ckn_strnum.cpp

一个不错

/*
  Check wy_strnum2(...) and wy_strnum3(...)
*/
#include "wynum.h"
#include <iostream>

template <typename NumT>
struct ChkSmp2 {
  const char* nstr;
  size_t nstr_size;
  NumT res1,res2;
  int frdig;
  void verify(void)
     try {
       WyRet r;
       NumT tn1(res1+1),tn2(res2+1);
       int  tdig(frdig+1);
       const char* endptr;
       if((r=Wy::wy_strnum2(tn1,tn2,tdig,&endptr,nstr,nstr_size))!=Ok) {
         WY_THROW(r);
       }
       if(endptr-nstr!=(int)nstr_size) {
         WY_THROW( WyRet() );
       }
       if(res1!=tn1) {
         WY_THROW( WyRet() );
       }
       if(res2!=tn2) {
         WY_THROW( WyRet() );
       }
       if(frdig!=tdig) {
         WY_THROW( WyRet() );
       }
     }
     catch(...) {
       std::cerr << "Failed on ChkSmp2={\"" << nstr << "\"," << nstr_size
             << "," << res1 << "," << res2 << "," << frdig 
             << "}\n";
       throw;
     };
};

template <typename NumT>
struct ChkSmp3 {
  const char* nstr;
  size_t nstr_size;
  NumT res1,res2;
  int frdig;
  int res3;
  void verify(void) 
     {
     WyRet r;
     NumT tn1(res1+1),tn2(res2+1);
     int  tdig(frdig+1);
     int  texp(res3+1);
     const char* endptr;
     try {
         if((r=Wy::wy_strnum3(tn1,tn2,tdig,texp,&endptr,nstr,nstr_size))!=Ok) {
           WY_THROW(r);
         }
         if(endptr-nstr!=(int)nstr_size) {
           WY_THROW( WyRet() );
         }
         if(res1!=tn1) {
           WY_THROW( WyRet() );
         }
         if(res2!=tn2) {
           WY_THROW( WyRet() );
         }
         if(frdig!=tdig) {
           WY_THROW( WyRet() );
         }
         if(res3!=texp) {
           WY_THROW( WyRet() );
         }
       }
       catch(...) {
         std::cerr << "Failed on ChkSmp3={\"" << nstr << "\"," << nstr_size
               << "," << res1 << "," << res2 << "," << frdig << "," << res3
               << "}\n";
         std::cerr << "Result=(" << endptr-nstr << "," << tn1 << "," << tn2
                   << "," << tdig << "," << texp << ")\n";
         throw;
       };
     };
};

template <typename NumT>
static void ck_strnum2_typed(void)
{
 //
 // Note: larger numbers not checked
 //
 static ChkSmp2<NumT> chk_tab[]={
   {"0",1,0,0,0},{"+0",2,0,0,0},{"-0",2,0,0,0},
   {".0",2,0,0,-1},{"+.0",3,0,0,-1},{"-.0",3,0,0,-1},
   {".00",3,0,0,-2},{"+.00",4,0,0,-2},{"-.00",4,0,0,-2},
   {"0.",2,0,0,0},{"+0.",3,0,0,0},{"-0.",3,0,0,0},
   {"0.0",3,0,0,-1},{"+0.0",4,0,0,-1},{"-0.0",4,0,0,-1},
   {"00.0",4,0,0,-1},{"+00.0",5,0,0,-1},{"-00.0",5,0,0,-1},
   {"0.010",5,0,10,-3},{"+0.010",6,0,10,-3},{"-0.010",6,0,-10,-3},
   {"123",3,123,0,0}, {"+123",4,123,0,0}, {"-123",4,-123,0,0},
   {".123",4,0,123,-3}, {"+.123",5,0,123,-3}, {"-.123",5,0,-123,-3},
   {".120",4,0,120,-3}, {"+.120",5,0,120,-3}, {"-.120",5,0,-120,-3},
   {"123.",4,123,0,0},{"+123.",5,123,0,0},{"-123.",5,-123,0,0},
   {"123.0",5,123,0,-1},{"+123.0",6,123,0,-1},{"-123.0",6,-123,0,-1},
   {"23.45",5,23,45,-2},{"+23.45",6,23,45,-2},{"-23.45",6,-23,-45,-2},
   {"23.40",5,23,40,-2},{"+23.40",6,23,40,-2},{"-23.40",6,-23,-40,-2},
 };

 for(size_t i=0; i<sizeof(chk_tab)/sizeof(ChkSmp2<NumT>); ++i) {
   chk_tab[i].verify();
 }

 WyRet r;
 NumT res1,res2;
 const char* endptr;

 // check error
 {
   const char s1[]="a";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,"",0))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="2a";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=1) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(2)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]=".";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="+.";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="-.";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="-.+1";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]=".x";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]=".-1";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_ENOENT) {
     WY_THROW(r);
   }
   if(endptr-s1!=0) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]=".3x";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=2) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(3)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=-1) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="+.3x";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=3) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(3)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=-1) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="-.3x";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=3) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(-3)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=-1) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="1.x";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=2) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(1)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="+1.x";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=3) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(1)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="-1.+";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=3) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(-1)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

 {
   const char s1[]="12.-34";
   int frdig=100;
   res1=res2=100;
   if((r=Wy::wy_strnum2(res1,res2,frdig,&endptr,s1,sizeof(s1)-1))!=Wym_EBADMSG) {
     WY_THROW(r);
   }
   if(endptr-s1!=3) {
     WY_THROW( WyRet() );
   }
   if(res1!=NumT(12)) {
     WY_THROW( WyRet() );
   }
   if(res2!=NumT(0)) {
     WY_THROW( WyRet() );
   }
   if(frdig!=0) {
     WY_THROW( WyRet() );
   }
 }

};

template <typename NumT>
static void ck_strnum3_typed(void)
{
 //
 // Note: larger numbers not checked
 //
 static ChkSmp3<NumT> chk_tab[]={
   // base sample
   {"0",1,0,0,0,0},{"+0",2,0,0,0,0},{"-0",2,0,0,0,0},
   {".0",2,0,0,-1,0},{"+.0",3,0,0,-1,0},{"-.0",3,0,0,-1,0},
   {".00",3,0,0,-2,0},{"+.00",4,0,0,-2,0},{"-.00",4,0,0,-2,0},
   {"0.",2,0,0,0,0},{"+0.",3,0,0,0,0},{"-0.",3,0,0,0,0},
   {"0.0",3,0,0,-1,0},{"+0.0",4,0,0,-1,0},{"-0.0",4,0,0,-1,0},
   {"00.0",4,0,0,-1,0},{"+00.0",5,0,0,-1,0},{"-00.0",5,0,0,-1,0},
   {"0.010",5,0,10,-3,0},{"+0.010",6,0,10,-3,0},{"-0.010",6,0,-10,-3,0},
   {"123",3,123,0,0,0}, {"+123",4,123,0,0,0}, {"-123",4,-123,0,0,0},
   {".123",4,0,123,-3,0}, {"+.123",5,0,123,-3,0}, {"-.123",5,0,-123,-3,0},
   {".120",4,0,120,-3,0}, {"+.120",5,0,120,-3,0}, {"-.120",5,0,-120,-3,0},
   {"123.",4,123,0,0,0},{"+123.",5,123,0,0,0},{"-123.",5,-123,0,0,0},
   {"123.0",5,123,0,-1,0},{"+123.0",6,123,0,-1,0},{"-123.0",6,-123,0,-1,0},
   {"23.45",5,23,45,-2,0},{"+23.45",6,23,45,-2,0},{"-23.45",6,-23,-45,-2,0},
   {"23.40",5,23,40,-2,0},{"+23.40",6,23,40,-2,0},{"-23.40",6,-23,-40,-2,0},

   // base sample + "e0"
   {"0e0",3,0,0,0,0},{"+0e0",4,0,0,0,0},{"-0e0",4,0,0,0,0},
   {".0e0",4,0,0,-1,0},{"+.0e0",5,0,0,-1,0},{"-.0e0",5,0,0,-1,0},
   {".00e0",5,0,0,-2,0},{"+.00e0",6,0,0,-2,0},{"-.00e0",6,0,0,-2,0},
   {"0.e0",4,0,0,0,0},{"+0.e0",5,0,0,0,0},{"-0.e0",5,0,0,0,0},
   {"00.0e0",6,0,0,-1,0},{"+00.0e0",7,0,0,-1,0},{"-00.0e0",7,0,0,-1,0},
   {"0.0e0",5,0,0,-1,0},{"+0.0e0",6,0,0,-1,0},{"-0.0e0",6,0,0,-1,0},
   {"0.010e0",7,0,10,-3,0},{"+0.010e0",8,0,10,-3,0},{"-0.010e0",8,0,-10,-3,0},
   {"123e0",5,123,0,0,0}, {"+123e0",6,123,0,0,0}, {"-123e0",6,-123,0,0,0},
   {".123e0",6,0,123,-3,0}, {"+.123e0",7,0,123,-3,0}, {"-.123e0",7,0,-123,-3,0},
   {".120e0",6,0,120,-3,0}, {"+.120e0",7,0,120,-3,0}, {"-.120e0",7,0,-120,-3,0},
   {"123.e0",6,123,0,0,0},{"+123.e0",7,123,0,0,0},{"-123.e0",7,-123,0,0,0},
   {"123.0e0",7,123,0,-1,0},{"+123.0e0",8,123,0,-1,0},{"-123.0e0",8,-123,0,-1,0},
   {"23.45e0",7,23,45,-2,0},{"+23.45e0",8,23,45,-2,0},{"-23.45e0",8,-23,-45,-2,0},
   {"23.40e0",7,23,40,-2,0},{"+23.40e0",8,23,40,-2,0},{"-23.40e0",8,-23,-40,-2,0},
   // base sample + "e+0"
   {"0e+0",4,0,0,0,0},{"+0e+0",5,0,0,0,0},{"-0e+0",5,0,0,0,0},
   {".0e+0",5,0,0,-1,0},{"+.0e+0",6,0,0,-1,0},{"-.0e+0",6,0,0,-1,0},
   {".00e+0",6,0,0,-2,0},{"+.00e+0",7,0,0,-2,0},{"-.00e+0",7,0,0,-2,0},
   {"0.e+0",5,0,0,0,0},{"+0.e+0",6,0,0,0,0},{"-0.e+0",6,0,0,0,0},
   {"0.0e+0",6,0,0,-1,0},{"+0.0e+0",7,0,0,-1,0},{"-0.0e+0",7,0,0,-1,0},
   {"00.0e+0",7,0,0,-1,0},{"+00.0e+0",8,0,0,-1,0},{"-00.0e+0",8,0,0,-1,0},
   {"0.010e+0",8,0,10,-3,0},{"+0.010e+0",9,0,10,-3,0},{"-0.010e+0",9,0,-10,-3,0},
   {"123e+0",6,123,0,0,0}, {"+123e+0",7,123,0,0,0}, {"-123e+0",7,-123,0,0,0},
   {".123e+0",7,0,123,-3,0}, {"+.123e+0",8,0,123,-3,0}, {"-.123e+0",8,0,-123,-3,0},
   {".120e+0",7,0,120,-3,0}, {"+.120e+0",8,0,120,-3,0}, {"-.120e+0",8,0,-120,-3,0},
   {"123.e+0",7,123,0,0,0},{"+123.e+0",8,123,0,0,0},{"-123.e+0",8,-123,0,0,0},
   {"123.0e+0",8,123,0,-1,0},{"+123.0e+0",9,123,0,-1,0},{"-123.0e+0",9,-123,0,-1,0},
   {"23.45e+0",8,23,45,-2,0},{"+23.45e+0",9,23,45,-2,0},{"-23.45e+0",9,-23,-45,-2,0},
   {"23.40e+0",8,23,40,-2,0},{"+23.40e+0",9,23,40,-2,0},{"-23.40e+0",9,-23,-40,-2,0},

   // base sample + "e-0"
   {"0e-0",4,0,0,0,0},{"+0e-0",5,0,0,0,0},{"-0e-0",5,0,0,0,0},
   {".0e-0",5,0,0,-1,0},{"+.0e-0",6,0,0,-1,0},{"-.0e-0",6,0,0,-1,0},
   {".00e-0",6,0,0,-2,0},{"+.00e-0",7,0,0,-2,0},{"-.00e-0",7,0,0,-2,0},
   {"0.e-0",5,0,0,0,0},{"+0.e-0",6,0,0,0,0},{"-0.e-0",6,0,0,0,0},
   {"0.0e-0",6,0,0,-1,0},{"+0.0e-0",7,0,0,-1,0},{"-0.0e-0",7,0,0,-1,0},
   {"00.0e-0",7,0,0,-1,0},{"+00.0e-0",8,0,0,-1,0},{"-00.0e-0",8,0,0,-1,0},
   {"0.010e-0",8,0,10,-3,0},{"+0.010e-0",9,0,10,-3,0},{"-0.010e-0",9,0,-10,-3,0},
   {"123e-0",6,123,0,0,0}, {"+123e-0",7,123,0,0,0}, {"-123e-0",7,-123,0,0,0},
   {".123e-0",7,0,123,-3,0}, {"+.123e-0",8,0,123,-3,0}, {"-.123e-0",8,0,-123,-3,0},
   {".120e-0",7,0,120,-3,0}, {"+.120e-0",8,0,120,-3,0}, {"-.120e-0",8,0,-120,-3,0},
   {"123.e-0",7,123,0,0,0},{"+123.e-0",8,123,0,0,0},{"-123.e-0",8,-123,0,0,0},
   {"123.0e-0",8,123,0,-1,0},{"+123.0e-0",9,123,0,-1,0},{"-123.0e-0",9,-123,0,-1,0},
   {"23.45e-0",8,23,45,-2,0},{"+23.45e-0",9,23,45,-2,0},{"-23.45e-0",9,-23,-45,-2,0},
   {"23.40e-0",8,23,40,-2,0},{"+23.40e-0",9,23,40,-2,0},{"-23.40e-0",9,-23,-40,-2,0},