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Add util functions to deal with ISO types.

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This commit is contained in:
Vreixo Formoso
2007-12-27 00:19:09 +01:00
parent bf51fba3bc
commit aae230a321
3 changed files with 107 additions and 30 deletions
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112
test/test_util.c
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@ -3,37 +3,87 @@
*
* This test utiliy functions
*/
#include "test.h"
#include "test.h"
#include "util.h"
#include <string.h>
static void test_div_up()
{
CU_ASSERT_EQUAL( div_up(1, 2), 1 );
CU_ASSERT_EQUAL( div_up(2, 2), 1 );
CU_ASSERT_EQUAL( div_up(0, 2), 0 );
CU_ASSERT_EQUAL( div_up(-1, 2), 0 );
CU_ASSERT_EQUAL( div_up(3, 2), 2 );
CU_ASSERT_EQUAL( div_up(1, 2), 1 );
CU_ASSERT_EQUAL( div_up(2, 2), 1 );
CU_ASSERT_EQUAL( div_up(0, 2), 0 );
CU_ASSERT_EQUAL( div_up(-1, 2), 0 );
CU_ASSERT_EQUAL( div_up(3, 2), 2 );
}
static void test_round_up()
{
CU_ASSERT_EQUAL( round_up(1, 2), 2 );
CU_ASSERT_EQUAL( round_up(2, 2), 2 );
CU_ASSERT_EQUAL( round_up(0, 2), 0 );
CU_ASSERT_EQUAL( round_up(-1, 2), 0 );
CU_ASSERT_EQUAL( round_up(3, 2), 4 );
CU_ASSERT_EQUAL( round_up(15, 7), 21 );
CU_ASSERT_EQUAL( round_up(13, 7), 14 );
CU_ASSERT_EQUAL( round_up(14, 7), 14 );
CU_ASSERT_EQUAL( round_up(1, 2), 2 );
CU_ASSERT_EQUAL( round_up(2, 2), 2 );
CU_ASSERT_EQUAL( round_up(0, 2), 0 );
CU_ASSERT_EQUAL( round_up(-1, 2), 0 );
CU_ASSERT_EQUAL( round_up(3, 2), 4 );
CU_ASSERT_EQUAL( round_up(15, 7), 21 );
CU_ASSERT_EQUAL( round_up(13, 7), 14 );
CU_ASSERT_EQUAL( round_up(14, 7), 14 );
}
static void test_iso_lsb_msb()
{
uint8_t buf[4];
uint32_t num;
num = 0x01020304;
iso_lsb(buf, num, 4);
CU_ASSERT_EQUAL( buf[0], 0x04 );
CU_ASSERT_EQUAL( buf[1], 0x03 );
CU_ASSERT_EQUAL( buf[2], 0x02 );
CU_ASSERT_EQUAL( buf[3], 0x01 );
iso_msb(buf, num, 4);
CU_ASSERT_EQUAL( buf[0], 0x01 );
CU_ASSERT_EQUAL( buf[1], 0x02 );
CU_ASSERT_EQUAL( buf[2], 0x03 );
CU_ASSERT_EQUAL( buf[3], 0x04 );
iso_lsb(buf, num, 2);
CU_ASSERT_EQUAL( buf[0], 0x04 );
CU_ASSERT_EQUAL( buf[1], 0x03 );
iso_msb(buf, num, 2);
CU_ASSERT_EQUAL( buf[0], 0x03 );
CU_ASSERT_EQUAL( buf[1], 0x04 );
}
static void test_iso_read_lsb_msb()
{
uint8_t buf[4];
uint32_t num;
buf[0] = 0x04;
buf[1] = 0x03;
buf[2] = 0x02;
buf[3] = 0x01;
num = iso_read_lsb(buf, 4);
CU_ASSERT_EQUAL(num, 0x01020304);
num = iso_read_msb(buf, 4);
CU_ASSERT_EQUAL(num, 0x04030201);
num = iso_read_lsb(buf, 2);
CU_ASSERT_EQUAL(num, 0x0304);
num = iso_read_msb(buf, 2);
CU_ASSERT_EQUAL(num, 0x0403);
}
static void test_iso_bb()
{
uint8_t buf[8];
uint32_t num;
num = 0x01020304;
iso_bb(buf, num, 4);
CU_ASSERT_EQUAL( buf[0], 0x04 );
@ -44,7 +94,7 @@ static void test_iso_bb()
CU_ASSERT_EQUAL( buf[5], 0x02 );
CU_ASSERT_EQUAL( buf[6], 0x03 );
CU_ASSERT_EQUAL( buf[7], 0x04 );
iso_bb(buf, num, 2);
CU_ASSERT_EQUAL( buf[0], 0x04 );
CU_ASSERT_EQUAL( buf[1], 0x03 );
@ -134,58 +184,60 @@ static void test_iso_rbtree_insert()
IsoRBTree *tree;
char *str1, *str2, *str3, *str4, *str5;
void *str;
res = iso_rbtree_new(strcmp, &tree);
CU_ASSERT_EQUAL(res, 1);
/* ok, insert one str */
str1 = "first str";
res = iso_rbtree_insert(tree, str1, &str);
CU_ASSERT_EQUAL(res, 1);
CU_ASSERT_PTR_EQUAL(str, str1);
str2 = "second str";
res = iso_rbtree_insert(tree, str2, &str);
CU_ASSERT_EQUAL(res, 1);
CU_ASSERT_PTR_EQUAL(str, str2);
/* an already inserted string */
str3 = "second str";
res = iso_rbtree_insert(tree, str3, &str);
CU_ASSERT_EQUAL(res, 0);
CU_ASSERT_PTR_EQUAL(str, str2);
/* an already inserted string */
str3 = "first str";
res = iso_rbtree_insert(tree, str3, &str);
CU_ASSERT_EQUAL(res, 0);
CU_ASSERT_PTR_EQUAL(str, str1);
str4 = "a string to be inserted first";
res = iso_rbtree_insert(tree, str4, &str);
CU_ASSERT_EQUAL(res, 1);
CU_ASSERT_PTR_EQUAL(str, str4);
str5 = "this to be inserted last";
res = iso_rbtree_insert(tree, str5, &str);
CU_ASSERT_EQUAL(res, 1);
CU_ASSERT_PTR_EQUAL(str, str5);
/*
* TODO write a really good test to check all possible estrange
* behaviors of a red-black tree
*/
iso_rbtree_destroy(tree, NULL);
}
void add_util_suite()
void add_util_suite()
{
CU_pSuite pSuite = CU_add_suite("UtilSuite", NULL, NULL);
CU_add_test(pSuite, "div_up()", test_div_up);
CU_add_test(pSuite, "round_up()", test_round_up);
CU_pSuite pSuite = CU_add_suite("UtilSuite", NULL, NULL);
CU_add_test(pSuite, "div_up()", test_div_up);
CU_add_test(pSuite, "round_up()", test_round_up);
CU_add_test(pSuite, "iso_bb()", test_iso_bb);
CU_add_test(pSuite, "iso_lsb/msb()", test_iso_lsb_msb);
CU_add_test(pSuite, "iso_read_lsb/msb()", test_iso_read_lsb_msb);
CU_add_test(pSuite, "iso_1_dirid()", test_iso_1_dirid);
CU_add_test(pSuite, "iso_2_dirid()", test_iso_2_dirid);
CU_add_test(pSuite, "iso_1_fileid()", test_iso_1_fileid);