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main.cpp
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#include <cstdio>
#include "String.h"
int main(int argc, char* argv[]){
//Test Constructors:
printf("*******Test for defaut constructor String()*******\n");
String h1=String();
printf("String h1 delarated with String h=String()\n");
printf("c_str: %s \n",h1.c_str());
printf("Length: %zu \n", h1.length());
printf("Capacity: %zu \n\n",h1.capacity());
printf("******Test for fill constructor String(size_t n, char c)"
"******\n");
String h2=String(5,'x');
printf("String h2 delarated with String h2=String(5,'x')\n");
printf("c_str: %s \n",h2.c_str());
printf("Length: %zu \n", h2.length());
printf("Capacity: %zu \n\n",h2.capacity());
String h3=String(55,'x');
printf("String h3 delarated with String h3=String(55,'x')\n");
printf("c_str: %s \n",h3.c_str());
printf("Length: %zu \n", h3.length());
printf("Capacity: %zu \n\n",h3.capacity());
printf("String h4 delarated with String h4=String(155,'x')\n");
String h4=String(155,'x');
printf("c_str: %s \n",h4.c_str());
printf("Length: %zu \n", h4.length());
printf("Capacity: %zu \n\n",h4.capacity());
printf("******Test for Copy Constructor String(const String& str)"
"*******\n");
String h5=String(h1);
printf("String h5 delarated with String h5=String(h1)\n");
printf("c_str: %s \n",h5.c_str());
printf("Length: %zu \n", h5.length());
printf("Capacity: %zu \n\n",h5.capacity());
//printf("sizeof %lu\n",sizeof(h4.c_str()));
String h6=String(h4);
printf("String h6 delarated with String h6=String(h4)\n");
printf("c_str: %s \n",h6.c_str());
printf("Length: %zu \n", h6.length());
printf("Capacity: %zu \n\n",h6.capacity());
printf("******Test for C_str Constructor String(char* s)******\n");
char c1[]= "abcdefg";
printf("c1 = %s\n", c1);
String h7=String(c1);
printf("String h7 delarated with String h7=String(c1)\n");
printf("c_str: %s \n",h7.c_str());
printf("Length: %zu \n", h7.length());
printf("Capacity: %zu \n\n",h7.capacity());
char c2[]= "12345678901234567890123456789012345678901234567890"
"123456789012345678901234567890123456789012345678901234567890"
"1234567890";
printf("c2 = %s (lenth=110)\n",c2);
String h8=String(c2);
printf("String h8 delarated with String h8=String(c2)\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
//Test of Public Methods
printf("******Test for resize()******\n");
h8.resize(5);
printf("h8.resize(5):\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
h8.resize(0);
printf("h8.resize(0):\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
h8.resize(120);
printf("h8.resize(120):\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
h8.resize(0,'c');
printf("h8.resize(0,'c');:\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
h8.resize(120,'c');
printf("h8.resize(120,'c'):\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
printf("******Test for clear()******\n");
printf("Before h8.clear\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
h8.clear();
printf("After h8.clear()\n");
printf("c_str: %s \n",h8.c_str());
printf("Length: %zu \n", h8.length());
printf("Capacity: %zu \n\n",h8.capacity());
printf("*********Test for empty()*******\n");
printf("String h1 (defined with defaut constructor):\n");
printf("c_str: %s \n",h1.c_str());
printf("Length: %zu \n", h1.length());
printf("Capacity: %zu \n",h1.capacity());
printf("Empty: %d\n\n",h1.empty());
printf("String h2:\n");
printf("c_str: %s \n",h2.c_str());
printf("Length: %zu \n", h2.length());
printf("Capacity: %zu \n",h2.capacity());
printf("Empty: %d\n\n",h2.empty());
printf("******Test for reserve()******\n");
printf("String h2:\n");
printf("Length: %zu \n", h2.length());
printf("Capacity: %zu \n\n",h2.capacity());
h2.reserve(4);
printf("h2.reserve(4)\n");
printf("Length: %zu \n", h2.length());
printf("Capacity: %zu \n\n",h2.capacity());
h2.reserve(40);
printf("h2.reserve(40)\n");
printf("Length: %zu \n", h2.length());
printf("Capacity: %zu \n\n",h2.capacity());
h2.reserve(140);
printf("h2.reserve(140)\n");
printf("Length: %zu \n", h2.length());
printf("Capacity: %zu \n\n",h2.capacity());
// test operators
printf("******Test for operator+(str, str)******\n");
String h9(10,'9');
String h10=h9+h3;
printf("String h10 = String h9 + String h3\n");
printf("c_str: %s \n",h10.c_str());
printf("Length: %zu \n", h10.length());
printf("Capacity: %zu \n\n",h10.capacity());
printf("String h10 = String h3 + String h9\n");
h10=h3+h9;
printf("c_str: %s \n",h10.c_str());
printf("Length: %zu \n", h10.length());
printf("Capacity: %zu \n\n",h10.capacity());
printf("******Test for operator+(str, char *)******\n");
printf("String h11=h9+\"abcdefg\"\n");
String h11=h9+"abcdefg";
printf("c_str: %s \n",h11.c_str());
printf("Length: %zu \n", h11.length());
printf("Capacity: %zu \n\n",h11.capacity());
printf("h11=h9+c1\n");
h11=h9+c1;
printf("c_str: %s \n",h11.c_str());
printf("Length: %zu \n", h11.length());
printf("Capacity: %zu \n\n",h11.capacity());
printf("******Test for operator +(char*, str)******\n");
printf("h11=c1+h9\n");
h11=c1+h9;
printf("c_str: %s \n",h11.c_str());
printf("Length: %zu \n", h11.length());
printf("Capacity: %zu \n\n",h11.capacity());
printf("h11=c2+h9\n");
h11=c2+h9;
printf("c_str: %s \n",h11.c_str());
printf("Length: %zu \n", h11.length());
printf("Capacity: %zu \n\n",h11.capacity());
printf("******Test for operator +(str, char)******\n");
printf("h11=h9+'z'\n");
h11=h9+'z';
printf("c_str: %s \n",h11.c_str());
printf("Length: %zu \n", h11.length());
printf("Capacity: %zu \n\n",h11.capacity());
printf("h13=h6+'z'\n");
String h13=h6+'z';
printf("c_str: %s \n",h13.c_str());
printf("Length: %zu \n", h13.length());
printf("Capacity: %zu \n\n",h13.capacity());
printf("******Test for operator +(str, char)******\n");
printf("h11='z'+h9\n");
h11='z'+h9;
printf("c_str: %s \n",h11.c_str());
printf("Length: %zu \n", h11.length());
printf("Capacity: %zu \n\n",h11.capacity());
printf("h13='z'+h6\n");
h13='z'+h6;
printf("c_str: %s \n",h13.c_str());
printf("Length: %zu \n", h13.length());
printf("Capacity: %zu \n\n",h13.capacity());
return 0;
}