47 lines
1.4 KiB
C
47 lines
1.4 KiB
C
#include "tests.h"
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#include "../src/HashFunctions/hash.h"
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#include "../src/Autoarr/Autoarr.h"
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#define SPEED_TESTS 100000
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#define COLLISION_TESTS 16000
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char data[]="iojihiojopijiugbjmoihftytryfdrh";
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#define test_hashfunc(hasht, hashf) { \
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kprintf("\e[94mfunction: \e[92m" #hashf "\n"); \
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hasht h=0; \
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optime("speed test", 1, \
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for(u32 i=0; i<SPEED_TESTS; i++) \
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h=hashf(h, data, sizeof(data)); \
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); \
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/*kprintf("\e[94mhash of \"\e[90m%s\e[94m\": \e[92m%x\n",data, h);*/ \
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Autoarr(hasht)* hashes=Autoarr_create(hasht,512,32768); \
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optime("collision test",1, \
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u32 collisions=0; \
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for(u64 i=0;i< COLLISION_TESTS;i++){ \
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hasht h=hashb(hashf, (u8*)&i, sizeof(i)); \
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bool col=false; \
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Autoarr_foreach(hashes,e, \
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if(e==h) { \
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col=true; \
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break; \
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} \
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); \
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if(col) collisions++; \
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else Autoarr_add(hashes,h); \
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} \
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kprintf("\e[93m%u \e[94mcollisions detected in %u hashes\n", collisions, COLLISION_TESTS); \
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); \
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Autoarr_destruct(hashes, true); \
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kprintf("\e[96m--------------------------------------\n"); \
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}
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void test_hash_functions(){
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optime("test_hash_functions",1,
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kprintf("\e[96m--------[test_hash_functions]---------\n");
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test_hashfunc(u32, hash_crc32);
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test_hashfunc(u32, hash_sdbm32);
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);
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}
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