sample2.h 2.9 KB

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  1. // Copyright 2005, Google Inc.
  2. // All rights reserved.
  3. //
  4. // Redistribution and use in source and binary forms, with or without
  5. // modification, are permitted provided that the following conditions are
  6. // met:
  7. //
  8. // * Redistributions of source code must retain the above copyright
  9. // notice, this list of conditions and the following disclaimer.
  10. // * Redistributions in binary form must reproduce the above
  11. // copyright notice, this list of conditions and the following disclaimer
  12. // in the documentation and/or other materials provided with the
  13. // distribution.
  14. // * Neither the name of Google Inc. nor the names of its
  15. // contributors may be used to endorse or promote products derived from
  16. // this software without specific prior written permission.
  17. //
  18. // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  19. // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  20. // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
  21. // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  22. // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  23. // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  24. // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  25. // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  26. // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  27. // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  28. // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  29. // A sample program demonstrating using Google C++ testing framework.
  30. #ifndef GOOGLETEST_SAMPLES_SAMPLE2_H_
  31. #define GOOGLETEST_SAMPLES_SAMPLE2_H_
  32. #include <string.h>
  33. // A simple string class.
  34. class MyString {
  35. private:
  36. const char* c_string_;
  37. const MyString& operator=(const MyString& rhs);
  38. public:
  39. // Clones a 0-terminated C string, allocating memory using new.
  40. static const char* CloneCString(const char* a_c_string);
  41. ////////////////////////////////////////////////////////////
  42. //
  43. // C'tors
  44. // The default c'tor constructs a NULL string.
  45. MyString() : c_string_(nullptr) {}
  46. // Constructs a MyString by cloning a 0-terminated C string.
  47. explicit MyString(const char* a_c_string) : c_string_(nullptr) {
  48. Set(a_c_string);
  49. }
  50. // Copy c'tor
  51. MyString(const MyString& string) : c_string_(nullptr) {
  52. Set(string.c_string_);
  53. }
  54. ////////////////////////////////////////////////////////////
  55. //
  56. // D'tor. MyString is intended to be a final class, so the d'tor
  57. // doesn't need to be virtual.
  58. ~MyString() { delete[] c_string_; }
  59. // Gets the 0-terminated C string this MyString object represents.
  60. const char* c_string() const { return c_string_; }
  61. size_t Length() const { return c_string_ == nullptr ? 0 : strlen(c_string_); }
  62. // Sets the 0-terminated C string this MyString object represents.
  63. void Set(const char* c_string);
  64. };
  65. #endif // GOOGLETEST_SAMPLES_SAMPLE2_H_