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test: add array unit test

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Miroslav Lichvar 2023-03-01 16:02:50 +01:00
parent caf82b1a45
commit 06945d927b
1 changed files with 97 additions and 0 deletions
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test/unit/array.c Normal file
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/*
**********************************************************************
* Copyright (C) Miroslav Lichvar 2023
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of version 2 of the GNU General Public License as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
**********************************************************************
*/
#include <array.c>
#include <util.h>
#include "test.h"
void
test_unit(void)
{
unsigned int i, j, k, k2, l, es, s;
unsigned char *el1, el2[20];
ARR_Instance a;
for (i = 0; i < 1000; i++) {
es = random() % sizeof (el2) + 1;
a = ARR_CreateInstance(es);
TEST_CHECK(ARR_GetSize(a) == 0);
for (j = 0; j < 100; j++) {
s = ARR_GetSize(a);
switch (random() % 6) {
case 0:
el1 = ARR_GetNewElement(a);
TEST_CHECK(ARR_GetSize(a) == s + 1);
memset(el1, s % 256, es);
TEST_CHECK(ARR_GetElement(a, s) == el1);
break;
case 1:
for (k = 0; k < s; k++) {
el1 = ARR_GetElement(a, k);
for (l = 0; l < es; l++)
TEST_CHECK(el1[l] == k % 256);
}
break;
case 2:
if (s == 0)
break;
TEST_CHECK(ARR_GetElements(a) == ARR_GetElement(a, 0));
break;
case 3:
memset(el2, s % 256, es);
ARR_AppendElement(a, el2);
TEST_CHECK(ARR_GetSize(a) == s + 1);
break;
case 4:
if (s == 0)
break;
k2 = random() % s;
ARR_RemoveElement(a, k2);
TEST_CHECK(ARR_GetSize(a) == s - 1);
for (k = k2; k < s - 1; k++) {
el1 = ARR_GetElement(a, k);
for (l = 0; l < es; l++) {
TEST_CHECK(el1[l] == (k + 1) % 256);
el1[l] = k % 256;
}
}
break;
case 5:
k2 = random() % 1000;
ARR_SetSize(a, k2);
TEST_CHECK(ARR_GetSize(a) == k2);
for (k = s; k < k2; k++) {
el1 = ARR_GetElement(a, k);
for (l = 0; l < es; l++)
el1[l] = k % 256;
}
break;
default:
assert(0);
}
}
ARR_DestroyInstance(a);
}
}