BadHash 18 KB

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  1. -------------------------------------------------------------------------------
  2. --- Testing BadHash "Very simple XOR shift"
  3. [[[ Sanity Tests ]]]
  4. Verification value 0xAB432E23 : PASS
  5. Running sanity check 1 ..........PASS
  6. Running AppendedZeroesTest..........PASS
  7. [[[ Speed Tests ]]]
  8. Bulk speed test - 262144-byte keys
  9. Alignment 7 - 0.251 bytes/cycle - 718.22 MiB/sec @ 3 ghz
  10. Alignment 6 - 0.314 bytes/cycle - 896.94 MiB/sec @ 3 ghz
  11. Alignment 5 - 0.313 bytes/cycle - 896.92 MiB/sec @ 3 ghz
  12. Alignment 4 - 0.314 bytes/cycle - 896.98 MiB/sec @ 3 ghz
  13. Alignment 3 - 0.306 bytes/cycle - 876.37 MiB/sec @ 3 ghz
  14. Alignment 2 - 0.307 bytes/cycle - 876.91 MiB/sec @ 3 ghz
  15. Alignment 1 - 0.307 bytes/cycle - 876.99 MiB/sec @ 3 ghz
  16. Alignment 0 - 0.314 bytes/cycle - 897.03 MiB/sec @ 3 ghz
  17. Average - 0.303 bytes/cycle - 867.05 MiB/sec @ 3 ghz
  18. Small key speed test - 1-byte keys - 12.53 cycles/hash
  19. Small key speed test - 2-byte keys - 12.00 cycles/hash
  20. Small key speed test - 3-byte keys - 16.95 cycles/hash
  21. Small key speed test - 4-byte keys - 19.00 cycles/hash
  22. Small key speed test - 5-byte keys - 23.00 cycles/hash
  23. Small key speed test - 6-byte keys - 25.00 cycles/hash
  24. Small key speed test - 7-byte keys - 29.00 cycles/hash
  25. Small key speed test - 8-byte keys - 31.36 cycles/hash
  26. Small key speed test - 9-byte keys - 46.63 cycles/hash
  27. Small key speed test - 10-byte keys - 48.08 cycles/hash
  28. Small key speed test - 11-byte keys - 42.00 cycles/hash
  29. Small key speed test - 12-byte keys - 44.00 cycles/hash
  30. Small key speed test - 13-byte keys - 59.83 cycles/hash
  31. Small key speed test - 14-byte keys - 62.42 cycles/hash
  32. Small key speed test - 15-byte keys - 55.00 cycles/hash
  33. Small key speed test - 16-byte keys - 57.00 cycles/hash
  34. Small key speed test - 17-byte keys - 61.00 cycles/hash
  35. Small key speed test - 18-byte keys - 63.00 cycles/hash
  36. Small key speed test - 19-byte keys - 82.99 cycles/hash
  37. Small key speed test - 20-byte keys - 69.99 cycles/hash
  38. Small key speed test - 21-byte keys - 73.96 cycles/hash
  39. Small key speed test - 22-byte keys - 76.00 cycles/hash
  40. Small key speed test - 23-byte keys - 80.00 cycles/hash
  41. Small key speed test - 24-byte keys - 82.00 cycles/hash
  42. Small key speed test - 25-byte keys - 86.37 cycles/hash
  43. Small key speed test - 26-byte keys - 88.85 cycles/hash
  44. Small key speed test - 27-byte keys - 97.80 cycles/hash
  45. Small key speed test - 28-byte keys - 120.10 cycles/hash
  46. Small key speed test - 29-byte keys - 125.52 cycles/hash
  47. Small key speed test - 30-byte keys - 101.00 cycles/hash
  48. Small key speed test - 31-byte keys - 132.68 cycles/hash
  49. Average 62.098 cycles/hash
  50. [[[ Differential Tests ]]]
  51. Testing 8303632 up-to-5-bit differentials in 64-bit keys -> 32 bit hashes.
  52. 1000 reps, 8303632000 total tests, expecting 1.93 random collisions..........
  53. 54000 total collisions, of which 0 single collisions were ignored !!!!!
  54. Testing 11017632 up-to-4-bit differentials in 128-bit keys -> 32 bit hashes.
  55. 1000 reps, 11017632000 total tests, expecting 2.57 random collisions..........
  56. 87000 total collisions, of which 0 single collisions were ignored !!!!!
  57. Testing 2796416 up-to-3-bit differentials in 256-bit keys -> 32 bit hashes.
  58. 1000 reps, 2796416000 total tests, expecting 0.65 random collisions..........
  59. 93000 total collisions, of which 0 single collisions were ignored !!!!!
  60. *********FAIL*********
  61. [[[ Avalanche Tests ]]]
  62. Testing 32-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  63. Testing 40-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  64. Testing 48-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  65. Testing 56-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  66. Testing 64-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  67. Testing 72-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  68. Testing 80-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  69. Testing 88-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  70. Testing 96-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  71. Testing 104-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  72. Testing 112-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  73. Testing 120-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  74. Testing 128-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  75. Testing 136-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  76. Testing 144-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  77. Testing 152-bit keys -> 32-bit hashes, 300000 reps.......... worst bias is 100.000000% !!!!!
  78. *********FAIL*********
  79. [[[ Keyset 'Cyclic' Tests ]]]
  80. Keyset 'Cyclic' - 8 cycles of 4 bytes - 10000000 keys
  81. Testing collisions - Expected 11641.53, actual 4153959.00 (356.82x) !!!!!
  82. Testing distribution - Worst bias is the 19-bit window at bit 6 - 49.998% !!!!!
  83. Keyset 'Cyclic' - 8 cycles of 5 bytes - 10000000 keys
  84. Testing collisions - Expected 11641.53, actual 184298.00 (15.83x) !!!!!
  85. Testing distribution - Worst bias is the 20-bit window at bit 28 - 0.028%
  86. Keyset 'Cyclic' - 8 cycles of 6 bytes - 10000000 keys
  87. Testing collisions - Expected 11641.53, actual 11757.00 ( 1.01x)
  88. Testing distribution - Worst bias is the 20-bit window at bit 18 - 0.017%
  89. Keyset 'Cyclic' - 8 cycles of 7 bytes - 10000000 keys
  90. Testing collisions - Expected 11641.53, actual 92363.00 ( 7.93x) !!!!!
  91. Testing distribution - Worst bias is the 20-bit window at bit 20 - 0.049%
  92. Keyset 'Cyclic' - 8 cycles of 8 bytes - 10000000 keys
  93. Testing collisions - Expected 11641.53, actual 11589.00 ( 1.00x)
  94. Testing distribution - Worst bias is the 20-bit window at bit 6 - 0.035%
  95. *********FAIL*********
  96. [[[ Keyset 'TwoBytes' Tests ]]]
  97. Keyset 'TwoBytes' - up-to-4-byte keys, 652545 total keys
  98. Testing collisions - Expected 49.57, actual 443969.00 (8956.17x) !!!!!
  99. Testing distribution - Worst bias is the 16-bit window at bit 16 - 99.992% !!!!!
  100. Keyset 'TwoBytes' - up-to-8-byte keys, 5471025 total keys
  101. Testing collisions - Expected 3484.56, actual 4123713.00 (1183.43x) !!!!!
  102. Testing distribution - Worst bias is the 20-bit window at bit 12 - 99.978% !!!!!
  103. Keyset 'TwoBytes' - up-to-12-byte keys, 18616785 total keys
  104. Testing collisions - Expected 40347.77, actual 15147191.00 (375.42x) !!!!!
  105. Testing distribution - Worst bias is the 20-bit window at bit 12 - 99.900% !!!!!
  106. Keyset 'TwoBytes' - up-to-16-byte keys, 44251425 total keys
  107. Testing collisions - Expected 227963.15, actual 37678666.00 (165.28x) !!!!!
  108. Testing distribution - Worst bias is the 20-bit window at bit 12 - 99.705% !!!!!
  109. Keyset 'TwoBytes' - up-to-20-byte keys, 86536545 total keys
  110. Testing collisions - Expected 871784.70, actual 75882075.00 (87.04x) !!!!!
  111. Testing distribution - Worst bias is the 20-bit window at bit 12 - 99.317% !!!!!
  112. *********FAIL*********
  113. [[[ Keyset 'Sparse' Tests ]]]
  114. Keyset 'Sparse' - 32-bit keys with up to 6 bits set - 1149017 keys
  115. Testing collisions - Expected 153.70, actual 764101.00 (4971.51x) !!!!!
  116. Testing distribution - Worst bias is the 17-bit window at bit 15 - 99.972% !!!!!
  117. Keyset 'Sparse' - 40-bit keys with up to 6 bits set - 4598479 keys
  118. Testing collisions - Expected 2461.72, actual 2894388.00 (1175.76x) !!!!!
  119. Testing distribution - Worst bias is the 19-bit window at bit 13 - 99.904% !!!!!
  120. Keyset 'Sparse' - 48-bit keys with up to 5 bits set - 1925357 keys
  121. Testing collisions - Expected 431.55, actual 867093.00 (2009.25x) !!!!!
  122. Testing distribution - Worst bias is the 18-bit window at bit 14 - 99.724% !!!!!
  123. Keyset 'Sparse' - 56-bit keys with up to 5 bits set - 4216423 keys
  124. Testing collisions - Expected 2069.66, actual 1755381.00 (848.15x) !!!!!
  125. Testing distribution - Worst bias is the 19-bit window at bit 13 - 99.397% !!!!!
  126. Keyset 'Sparse' - 64-bit keys with up to 5 bits set - 8303633 keys
  127. Testing collisions - Expected 8026.87, actual 3203686.00 (399.12x) !!!!!
  128. Testing distribution - Worst bias is the 20-bit window at bit 12 - 98.603% !!!!!
  129. Keyset 'Sparse' - 96-bit keys with up to 4 bits set - 3469497 keys
  130. Testing collisions - Expected 1401.34, actual 655707.00 (467.91x) !!!!!
  131. Testing distribution - Worst bias is the 19-bit window at bit 13 - 95.182% !!!!!
  132. Keyset 'Sparse' - 256-bit keys with up to 3 bits set - 2796417 keys
  133. Testing collisions - Expected 910.36, actual 116095.00 (127.53x) !!!!!
  134. Testing distribution - Worst bias is the 19-bit window at bit 13 - 64.452% !!!!!
  135. Keyset 'Sparse' - 2048-bit keys with up to 2 bits set - 2098177 keys
  136. Testing collisions - Expected 512.50, actual 4209.00 ( 8.21x) !!!!!
  137. Testing distribution - Worst bias is the 18-bit window at bit 14 - 5.619% !!!!!
  138. *********FAIL*********
  139. [[[ Keyset 'Combination Lowbits' Tests ]]]
  140. Keyset 'Combination' - up to 8 blocks from a set of 8 - 19173960 keys
  141. Testing collisions - Expected 42799.01, actual 2396744.00 (56.00x) !!!!!
  142. Testing distribution - Worst bias is the 19-bit window at bit 3 - 49.321% !!!!!
  143. *********FAIL*********
  144. [[[ Keyset 'Combination Highbits' Tests ]]]
  145. Keyset 'Combination' - up to 8 blocks from a set of 8 - 19173960 keys
  146. Testing collisions - Expected 42799.01, actual 2396744.00 (56.00x) !!!!!
  147. Testing distribution - Worst bias is the 20-bit window at bit 14 - 6.473% !!!!!
  148. *********FAIL*********
  149. [[[ Keyset 'Combination 0x8000000' Tests ]]]
  150. Keyset 'Combination' - up to 20 blocks from a set of 2 - 2097150 keys
  151. Testing collisions - Expected 512.00, actual 1048574.00 (2048.00x) !!!!!
  152. Testing distribution - Worst bias is the 18-bit window at bit 12 - 74.704% !!!!!
  153. *********FAIL*********
  154. [[[ Keyset 'Combination 0x0000001' Tests ]]]
  155. Keyset 'Combination' - up to 20 blocks from a set of 2 - 2097150 keys
  156. Testing collisions - Expected 512.00, actual 1048574.00 (2048.00x) !!!!!
  157. Testing distribution - Worst bias is the 18-bit window at bit 25 - 74.323% !!!!!
  158. *********FAIL*********
  159. [[[ Keyset 'Combination Hi-Lo' Tests ]]]
  160. Keyset 'Combination' - up to 6 blocks from a set of 15 - 12204240 keys
  161. Testing collisions - Expected 17339.30, actual 817151.00 (47.13x) !!!!!
  162. Testing distribution - Worst bias is the 20-bit window at bit 14 - 30.435% !!!!!
  163. *********FAIL*********
  164. [[[ Keyset 'Window' Tests ]]]
  165. Keyset 'Windowed' - 64-bit key, 20-bit window - 64 tests, 1048576 keys per test
  166. Window at 0 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  167. Window at 1 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  168. Window at 2 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  169. Window at 3 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  170. Window at 4 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  171. Window at 5 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  172. Window at 6 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  173. Window at 7 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  174. Window at 8 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  175. Window at 9 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  176. Window at 10 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  177. Window at 11 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  178. Window at 12 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  179. Window at 13 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  180. Window at 14 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  181. Window at 15 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  182. Window at 16 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  183. Window at 17 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  184. Window at 18 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  185. Window at 19 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  186. Window at 20 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  187. Window at 21 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  188. Window at 22 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  189. Window at 23 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  190. Window at 24 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  191. Window at 25 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  192. Window at 26 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  193. Window at 27 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  194. Window at 28 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  195. Window at 29 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  196. Window at 30 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  197. Window at 31 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  198. Window at 32 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  199. Window at 33 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  200. Window at 34 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  201. Window at 35 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  202. Window at 36 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  203. Window at 37 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  204. Window at 38 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  205. Window at 39 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  206. Window at 40 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  207. Window at 41 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  208. Window at 42 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  209. Window at 43 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  210. Window at 44 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  211. Window at 45 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  212. Window at 46 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  213. Window at 47 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  214. Window at 48 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  215. Window at 49 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  216. Window at 50 - Testing collisions - Expected 128.00, actual 524288.00 (4096.00x) !!!!!
  217. Window at 51 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  218. Window at 52 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  219. Window at 53 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  220. Window at 54 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  221. Window at 55 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  222. Window at 56 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  223. Window at 57 - Testing collisions - Expected 128.00, actual 0.00 ( 0.00x)
  224. Window at 58 - Testing collisions - Expected 128.00, actual 524288.00 (4096.00x) !!!!!
  225. Window at 59 - Testing collisions - Expected 128.00, actual 786432.00 (6144.01x) !!!!!
  226. Window at 60 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  227. Window at 61 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  228. Window at 62 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  229. Window at 63 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  230. Window at 64 - Testing collisions - Expected 128.00, actual 917504.00 (7168.01x) !!!!!
  231. *********FAIL*********
  232. [[[ Keyset 'Text' Tests ]]]
  233. Keyset 'Text' - keys of form "Foo[XXXX]Bar" - 14776336 keys
  234. Testing collisions - Expected 25418.13, actual 13310656.00 (523.67x) !!!!!
  235. Testing distribution - Worst bias is the 20-bit window at bit 7 - 76.260% !!!!!
  236. Keyset 'Text' - keys of form "FooBar[XXXX]" - 14776336 keys
  237. Testing collisions - Expected 25418.13, actual 13310656.00 (523.67x) !!!!!
  238. Testing distribution - Worst bias is the 20-bit window at bit 12 - 99.959% !!!!!
  239. Keyset 'Text' - keys of form "[XXXX]FooBar" - 14776336 keys
  240. Testing collisions - Expected 25418.13, actual 13310656.00 (523.67x) !!!!!
  241. Testing distribution - Worst bias is the 20-bit window at bit 5 - 61.897% !!!!!
  242. *********FAIL*********
  243. [[[ Keyset 'Zeroes' Tests ]]]
  244. Keyset 'Zeroes' - 65536 keys
  245. Testing collisions - Expected 0.50, actual 65535.00 (131072.00x) !!!!!
  246. Testing distribution - Worst bias is the 13-bit window at bit 0 - 99.988% !!!!!
  247. *********FAIL*********
  248. [[[ Keyset 'Seed' Tests ]]]
  249. Keyset 'Seed' - 1000000 keys
  250. Testing collisions - Expected 116.42, actual 0.00 ( 0.00x)
  251. Testing distribution - Worst bias is the 15-bit window at bit 19 - 49.181% !!!!!
  252. Input vcode 0x21a25ce3, Output vcode 0x95c2ce19, Result vcode 0x00000001
  253. Verification value is 0x00000001 - Testing took 1769.050688 seconds
  254. -------------------------------------------------------------------------------