Open Source Tomb Raider Engine
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binary.cpp 2.6KB

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  1. /*!
  2. * \file test/binary.cpp
  3. * \brief Binary File Reading Unit Test
  4. *
  5. * \author xythobuz
  6. */
  7. #include <cstdio>
  8. #include <iostream>
  9. #include <fstream>
  10. #include "global.h"
  11. #include "utils/binary.h"
  12. const static char testData[] = {
  13. // Unsigned Integers
  14. -1,
  15. -1, -1,
  16. 42, 42, 42, 42,
  17. -1, -1, -1, -1, -1, 0, 0, 0,
  18. // Signed Integers
  19. -1,
  20. 92, -2,
  21. 102, -3, -1, -1,
  22. 66, 66, 66, 66, 66, 66, 66, 66
  23. };
  24. static float f1 = 3.1415926f;
  25. static float f2 = 42.23f;
  26. static void fillFile(const char* name) {
  27. std::ofstream file(name, std::ios_base::out | std::ios_base::binary);
  28. file.write(testData, sizeof(testData) / sizeof(testData[0]));
  29. file.write(reinterpret_cast<char*>(&f1), sizeof(f1));
  30. file.write(reinterpret_cast<char*>(&f2), sizeof(f2));
  31. }
  32. static int test(const char* name) {
  33. BinaryFile file;
  34. if (file.open(name) != 0) {
  35. std::cout << "Error opening file " << name << std::endl;
  36. return 1;
  37. }
  38. if (file.readU8() != 255) {
  39. std::cout << "Error reading U8!" << std::endl;
  40. return 2;
  41. }
  42. if (file.readU16() != 65535) {
  43. std::cout << "Error reading U16!" << std::endl;
  44. return 3;
  45. }
  46. if (file.readU32() != 707406378) {
  47. std::cout << "Error reading U32!" << std::endl;
  48. return 4;
  49. }
  50. if (file.readU64() != 1099511627775) {
  51. std::cout << "Error reading U64!" << std::endl;
  52. return 5;
  53. }
  54. if (file.read8() != -1) {
  55. std::cout << "Error reading 8!" << std::endl;
  56. return 6;
  57. }
  58. if (file.read16() != -420) {
  59. std::cout << "Error reading 16!" << std::endl;
  60. return 7;
  61. }
  62. if (file.read32() != -666) {
  63. std::cout << "Error reading 32!" << std::endl;
  64. return 8;
  65. }
  66. if (file.read64() != 4774451407313060418) {
  67. std::cout << "Error reading 64!" << std::endl;
  68. return 9;
  69. }
  70. std::cout << "This test will fail on big-endian machines!" << std::endl;
  71. if (file.readFloat() != f1) {
  72. std::cout << "Error reading float1!" << std::endl;
  73. return 10;
  74. }
  75. if (file.readFloat() != f2) {
  76. std::cout << "Error reading float2!" << std::endl;
  77. return 11;
  78. }
  79. if (file.tell() != 38) {
  80. std::cout << "Error, file position wrong!" << std::endl;
  81. return 12;
  82. }
  83. return 0;
  84. }
  85. int main() {
  86. char tmpFile[] = "/tmp/openraider_unit_test_0";
  87. FILE* f;
  88. while ((f = fopen(tmpFile, "r")) != NULL) {
  89. fclose(f);
  90. tmpFile[26]++;
  91. }
  92. fillFile(tmpFile);
  93. int error = test(tmpFile);
  94. remove(tmpFile);
  95. return error;
  96. }