token::SUMA: os << "SUMA"; break;
case token::RESTA: os << "RESTA"; break;
case token::MULTIPLICACIO: os << "MULTIPLICACIO"; break;
case token::DIVISIO: os << "DIVISIO"; break;
case token::EXPONENCIACIO: os << "EXPONENCIACIO"; break;
case token::CANVI_DE_SIGNE: os << "CANVI_DE_SIGNE"; break;
case token::SIGNE_POSITIU: os << "SIGNE_POSITIU"; break;
case token::ASSIGNACIO: os << "ASSIGNACIO"; break;
case token::DESASSIGNACIO: os << "DESASSIGNACIO"; break;
case token::SQRT: os << "SQRT"; break;
case token::EXP: os << "EXP"; break;
case token::LOG: os << "LOG"; break;
case token::EVALF: os << "EVALF"; break;
case token::OBRIR_PAR: os << "OBRIR_PAR"; break;
case token::TANCAR_PAR: os << "TANCAR_PAR"; break;
case token::COMA: os << "COMA"; break;
case token::BYEBYE: os << "BYEBYE"; break;
default: os << "NULLTOK"; break;
}
return os;
}
// Imprimir racional
ostream& operator<<(ostream& os, const racional& r)
{
os << r.num() << "/" << r.denom();
return os;
}
// Imprimir token
ostream& operator<<(ostream& os, const token& t) {
switch (t.tipus()) {
case token::CT_ENTERA: os << t.valor_enter(); break;
case token::CT_RACIONAL: os << t.valor_racional(); break;
case token::CT_REAL: { printf("%f", t.valor_real());
break;
}
case token::CT_E: os << "e"; break;
case token::VARIABLE: os << t.identificador_variable(); break;
case token::VAR_PERCENTATGE: os << "%"; break;
case token::SUMA: os << "+"; break;
case token::RESTA: os << "-"; break;
case token::MULTIPLICACIO: os << "*"; break;
case token::DIVISIO: os << "/"; break;
case token::EXPONENCIACIO: os << "^"; break;
case token::CANVI_DE_SIGNE: os << "-"; break;
case token::SIGNE_POSITIU: os << "+"; break;
case token::ASSIGNACIO: os << ":="; break;
case token::DESASSIGNACIO: os << "unassign"; break;
case token::SQRT: os << "sqrt"; break;
case token::EXP: os << "exp"; break;
case token::LOG: os << "log"; break;
case token::EVALF: os << "evalf"; break;
case token::OBRIR_PAR: os << "("; break;
case token::TANCAR_PAR: os << ")"; break;
case token::COMA: os << ","; break;
case token::BYEBYE: os << "byebye"; break;
default: os << "NULLTOK"; break;
}
return os;
}
bool checkNumero(const string &s) {
bool res = false;
if (s.length() > 0) {
unsigned int i = 0;
bool esnum = true;
if ((s[0] == '+') || (s[0] == '-')) {
i++;
}
int aux = s.find('.');
if (aux >= 0) {
esnum = ((int) s.find('.', aux+1)) < 0;
}
while (i < s.length() && esnum) {
esnum = (s[i] >= '0' && s[i] <= '9') || (s[i] == '.');
i++;
}
res = esnum && (i == s.length());
}
return res;
}
// Crea un token
token* crea_token(gen_driver& dr) {
token* tk;
string s = dr.args(3);
if ("CT_ENTERA" == s)
tk = new token(token::CT_ENTERA);
else if ("CT_RACIONAL" == s)
tk = new token(token::CT_RACIONAL);
else if ("CT_REAL" == s)
tk = new token(token::CT_REAL);
else if ("CT_E" == s)
tk = new token(token::CT_E);
else if ("VARIABLE" == s)
tk = new token(token::VARIABLE);
else if ("VAR_PERCENTATGE" == s)
tk = new token(token::VAR_PERCENTATGE);
else if ("SUMA" == s)
tk = new token(token::SUMA);
else if ("RESTA" == s)
tk = new token(token::RESTA);
else if ("MULTIPLICACIO" == s)
tk = new token(token::MULTIPLICACIO);
else if ("DIVISIO" == s)
tk = new token(token::DIVISIO);
else if ("EXPONENCIACIO" == s)
tk = new token(token::EXPONENCIACIO);
else if ("CANVI_DE_SIGNE" == s)
tk = new token(token::CANVI_DE_SIGNE);
else if ("SIGNE_POSITIU" == s)
tk = new token(token::SIGNE_POSITIU);
else if ("ASSIGNACIO" == s)
tk = new token(token::ASSIGNACIO);
else if ("DESASSIGNACIO" == s)
tk = new token(token::DESASSIGNACIO);
else if ("SQRT" == s)
tk = new token(token::SQRT);
else if ("EXP" == s)
tk = new token(token::EXP);
else if ("LOG" == s)
tk = new token(token::LOG);
else if ("EVALF" == s)
tk = new token(token::EVALF);
else if ("OBRIR_PAR" == s)
tk = new token(token::OBRIR_PAR);
else if ("TANCAR_PAR" == s)
tk = new token(token::TANCAR_PAR);
else if ("COMA" == s)
tk = new token(token::COMA);
else if ("BYEBYE" == s)
tk = new token(token::BYEBYE);
else if ("NULLTOK" == s)
tk = new token(token::NULLTOK);
else {
if (checkNumero(s)) {
if (util::is_int(s)) {
tk = new token(util::toint(s));
}
else {
tk = new token(util::todouble(s));
}
}
else {
try {
racional* r = dr.object<racional>(3);
tk = new token(*r);
}
catch (error e) {
tk = new token(s);
}
}
}
return tk;
}
// imprimir list<T>
template<typename T>
void imprimeix_list(const list<T>& L,
const char sep = ' ',
ostream& os = std::cout)
{
if (!L.empty()) {
typename list<T>::const_iterator it = L.begin();
for (nat i = 0; i != L.size()-1; i++) {
os << *it << sep;
++it;
}
os << *it;
}
os << endl;
}
/* TypeTraits */
template <> const char* TypeTraits<token>::name = "token";
template <> const char* TypeTraits<racional>::name = "racional";
template <> const char* TypeTraits<expressio>::name = "expressio";
template <> const char* TypeTraits<variables>::name = "variables";
template <> const char* TypeTraits<math_sessio>::name = "math_sessio";
template <> const char* TypeTraits<list<token> >::name = "list<token>";
template <> const char* TypeTraits<list<string> >::name = "list<string>";
/* ----------< BASIQUES: Constructores, assignacio i destruccio >---------- */
void* user_init(gen_driver& dr) {
string id = dr.args(1);
string tid = dr.args(2);
if (tid == "token") {
if (dr.nargs() != 3 && dr.nargs() != 2)
throw error(gen_driver::WrongNumArgs, gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
token* t;
if (dr.nargs() == 3){
t = crea_token(dr);
}
else{
t = new token;
}
return static_cast<void*> (t);
}
else if (tid == "racional") {
if (dr.nargs() < 2 || dr.nargs() > 4)
throw error(gen_driver::WrongNumArgs,gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
racional* r;
if (dr.nargs() == 2)
r = new racional();
else if (dr.nargs() == 3) {
int num = util::toint(dr.args(3));
r = new racional(num);
}
else {
int num = util::toint(dr.args(3)),
den = util::toint(dr.args(4));
r = new racional(num, den);
}
return static_cast<void*> (r);
}
else if (tid == "expressio") {
expressio* e = NULL;
if (dr.nargs() != 3 && dr.nargs() != 2)
throw error(gen_driver::WrongNumArgs, gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
if (dr.nargs() == 3){
if (dr.object_type(3) == "token") {
token* tok = dr.object<token>(3);
e = new expressio(*tok);
}
else if (dr.object_type(3) == "list<token>") {
list<token>* LT = dr.object<list<token> >(3);
e = new expressio(*LT);
}
}
else
{
e= new expressio;
}
return static_cast<void*> (e);
}
else if (tid == "variables") {
if (dr.nargs() != 2)
throw error(gen_driver::WrongNumArgs, gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
variables* v = new variables();
return static_cast<void*> (v);
}
else if (tid == "math_sessio") {
if (dr.nargs() != 2)
throw error(gen_driver::WrongNumArgs, gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
math_sessio* es = new math_sessio();
return static_cast<void*> (es);
}
else if (tid == "list<string>") {
if (dr.nargs() != 2)
throw error(gen_driver::WrongNumArgs, gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
return static_cast<void*> (new list<string>);
}
else if (tid == "list<token>") {
if (dr.nargs() != 2)
throw error(gen_driver::WrongNumArgs, gen_driver::nom_mod,
gen_driver::WrongNumArgsMsg);
return static_cast<void*> (new list<token>);
}
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
/* ----------------------------< OPERATORS >-------------------------------- */
void iguals(gen_driver& dr)
{
if (dr.object_type()=="token")
{
token* tok1 = dr.object<token>();
token* tok2 = dr.object<token>(1);
string s = (*tok1 == *tok2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
string s = (*r1 == *r2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else if (dr.object_type()=="expressio")
{
expressio* e1 = dr.object<expressio>();
expressio* e2 = dr.object<expressio>(1);
string s = (*e1 == *e2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void diferents(gen_driver& dr)
{
if (dr.object_type()=="token")
{
token* tok1 = dr.object<token>();
token* tok2 = dr.object<token>(1);
string s = (*tok1 != *tok2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
string s = (*r1 != *r2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else if (dr.object_type()=="expressio")
{
expressio* e1 = dr.object<expressio>();
expressio* e2 = dr.object<expressio>(1);
string s = (*e1 != *e2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void menor(gen_driver& dr)
{
if (dr.object_type()=="token")
{
token* tok1 = dr.object<token>();
token* tok2 = dr.object<token>(1);
string s = (*tok1 < *tok2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
string s = (*r1 < *r2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void major(gen_driver& dr)
{
if (dr.object_type()=="token")
{
token* tok1 = dr.object<token>();
token* tok2 = dr.object<token>(1);
string s = (*tok1 > *tok2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
string s = (*r1 > *r2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void menor_igual(gen_driver& dr)
{
if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
string s = (*r1 <= *r2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void major_igual(gen_driver& dr)
{
if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
string s = (*r1 >= *r2)? "true" : "false";
dr.get_ostream() << s << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void suma(gen_driver& dr)
{
if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
dr.get_ostream() << static_cast<racional> (*r1 + *r2) << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void resta(gen_driver& dr)
{
if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
dr.get_ostream() << static_cast<racional> (*r1 - *r2) << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void mult(gen_driver& dr)
{
if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
dr.get_ostream() << static_cast<racional> (*r1 * *r2) << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
void div(gen_driver& dr)
{
if (dr.object_type()=="racional")
{
racional* r1 = dr.object<racional>();
racional* r2 = dr.object<racional>(1);
dr.get_ostream() << static_cast<racional> (*r1 / *r2) << endl;
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
/* ----------------------------< TOKEN >----------------------------------- */
/* Test de memoria dinamica */
void crea_token_enter (token*& t)
{ t = new token (3); }
void crea_token_racional (token*& t)
{ t = new token (racional(8192,16384)); }
void crea_token_real (token*& t)
{ t = new token (3.141592); }
void crea_token_var (token*& t)
{ t = new token ("aux"); }
bool test_ctor_token (gen_driver& d)
{ return d.generic_memtest<token> (crea_token_racional, "ctor token"); }
bool test_copyctor_token (gen_driver& d)
{ return d.copyctor_memtest<token> (crea_token_var); }
bool test_asigna_token (gen_driver& d)
{ return d.assgn_memtest<token>(crea_token_enter, crea_token_racional); }
/* Metodes de la classe */
void tipus(gen_driver& dr)
{
token* t = dr.object<token>();
dr.get_ostream() << t -> tipus();
dr.get_ostream() << endl;
}
void valor_enter(gen_driver& dr)
{
token* t = dr.object<token>();
dr.get_ostream() << t -> valor_enter();
dr.get_ostream() << endl;
}
void valor_racional(gen_driver& dr)
{
token* t = dr.object<token>();
dr.get_ostream() << t -> valor_racional();
dr.get_ostream() << endl;
}
void valor_real(gen_driver& dr)
{
token* t = dr.object<token>();
dr.get_ostream() << t -> valor_real();
dr.get_ostream() << endl;
}
void identificador_variable(gen_driver& dr)
{
token* t = dr.object<token>();
dr.get_ostream() << t -> identificador_variable();
dr.get_ostream() << endl;
}
/* ---------------------------< RACIONAL >--------------------------------- */
void num(gen_driver& dr)
{ dr.get_ostream() << dr.object<racional>()->num() << endl; }
void denom(gen_driver& dr)
{ dr.get_ostream() << dr.object<racional>()->denom() << endl; }
void part_entera(gen_driver& dr)
{ dr.get_ostream() << dr.object<racional>()->part_entera() << endl; }
void residu(gen_driver& dr)
{ dr.get_ostream() << dr.object<racional>()->residu() << endl; }
/* -----------------------------< EXPRESSIO >------------------------------ */
/* Test de memoria dinamica */
void crea_expressio_0(expressio*& e) {
list<token> LT;
math_io::scan ("3 + a * 5 / 10", LT);
e = new expressio(LT);
}
void crea_expressio_N(expressio*& e) {
list<token> LT;
math_io::scan ("3 + 3 * 5 / 10 - sqrt (9 ^ 2)", LT);
e = new expressio(LT);
}
void crea_expressio_y_simpl1(expressio*& e) {
list<token> LT;
math_io::scan ("( 3 + 3 * log ( 5 ) ) / ( 2 * e * ( sqrt ( 3 ) ) )", LT);
e = new expressio(LT);
e->simplify_one_step();
}
void crea_expressio_y_simplify(expressio*& e) {
list<token> LT;
math_io::scan ("( 3 + 3 * log ( 5 ) ) / ( 2 * e * ( sqrt ( 3 ) ) )", LT);
e = new expressio(LT);
e->simplify();
}
bool test_ctor_expressio_N(gen_driver& d) {
return d.generic_memtest<expressio>(crea_expressio_N, "ctor N");
}
bool test_simplify_one_step(gen_driver& d) {
return d.generic_memtest<expressio>(crea_expressio_y_simpl1,
"simplify_one_step");
}
bool test_simplify(gen_driver& d) {
return d.generic_memtest<expressio>(crea_expressio_y_simplify,
"simplify");
}
bool test_copyctor_expressio(gen_driver& d) {
return d.copyctor_memtest<expressio>(crea_expressio_N);
}
bool test_asigna_expressio(gen_driver& d) {
return d.assgn_memtest<expressio>(crea_expressio_0,
crea_expressio_N);
}
/* Metodes de la classe */
void op_bool(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
string s = (*e)? "true" : "false";
dr.get_ostream() << s << endl;
}
void vars(gen_driver& dr)
{
list<string>* l = dr.object<list<string> >(1);
dr.object<expressio>() -> vars(*l);
l -> sort();
}
void vars_pantalla(gen_driver& dr)
{
list<string> l;
dr.object<expressio>() -> vars(l);
l.sort();
imprimeix_list(l, ' ',dr.get_ostream());
}
void apply_substitution(gen_driver& dr)
{
expressio* e1 = dr.object<expressio>();
string s = dr.args(1);
expressio* e2 = dr.object<expressio>(2);
e1 -> apply_substitution(s, *e2);
}
void apply_substitution_pantalla(gen_driver& dr)
{
expressio* e1 = dr.object<expressio>();
string s = dr.args(1);
expressio* e2 = dr.object<expressio>(2);
e1 -> apply_substitution(s, *e2);
list<token> LT;
e1 -> list_of_tokens(LT);
imprimeix_list(LT, ' ', dr.get_ostream());
}
void simplify_one_step(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
e -> simplify_one_step();
}
void simplify_one_step_pantalla(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
e -> simplify_one_step();
list<token> LT;
e -> list_of_tokens(LT);
imprimeix_list(LT, ' ', dr.get_ostream());
}
void simplify(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
e -> simplify();
}
void simplify_pantalla(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
e -> simplify();
list<token> LT;
e -> list_of_tokens(LT);
imprimeix_list(LT, ' ', dr.get_ostream());
}
void list_of_tokens(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
list<token>* LT = dr.object<list<token> >(1);
e -> list_of_tokens(*LT);
}
void list_of_tokens_pantalla(gen_driver& dr)
{
expressio* e = dr.object<expressio>();
list<token> LT;
e -> list_of_tokens(LT);
imprimeix_list(LT, ' ',dr.get_ostream());
}
/* -----------------------------< VARIABLES >------------------------------ */
/* Test de memoria dinamica */
void crea_vars_0(variables*& v) {
v = new variables();
expressio e;
v->assign("aux", e);
v->assign("aux2", e);
}
void crea_otro_vars(variables*& v) {
v = new variables();
expressio e;
v->assign("aux", e);
v->assign("aux2", e);
v->assign("x", e);
v->assign("y", e);
}
bool test_inserta_variables(gen_driver& d) {
return d.generic_memtest<variables>(crea_otro_vars, "inserta");
}
bool test_copyctor_variables(gen_driver& d) {
return d.copyctor_memtest<variables>(crea_otro_vars);
}
bool test_asigna_variables(gen_driver& d) {
return d.assgn_memtest<variables>(crea_vars_0, crea_otro_vars);
}
/* Metodes de la classe */
void assign(gen_driver& dr)
{ dr.object<variables>() -> assign(dr.args(1), *(dr.object<expressio>(2))); }
void unassign(gen_driver& dr)
{ dr.object<variables>() -> unassign(dr.args(1)); }
void valor(gen_driver& dr)
{
expressio* e = dr.object<expressio>(2);
*e = dr.object<variables>() -> valor(dr.args(1));
}
void valor_pantalla(gen_driver& dr)
{
expressio e = dr.object<variables>() -> valor(dr.args(1));
list<token> LT;
e.list_of_tokens(LT);
imprimeix_list(LT, ' ',dr.get_ostream());
}
/* ---------< CAS ESPECIAL: DUMP (MATH_SESSIO I VARIABLES) > ----------- */
void dump(gen_driver& dr)
{
list<string>* LS = dr.object<list<string> >(1);
if (dr.object_type() == "variables")
dr.object<variables>() -> dump(*LS);
else if(dr.object_type() == "math_sessio")
dr.object<math_sessio>() -> dump(*LS);
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
LS -> sort();
}
void dump_pantalla(gen_driver& dr)
{
list<string> LS;
if (dr.object_type() == "variables")
dr.object<variables>() -> dump(LS);
else if (dr.object_type() == "math_sessio")
dr.object<math_sessio>() -> dump(LS);
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
LS.sort();
imprimeix_list(LS, ' ', dr.get_ostream());
}
/* ----------------------------< MATH_SESSIO >-------------------------- */
/* Test de memoria dinamica */
void crea_sesion_1(math_sessio*& es)
{
es = new math_sessio();
list<token> LT, LT2;
math_io::scan("a + a", LT);
es -> execute(LT, LT2);
math_io::scan("x := (3 + 3 * log (5)) / (2 * e * (sqrt (3)))", LT);
es -> execute(LT, LT2);
math_io::scan("y := x * log (5)", LT);
es -> execute(LT, LT2);
}
void crea_sesion_2(math_sessio*& es)
{
es = new math_sessio();
list<token> LT, LT2;
math_io::scan("x := (3 + 3 * log (5)) / (2 * e * (sqrt (3)))", LT);
es -> execute(LT, LT2);
}
void f_test_execute(math_sessio*& es)
{
es = new math_sessio();
list<token> LT, LT2;
math_io::scan("a:=(3 * 2 + 3.141592 * sqrt (5))/(3*log(log(5)))", LT);
es -> execute(LT, LT2);
math_io::scan("b:= a + a + c", LT);
es -> execute(LT, LT2);
math_io::scan("y := a + (b + sqrt (5))/(3*log(log(5)))", LT);
es -> execute(LT, LT2);
math_io::scan("unassign a", LT);
es -> execute(LT, LT2);
math_io::scan("x+y+a+%", LT);
es -> execute(LT, LT2);
math_io::scan("byebye", LT);
es -> execute(LT, LT2);
}
bool test_execute(gen_driver& d) {
return d.generic_memtest<math_sessio>(f_test_execute, "execute");
}
bool test_copyctor_math_sessio(gen_driver& d) {
return d.copyctor_memtest<math_sessio>(crea_sesion_1);
}
bool test_asigna_math_sessio(gen_driver& d) {
return d.assgn_memtest<math_sessio>(crea_sesion_2, crea_sesion_1);
}
/* Metodes de la classe */
void execute(gen_driver& dr)
{
math_sessio* es = dr.object<math_sessio>();
list<token>* LT1 = dr.object<list<token> >(1);
list<token>* LT2 = new list<token>;
try {
es -> execute(*LT1, *LT2);
} catch (error e) {
delete LT2;
throw e;
}
delete LT2;
}
void execute_pantalla(gen_driver& dr)
{
math_sessio* es = dr.object<math_sessio>();
list<token>* LT1 = dr.object<list<token> >(1);
list<token>* LT2 = new list<token>;
try {
es -> execute(*LT1, *LT2);
imprimeix_list(*LT2, ' ', dr.get_ostream());
} catch (error e) {
delete LT2;
throw e;
}
delete LT2;
}
void end_of_sesion(gen_driver& dr)
{
math_sessio* es = dr.object<math_sessio>();
string s = (es -> end_of_session())? "true" : "false";
dr.get_ostream() << s << endl;
}
void apply_all_substitutions(gen_driver& dr)
{
math_sessio* es = dr.object<math_sessio>();
expressio* e = dr.object<expressio>(1);
es -> apply_all_substitutions(*e);
}
void apply_all_substitutions_pantalla(gen_driver& dr)
{
math_sessio* es = dr.object<math_sessio>();
expressio* e = dr.object<expressio>(1);
es -> apply_all_substitutions(*e);
list<token> LT;
e -> list_of_tokens(LT);
imprimeix_list(LT, ' ', dr.get_ostream());
}
/* ----------------------------< MATH_IO >------------------------------ */
void scan(gen_driver& dr)
{
string s = dr.args(1);
list<token>* LT = dr.object<list<token> >(2);
math_io::scan (s, *LT);
}
void scan_pantalla(gen_driver& dr)
{
string s = dr.args(1);
list<token> LT;
math_io::scan (s, LT);
imprimeix_list(LT, ' ', dr.get_ostream());
}
void tostring(gen_driver& dr)
{
list<token>* LT = dr.object<list<token> >(1);
string s = math_io::tostring(*LT);
dr.get_ostream() << s << endl;
}
/* ----------------------------<afegir a LIST>------------------------------ */
void inserta_lista(gen_driver& dr)
{
if (dr.object_type()=="list<token>")
{
list<token>* LT = dr.object<list<token> >();
token* tok = dr.object<token>(1);
LT -> push_back (*tok);
}
else
throw error(gen_driver::WrongTypeArgs, gen_driver::nom_mod,
gen_driver::WrongTypeArgsMsg);
}
/* --------------------------------< MAIN >--------------------------------- */
int main()
{
gen_driver d("math.err", false);
// OPERATORS