int main() {
const MyString cs("Ein konstanter String"); MyString s(cs);
s.assign(cs);
s.append(cs);
cout << cs.c_str() << endl;
cout << cs.size() << endl;
cout << cs.capacity() << endl;
cout << boolalpha << cs.empty() << endl;
s = cs + cs;
cout << (cs == cs) << endl;
s = cs;
cout << cs << endl;
s.at(1) = 'X';
s[2] = 'Y'; // Hallo
cout << s << endl;
cin.get();
return 0;
}
int main()
{
cout << "Testing default constructor\n\n";
const MyString s1;
cout << "s1: " << s1 << endl;
cout << "s1 size: " << s1.size() << endl;
cout << "s1 capacity: " << s1.capacity() << endl;
cout << "s1 is " << ((s1.empty()) ? "empty\n" : "not empty\n");
cout << endl;
cout << "Testing second constructor\n\n";
MyString s2 = "some text";
cout << "s2: " << s2 << endl;
cout << "s2 size: " << s2.size() << endl;
cout << "s2 capacity: " << s2.capacity() << endl;
cout << "s2 is " << ((s2.empty()) ? "empty\n" : "not empty\n");
cout << endl;
cout << "Testing second constructor with long string\n\n";
MyString s3 = "This is a really long string and this time all of it will actually end up in the array - pretty neat, huh?";
cout << "s3: " << s3 << endl;
cout << "s3 size: " << s3.size() << endl;
cout << "s3 capacity: " << s3.capacity() << endl;
cout << endl;
cout << "Testing write form of subscript operator\n\n";
s2[0] = 'S';
s2[5] = 'T';
cout << "s2: " << s2 << endl << endl;
cout << "Testing read form of subscript operator\n\n";
cout << "s2: ";
for (unsigned int i = 0; i < s2.size(); i++)
cout << s2[i];
cout << endl << endl;
cout << "Testing equality operators\n\n";
const MyString s4 = "Some Text";
cout << "s2 and s4 are " << ((s2 == s4) ? "equal\n" : "not equal\n");
cout << "s3 and s4 are " << ((s3 == s4) ? "equal\n" : "not equal\n\n");
cout << "s4 and \"Some Text\" are " << ((s4 == "Some Text") ? "equal\n" : "not equal\n");
cout << "s4 and \"More Text\" are " << ((s4 == "More Text") ? "equal\n" : "not equal\n\n");
cout << "\"Some Text\" and s4 are " << (("Some Text" == s4) ? "equal\n" : "not equal\n");
cout << "\"More Text\" and s4 are " << (("More Text" == s4) ? "equal\n" : "not equal\n\n");
cout << "Testing clear() method\n\n";
s3.clear();
cout << "s3: " << s3 << endl;
cout << "s3 size: " << s3.size() << endl;
cout << "s3 capacity: " << s3.capacity() << endl;
cout << "s3 is " << ((s3.empty()) ? "empty\n" : "not empty\n");
cout << "Testing copy constructor\n\n";
MyString s5(s4); // Problem
cout << "s5: " << s5 << endl;
cout << "s5 size: " << s5.size() << endl;
cout << "s5 capacity: " << s5.capacity() << endl;
cout << endl;
cout << "Testing assignment operator\n\n";
s3 = s5;
cout << "s3: " << s3 << endl;
cout << "s3 size: " << s3.size() << endl;
cout << "s3 capacity: " << s3.capacity() << endl;
cout << endl;
s3 = "a different string";
cout << "s3: " << s3 << endl;
cout << "s3 size: " << s3.size() << endl;
cout << "s3 capacity: " << s3.capacity() << endl;
cout << endl;
cout << "Testing self-assignment\n\n";
s3 = s3;
cout << "s3: " << s3 << endl;
cout << "s3 size: " << s3.size() << endl;
cout << "s3 capacity: " << s3.capacity() << endl;
cout << endl;
cout << "Testing chained assignment\n\n";
s3 = s2 = "Hello, world";
cout << "s2: " << s2 << endl;
cout << "s2 size: " << s2.size() << endl;
cout << "s2 capacity: " << s2.capacity() << endl;
cout << endl;
cout << "s3: " << s3 << endl;
cout << "s3 size: " << s3.size() << endl;
cout << "s3 capacity: " << s3.capacity() << endl;
return 0;
}
