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critbit_test.cpp
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critbit_test.cpp
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#include "gtest/gtest.h"
#include "critbit_tree.h"
TEST(critbit , CRITBIT_ISLEAF)
{
uint64_t leaf1 = 0xF001231231231234;
uint64_t leaf2 = 0x8000000123123213;
uint64_t leaf3 = 0x8123123213123113;
uint64_t leaf4 = 0xE123123213123113;
uint64_t nonleaf1 = 0x7123123213123113;
uint64_t nonleaf2 = 0x0012323213123113;
uint64_t nonleaf3 = 0x0000023213123113;
uint64_t nonleaf4 = 0x0000000000000000;
EXPECT_EQ(CRITBIT_ISLEAF(leaf1) , 1);
EXPECT_EQ(CRITBIT_ISLEAF(leaf2) , 1);
EXPECT_EQ(CRITBIT_ISLEAF(leaf3) , 1);
EXPECT_EQ(CRITBIT_ISLEAF(leaf4) , 1);
EXPECT_EQ(CRITBIT_ISLEAF(nonleaf1) , 0);
EXPECT_EQ(CRITBIT_ISLEAF(nonleaf2) , 0);
EXPECT_EQ(CRITBIT_ISLEAF(nonleaf3) , 0);
EXPECT_EQ(CRITBIT_ISLEAF(nonleaf4) , 0);
}
TEST(critbit , CRITBIT_SETSUFFIX)
{
uint64_t suffix1 = 0x0000000000000001;
uint64_t suffix2 = 0x0000000123123213;
uint64_t suffix3 = 0x0000000213123113;
uint64_t suffix4 = 0x0F12323213123113;
uint64_t setsuffix1 = 0x8000000000000001;
uint64_t setsuffix2 = 0x8000000123123213;
uint64_t setsuffix3 = 0x8000000213123113;
uint64_t setsuffix4 = 0x8F12323213123113;
EXPECT_EQ((uint64_t)CRITBIT_SETSUFFIX(suffix1) , setsuffix1);
EXPECT_EQ((uint64_t)CRITBIT_SETSUFFIX(suffix2) , setsuffix2);
EXPECT_EQ((uint64_t)CRITBIT_SETSUFFIX(suffix3) , setsuffix3);
EXPECT_EQ((uint64_t)CRITBIT_SETSUFFIX(suffix4) , setsuffix4);
}
TEST(critbit , CRITBIT_GETSUFFIX)
{
uint64_t suffix1 = 0x0000000000000001;
uint64_t suffix2 = 0x0000000123123213;
uint64_t suffix3 = 0x0000000213123113;
uint64_t suffix4 = 0x0F12323213123113;
uint64_t setsuffix1 = 0x8000000000000001;
uint64_t setsuffix2 = 0x8000000123123213;
uint64_t setsuffix3 = 0x8000000213123113;
uint64_t setsuffix4 = 0x8F12323213123113;
EXPECT_EQ(CRITBIT_GETSUFFIX(setsuffix1) , suffix1);
EXPECT_EQ(CRITBIT_GETSUFFIX(setsuffix2) , suffix2);
EXPECT_EQ(CRITBIT_GETSUFFIX(setsuffix3) , suffix3);
EXPECT_EQ(CRITBIT_GETSUFFIX(setsuffix4) , suffix4);
}
TEST(critbit , CRITBIT_GETBITPOS)
{
uint64_t critbit_pos1 = 4005;
uint64_t critbit_pos2 = 7207;
uint64_t critbit_pos3 = 32000;
uint64_t critbit_pos4 = 1;
uint64_t critbit_byte_pos1 = 500;
uint64_t critbit_byte_pos2 = 900;
uint64_t critbit_byte_pos3 = 4000;
uint64_t critbit_byte_pos4 = 0;
uint64_t critbit_bit_pos1 = 5;
uint64_t critbit_bit_pos2 = 7;
uint64_t critbit_bit_pos3 = 0;
uint64_t critbit_bit_pos4 = 1;
EXPECT_EQ(CRITBIT_GETBITPOS(critbit_pos1) , critbit_bit_pos1);
EXPECT_EQ(CRITBIT_GETBITPOS(critbit_pos2) , critbit_bit_pos2);
EXPECT_EQ(CRITBIT_GETBITPOS(critbit_pos3) , critbit_bit_pos3);
EXPECT_EQ(CRITBIT_GETBITPOS(critbit_pos4) , critbit_bit_pos4);
}
TEST(critbit , CRITBIT_GETBYTEPOS)
{
uint64_t critbit_pos1 = 4005;
uint64_t critbit_pos2 = 7207;
uint64_t critbit_pos3 = 32000;
uint64_t critbit_pos4 = 1;
uint64_t critbit_byte_pos1 = 500;
uint64_t critbit_byte_pos2 = 900;
uint64_t critbit_byte_pos3 = 4000;
uint64_t critbit_byte_pos4 = 0;
uint64_t critbit_bit_pos1 = 5;
uint64_t critbit_bit_pos2 = 7;
uint64_t critbit_bit_pos3 = 0;
uint64_t critbit_bit_pos4 = 1;
EXPECT_EQ(CRITBIT_GETBYTEPOS(critbit_pos1) , critbit_byte_pos1);
EXPECT_EQ(CRITBIT_GETBYTEPOS(critbit_pos2) , critbit_byte_pos2);
EXPECT_EQ(CRITBIT_GETBYTEPOS(critbit_pos3) , critbit_byte_pos3);
EXPECT_EQ(CRITBIT_GETBYTEPOS(critbit_pos4) , critbit_byte_pos4);
}
TEST(critbit , CRITBIT_GETCRITBITPOS)
{
uint8_t sym1 = 'a'; /* 97 : 01100001 */
uint8_t sym2 = 't'; /* 116 : 01110100 */
uint8_t sym3 = 'z'; /* 122 : 01111010 */
uint8_t sym4 = ','; /* 44 : 00101100 */
uint8_t sym5 = 212; /* 212 : 11010100 */
uint8_t sym6 = 'u'; /* 117 : 01110101 */
uint64_t critbit_bit_pos12 = 3;
uint64_t critbit_bit_pos13 = 3;
uint64_t critbit_bit_pos14 = 1;
uint64_t critbit_bit_pos23 = 4;
uint64_t critbit_bit_pos24 = 1;
uint64_t critbit_bit_pos34 = 1;
uint64_t critbit_bit_pos5 = 0;
uint64_t critbit_bit_pos26 = 7;
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym1,sym2) , critbit_bit_pos12);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym2,sym1) , critbit_bit_pos12);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym1,sym3) , critbit_bit_pos13);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym1,sym4) , critbit_bit_pos14);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym2,sym3) , critbit_bit_pos23);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym2,sym4) , critbit_bit_pos24);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym3,sym4) , critbit_bit_pos34);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym5,sym1) , critbit_bit_pos5);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym5,sym2) , critbit_bit_pos5);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym5,sym3) , critbit_bit_pos5);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym5,sym4) , critbit_bit_pos5);
EXPECT_EQ(CRITBIT_GETCRITBITPOS(sym2,sym6) , critbit_bit_pos26);
}
TEST(critbit , CRITBIT_GETDIRECTION)
{
uint8_t sym1 = 'a'; /* 97 : 01100001 */
uint8_t sym2 = 't'; /* 116 : 01110100 */
uint8_t sym3 = 'z'; /* 122 : 01111010 */
uint8_t sym4 = ','; /* 44 : 00101100 */
uint8_t sym5 = 212; /* 212 : 11010100 */
uint8_t sym6 = 'u'; /* 117 : 01110101 */
uint64_t critbit_bit_pos1_1 = 0;
uint64_t critbit_bit_pos1_2 = 1;
uint64_t critbit_bit_pos1_3 = 1;
uint64_t critbit_bit_pos1_4 = 0;
uint64_t critbit_bit_pos1_5 = 0;
uint64_t critbit_bit_pos1_6 = 0;
uint64_t critbit_bit_pos1_7 = 0;
uint64_t critbit_bit_pos1_8 = 1;
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,0) , critbit_bit_pos1_1);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,1) , critbit_bit_pos1_2);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,2) , critbit_bit_pos1_3);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,3) , critbit_bit_pos1_4);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,4) , critbit_bit_pos1_5);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,5) , critbit_bit_pos1_6);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,6) , critbit_bit_pos1_7);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym1,7) , critbit_bit_pos1_8);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,0) , 1);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,1) , 1);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,2) , 0);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,3) , 1);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,4) , 0);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,5) , 1);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,6) , 0);
EXPECT_EQ(CRITBIT_GETDIRECTION(sym5,7) , 0);
}
TEST(critbit , insert_suffix)
{
critbit_tree_t* cbt = critbit_create();
const char* T = "mississippi$";
size_t n = strlen(T);
EXPECT_EQ(cbt->g,0);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,5);
EXPECT_EQ(cbt->g,1);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,7);
EXPECT_EQ(cbt->g,2);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,6);
EXPECT_EQ(cbt->g,3);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,2);
EXPECT_EQ(cbt->g,4);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,8);
EXPECT_EQ(cbt->g,5);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,0);
EXPECT_EQ(cbt->g,6);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,2);
EXPECT_EQ(cbt->g,6);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,5);
EXPECT_EQ(cbt->g,6);
critbit_free(cbt);
}
TEST(critbit , delete_suffix)
{
critbit_tree_t* cbt = critbit_create();
const char* T = "mississippi$";
size_t n = strlen(T);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,5);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,7);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,6);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,2);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,8);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,0);
EXPECT_EQ(cbt->g,6);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,0) , 0);
EXPECT_EQ(cbt->g,5);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,1) , 1);
EXPECT_EQ(cbt->g,5);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,2) , 0);
EXPECT_EQ(cbt->g,4);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,3) , 1);
EXPECT_EQ(cbt->g,4);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,4) , 1);
EXPECT_EQ(cbt->g,4);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,5) , 0);
EXPECT_EQ(cbt->g,3);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,6) , 0);
EXPECT_EQ(cbt->g,2);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,7) , 0);
EXPECT_EQ(cbt->g,1);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,8) , 0);
EXPECT_EQ(cbt->g,0);
EXPECT_EQ(critbit_delete_suffix(cbt,(const uint8_t*)T,n,9) , 1);
EXPECT_EQ(cbt->g,0);
critbit_free(cbt);
}
TEST(critbit , contains)
{
critbit_tree_t* cbt = critbit_create();
const char* T = "mississippi$";
size_t n = strlen(T);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,5); /* insert ssippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,7); /* insert ippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,6); /* insert sippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,2); /* insert ssissippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,8); /* insert ppi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,0); /* insert mississippi$ */
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"s",1) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ss",2) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"iss",3) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"i$",2) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ippi$",5) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"mississippi$",12) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"x",1) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"sleep",5) , 0);
critbit_free(cbt);
}
TEST(critbit , suffixes)
{
critbit_tree_t* cbt = critbit_create();
const char* T = "mississippi$";
size_t n = strlen(T);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,5); /* insert ssippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,7); /* insert ippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,6); /* insert sippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,2); /* insert ssissippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,8); /* insert ppi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,0); /* insert mississippi$ */
uint64_t* results;
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"s",1,&results) , 3);
EXPECT_TRUE(results[0] == 2 && results[1] == 5 && results[2] == 6);
free(results);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"ss",2,&results) , 2);
EXPECT_TRUE(results[0] == 2 && results[1] == 5);
free(results);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"ippi$",5,&results) , 1);
EXPECT_EQ(results[0] , 7);
free(results);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"mississippi$",12,&results) , 1);
EXPECT_EQ(results[0] , 0);
free(results);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"iss",3,&results) , 0);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"i$",2,&results) , 0);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"x",1,&results) , 0);
EXPECT_EQ(critbit_suffixes(cbt,(const uint8_t*)T,n, (const uint8_t*)"sleep",5,&results) , 0);
critbit_free(cbt);
}
TEST(critbit , create_from_suffixes)
{
const char* T = "mississippi$";
size_t n = strlen(T);
uint64_t suffixes[6] = {1,3,5,7,9,11};
critbit_tree_t* cbt = critbit_create_from_suffixes((const uint8_t*)T,n,suffixes,6);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"mississippi",11) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ississippi",10) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ssissippi",9) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"sissippi",8) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"issippi",7) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ssippi",6) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"sippi",5) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ippi",4) , 1);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ppi",3) , 0);
EXPECT_EQ(critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"pi",2) , 1);
critbit_free(cbt);
}
TEST(critbit , load_save)
{
critbit_tree_t* cbt = critbit_create();
const char* T = "mississippi$";
size_t n = strlen(T);
critbit_insert_suffix(cbt,(const uint8_t*)T,n,5); /* insert ssippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,7); /* insert ippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,6); /* insert sippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,2); /* insert ssissippi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,8); /* insert ppi$ */
critbit_insert_suffix(cbt,(const uint8_t*)T,n,0); /* insert mississippi$ */
FILE* tf = tmpfile();
uint64_t written = critbit_write(cbt,tf);
uint64_t* mem = (uint64_t*) malloc(written);
fseek(tf,SEEK_SET,0);
fread(mem,1,written,tf);
critbit_tree_t* cbtload = critbit_load_from_mem(mem,written);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"s",1) , 1);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"ss",2) , 1);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"iss",3) , 0);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"i$",2) , 0);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"ippi$",5) , 1);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"mississippi$",12) , 1);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"x",1) , 0);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"sleep",5) , 0);
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"s",1) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"s",1));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"ss",2) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ss",2));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"iss",3) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"iss",3));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"i$",2) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"i$",2));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"ippi$",5) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"ippi$",5));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"mississippi$",12) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"mississippi$",12));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"x",1) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"x",1));
EXPECT_EQ(critbit_contains(cbtload,(const uint8_t*)T,n, (const uint8_t*)"sleep",5) ,
critbit_contains(cbt,(const uint8_t*)T,n, (const uint8_t*)"sleep",5));
fclose(tf);
free(mem);
critbit_print_tex(cbt);
critbit_print_tex(cbtload);
critbit_free(cbt);
critbit_free(cbtload);
}
int main(int argc, char** argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}