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29
30 // A sample program demonstrating using Google C++ testing framework.
31
32 #include "sample2.h"
33
34 #include <string.h>
35
36 // Clones a 0-terminated C string, allocating memory using new.
CloneCString(const char * a_c_string)37 const char* MyString::CloneCString(const char* a_c_string) {
38 if (a_c_string == nullptr) return nullptr;
39
40 const size_t len = strlen(a_c_string);
41 char* const clone = new char[len + 1];
42 memcpy(clone, a_c_string, len + 1);
43
44 return clone;
45 }
46
47 // Sets the 0-terminated C string this MyString object
48 // represents.
Set(const char * a_c_string)49 void MyString::Set(const char* a_c_string) {
50 // Makes sure this works when c_string == c_string_
51 const char* const temp = MyString::CloneCString(a_c_string);
52 delete[] c_string_;
53 c_string_ = temp;
54 }
55