t-string.cc

    
#include "io.hh"

int main()
{
   cout << "**** BEGIN t-string.exe\n";
   {
      cout << "*** BEGIN test 1\n";
      string s = " bogie";
      string t = string();
      t += ' ';
      t += "bogie";
      ASSERT(strings_equal(s,t));
      cout << "*** END   test 1\n";
   }
   {
      cout << "*** BEGIN test 2\n";
      string a = "antelope";
      ASSERT(strings_equal(a, string() + "ante" + "lope"));
      cout << "*** END   test 2\n";
   }
   {
      cout << "*** BEGIN test 3\n";
      string a = "apple";
      ASSERT(strings_equal(a,"apple"));
      string b = "banana";
      ASSERT(strings_equal(b,"banana"));
      string c = "carrot" + a;
      ASSERT(strings_equal(c,"carrotapple"));

string r = c + "123" + "456" + 78;
      ASSERT(strings_equal(r,"carrotapple12345678"));

{
         string_buffer sb;
         sb << c;
         sb << "123";
         sb << "456";
         sb << 78;
         ASSERT(sb.equals("carrotapple12345678"));
      }

ASSERT(strings_equal(a + 22, "apple22"));
      ASSERT(strings_equal(22 + a,"22apple"));

string_buffer temp;
      temp << 'h';
      temp << b;
      temp << " bogie-dog";
      ASSERT(strings_equal(temp,"hbanana bogie-dog"));
      cout << "*** END   test 3\n";
   }
   {
      cout << "*** BEGIN test 4\n";
      string s = "cat";
      string t = s;
      t = s;
      ASSERT(s.equals(t));
      ASSERT(s.equals("cat"));
      t += string("bat");
      ASSERT(s.equals("cat"));
      ASSERT(t.equals("catbat"));
      ASSERT(!s.equals(t));
      string u;
      u = s;
      u += "bat";
      ASSERT(t.equals(u));
      cout << "*** END   test 4\n";
   }
   {
      cout << "*** BEGIN test 5\n";
      string a = "apple";
      string b = "banana";
      ASSERT(!a.equals(b));
      cout << "*** END   test 5\n";
   }
   {
      cout << "*** BEGIN test 6\n";
      string a = "apple";
      string b = "apple";
      ASSERT(a.equals(b));
      ASSERT(strings_equal(a,b));
      cout << "*** END   test 6\n";
   }
   {
      cout << "*** BEGIN test 7\n";
      string a = "apple";
      string b = "appl";
      b += "e";
      ASSERT(a.equals(b));
      cout << "*** END   test 7\n";
   }

{
      cout << "*** BEGIN test 8\n";
      string s1;
      s1 += "hello";
      s1 += ", ";
      s1 += "world";
      ASSERT(s1.equals("hello, world"));
      string_buffer s2;
      s2 << "hello" << ", " << "world";
      ASSERT(s2.equals("hello, world"));
      cout << "*** END   test 8\n";
   }
   {
      cout << "*** BEGIN test 9\n";
      string s;
      const char* a1 = "zip";
      s += a1;
      ASSERT(s.equals("zip"));
      cout << "*** END   test 9\n";
   }
   {
      cout << "*** BEGIN test 10\n";
      string_buffer b;
      b << "zip";
      string c = "nip" + b + "dog";
      ASSERT(b.equals("zip"));
      ASSERT(c.equals("nipzipdog"));
      cout << "*** END   test 10\n";
   }
   {
      cout << "*** BEGIN test 11\n";
      string_buffer b;
      b << "zip";
      string c = b + "dog";
      ASSERT(b.equals("zip"));
      cout << "*** END   test 11\n";
   }
   {
      cout << "*** BEGIN test 12\n";
      string_buffer pb;
      string s = "moose ";
      pb << s;
      string t = pb;
      pb << "that got loose";
      ASSERT(s.equals("moose "));
      ASSERT(t.equals("moose "));
      ASSERT(pb.equals("moose that got loose"));
      cout << "*** END   test 12\n";
   }
   {
      cout << "*** BEGIN test 13\n";
      string a = "cat";
      const char* s = a.const_char_star();
      ASSERT(strings_equal(s, a));
      ASSERT(strings_equal(s, "cat"));
      cout << "*** END   test 13\n";
   }
   {
      cout << "*** BEGIN test 14\n";
      string_buffer silly;
      //cout << "**** APPENDING silly << \"abcdefghijklmnopqrstuvwxyz\"\n";
      silly << "abcdefghijklmnopqrstuvwxyz";
      //cout << "**** APPENDING silly << silly\n";
      silly << silly;
      //PRINT(silly);
      ASSERT(silly.equals("abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz"));
      string_buffer silly2;
      silly2 << "cat";
      silly2 << silly2;
      string me = silly2;
      string me2 = (me + ' ' + 'i' + 's' + ' ' + 'a' + " do"+ 'g');
      ASSERT(me2.equals("catcat is a dog"));
      ASSERT(strings_equal(me2,"catcat is a dog"));
      cout << "*** END   test 14\n";
   }
   {
      cout << "*** BEGIN test 15\n";
      string_buffer b;
      b << "jack";
      string s = b + ' ' + "and jill";
      ASSERT(b.equals("jack"));
      ASSERT(strings_equal(b,"jack"));
      ASSERT(s.equals("jack and jill"));
      cout << "*** END   test 15\n";
   }
   {
      // Pointer arithmetic
      cout << "*** BEGIN test 16\n";
      string s = ("hello" + 2);
      ASSERT(s.equals("llo"));
      cout << "*** END   test 16\n";
   }
   {
      // Pointer arithmetic
      cout << "*** BEGIN test 17\n";
      char* s = "123456789012345678901234567890123456789012345678901234567890";
      string s2 = s + '1';
      ASSERT(s2.equals("01234567890"));
      cout << "*** END   test 17\n";
   }
   {
      cout << "*** BEGIN test 18\n";
      string_buffer b;
      b << "hello";
      string s = b;
      b << ", there";
      ASSERT(s.equals("hello"));
      cout << "*** END   test 18\n";
   }
   {
      cout << "*** BEGIN test 19\n";
      const string s = "I am a const string\n";
      ASSERT(s.get_char_at(0) == 'I');
      ASSERT(s.equals("I am a const string\n"));
      cout << "*** END   test 19\n";
   }
   {
      cout << "*** BEGIN test 20\n";
      const string s = "a cat had a \"dog\"";
      ASSERT(s.equals("a cat had a \"dog\""));
      string quoted_s = quoted(s);
      ASSERT(strings_equal(quoted_s,"\"a cat had a \\\"dog\\\"\""));
      cout << "*** END   test 20\n";
   }
   {
      cout << "*** BEGIN test 21\n";
      string s = "cat";
      s = s;
      ASSERT(s.equals("cat"));
      cout << "*** END   test 21\n";
   }
   {
      cout << "*** BEGIN test 22\n";
      string_buffer silly;
      silly << "zap";
      silly << silly;
      ASSERT(silly.equals("zapzap"));
      cout << "*** END   test 22\n";
   }
   {
      cout << "*** BEGIN test 23\n";
      string a = "apple";
      string b = a;
      a = "apple2";
      ASSERT(a.equals("apple2"));
      ASSERT(b.equals("apple"));
      a += "apple3";
      ASSERT(a.equals("apple2apple3"));
      ASSERT(b.equals("apple"));
      cout << "*** END   test 23\n";
   }
   {
      cout << "*** BEGIN test 24\n";
      string a = "the cat sat on the mat";
      string b = substring(a,4,4+3);
      string c = substring(a,0,a.get_length());
      string d = substring(a,4,-4);
      string e = reversed(a);
      string f = capitalised(a);
      //PRINT(quoted(a));
      //PRINT(quoted(b));
      //PRINT(quoted(c));
      //PRINT(quoted(d));
      //PRINT(quoted(e));
      ASSERT(a.equals("the cat sat on the mat"));
      ASSERT(b.equals("cat"));
      ASSERT(c.equals("the cat sat on the mat"));
      ASSERT(d.equals("cat sat on the"));
      ASSERT(e.equals("tam eht no tas tac eht"));
      ASSERT(f.equals("The Cat Sat On The Mat"));
      cout << "*** END   test 24\n";
   }
   {
      cout << "*** BEGIN test 25\n";
      string s1 = "apple";
      s1 += "banana";
      ASSERT(s1.equals("applebanana"));
      string s2 = "apple";
      string s3 = "banana";
      s2 += s3;
      ASSERT(s2.equals("applebanana"));
      ASSERT(s3.equals("banana"));
      cout << "*** END   test 25\n";
   }
   {
      cout << "*** BEGIN test 26\n";
      string s = "ignoreme";
      s = (string() + "0x" +
           'f' +
           'f');
      ASSERT(s.equals("0xff"));
      cout << "*** END   test 26\n";
   }
   {
      cout << "*** BEGIN test 27\n";
      string s = "apple";
      string t = s;
      t = "banana";
      ASSERT(strings_equal(s, "apple"));
      ASSERT(strings_equal(t, "banana"));
      cout << "*** END   test 27\n";
   }

cout << "**** All tests succeeded!\n";
   cout << "**** END t-string.exe\n";

return EXIT_SUCCESS;
}
END_OF_MAIN();