Open Source Tomb Raider Engine
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binary.cpp 2.8KB

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  1. /*!
  2. * \file test/binary.cpp
  3. * \brief Binary 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. namespace {
  13. const char testData[] = {
  14. // Unsigned Integers
  15. -1,
  16. -1, -1,
  17. 42, 42, 42, 42,
  18. -1, -1, -1, -1, -1, 0, 0, 0,
  19. // Signed Integers
  20. -1,
  21. 92, -2,
  22. 102, -3, -1, -1,
  23. 66, 66, 66, 66, 66, 66, 66, 66
  24. };
  25. float f1 = 3.1415926f;
  26. float f2 = 42.23f;
  27. void fillFile(const char *name) {
  28. std::ofstream file(name, std::ios_base::out | std::ios_base::binary);
  29. file.write(testData, sizeof(testData) / sizeof(testData[0]));
  30. file.write(reinterpret_cast<char *>(&f1), sizeof(f1));
  31. file.write(reinterpret_cast<char *>(&f2), sizeof(f2));
  32. }
  33. int test(const char *name) {
  34. BinaryFile file;
  35. if (file.open(name) != 0) {
  36. std::cout << "Error opening file " << name << std::endl;
  37. return 1;
  38. }
  39. if (file.readU8() != 255) {
  40. std::cout << "Error reading U8!" << std::endl;
  41. return 2;
  42. }
  43. if (file.readU16() != 65535) {
  44. std::cout << "Error reading U16!" << std::endl;
  45. return 3;
  46. }
  47. if (file.readU32() != 707406378) {
  48. std::cout << "Error reading U32!" << std::endl;
  49. return 4;
  50. }
  51. if (file.readU64() != 1099511627775) {
  52. std::cout << "Error reading U64!" << std::endl;
  53. return 5;
  54. }
  55. if (file.read8() != -1) {
  56. std::cout << "Error reading 8!" << std::endl;
  57. return 6;
  58. }
  59. if (file.read16() != -420) {
  60. std::cout << "Error reading 16!" << std::endl;
  61. return 7;
  62. }
  63. if (file.read32() != -666) {
  64. std::cout << "Error reading 32!" << std::endl;
  65. return 8;
  66. }
  67. if (file.read64() != 4774451407313060418) {
  68. std::cout << "Error reading 64!" << std::endl;
  69. return 9;
  70. }
  71. std::cout << "This test will fail on big-endian machines!" << std::endl;
  72. if (file.readFloat() != f1) {
  73. std::cout << "Error reading float1!" << std::endl;
  74. return 10;
  75. }
  76. if (file.readFloat() != f2) {
  77. std::cout << "Error reading float2!" << std::endl;
  78. return 11;
  79. }
  80. if (file.tell() != 38) {
  81. std::cout << "Error, file position wrong!" << std::endl;
  82. return 12;
  83. }
  84. return 0;
  85. }
  86. }
  87. int main() {
  88. char tmpFile[] = "/tmp/openraider_unit_test_0";
  89. FILE *f;
  90. while ((f = fopen(tmpFile, "r")) != NULL) {
  91. fclose(f);
  92. tmpFile[26]++;
  93. }
  94. fillFile(tmpFile);
  95. int error = test(tmpFile);
  96. remove(tmpFile);
  97. return error;
  98. }