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// A sample program demonstrating using Google C++ testing framework.

#ifndef GTEST_SAMPLES_SAMPLE2_H_
#define GTEST_SAMPLES_SAMPLE2_H_

#include <string.h>

// A simple string class.
class MyString
{
private:
    const char *c_string_;
    const MyString &operator=(const MyString &rhs);

public:
    // Clones a 0-terminated C string, allocating memory using new.
    static const char *CloneCString(const char *a_c_string);

    ////////////////////////////////////////////////////////////
    //
    // C'tors

    // The default c'tor constructs a NULL string.
    MyString()
        : c_string_(nullptr)
    {
    }

    // Constructs a MyString by cloning a 0-terminated C string.
    explicit MyString(const char *a_c_string)
        : c_string_(nullptr)
    {
        Set(a_c_string);
    }

    // Copy c'tor
    MyString(const MyString &string)
        : c_string_(nullptr)
    {
        Set(string.c_string_);
    }

    ////////////////////////////////////////////////////////////
    //
    // D'tor.  MyString is intended to be a final class, so the d'tor
    // doesn't need to be virtual.
    ~MyString() { delete[] c_string_; }

    // Gets the 0-terminated C string this MyString object represents.
    const char *c_string() const { return c_string_; }

    size_t Length() const { return c_string_ == nullptr ? 0 : strlen(c_string_); }

    // Sets the 0-terminated C string this MyString object represents.
    void Set(const char *c_string);
};

#endif // GTEST_SAMPLES_SAMPLE2_H_
