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/* test_io.c -- MinUnit test cases for io.c
Copyright (C) 2017 Jakob Tsar-Fox, All Rights Reserved.
This file is part of Nekopack.
Nekopack is free software: you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by the
Free Software Foundation, either version 3 of the License, or (at
your option) any later version.
Nekopack 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 Nekopack. If not, see <http://www.gnu.org/licenses/>. */
#include <stdint.h>
#include <string.h>
#include "minunit.h"
#include "io.h"
extern int tests_run;
char *test_stream_obj(void) {
struct stream *s_1 = stream_new(0x10);
struct stream *s_2 = stream_new(0x20);
struct stream *s_3 = stream_new(0x40);
mu_assert("Incorrect size for `s_1`", s_1->len == 0x10);
mu_assert("Incorrect size for `s_2`", s_2->len == 0x20);
mu_assert("Incorrect size for `s_3`", s_3->len == 0x40);
stream_free(s_1);
stream_free(s_2);
stream_free(s_3);
return NULL;
}
char *test_stream_rw(void) {
char dest[4];
struct stream *s = stream_new(0x4);
stream_write(s, "\x00\x01\x02\x03", 4);
mu_assert("Write failure", !memcmp(s->_start, "\x00\x01\x02\x03", 4));
mu_assert("Cursor not incremented", s->_cur - s->_start == 4);
s->_cur = s->_start;
stream_read(dest, s, 4);
mu_assert("Read failure", !memcmp(dest, "\x00\x01\x02\x03", 4));
mu_assert("Cursor not incremented", s->_cur - s->_start == 4);
stream_free(s);
return NULL;
}
char *test_stream_realloc(void) {
struct stream *s = stream_new(0x2);
stream_write(s, "\x00\x01\x02\x03", 4);
mu_assert("`len` not modified", s->len > 0x2);
return NULL;
}
char *test_stream_xor(void) {
struct stream *s = stream_new(2);
stream_write(s, "\x01\x01", 2);
stream_xor(s, 1, 0);
mu_assert("Initial key failure", !memcmp(s->_start, "\x00\x01", 2));
stream_xor(s, 0, 1);
mu_assert("Primary key failure", !memcmp(s->_start, "\x01\x00", 2));
stream_free(s);
return NULL;
}
char *test_stream_nav(void) {
struct stream *s = stream_new(2);
mu_assert("Cursor not at beginning", stream_tell(s) == 0);
stream_seek(s, 2, SEEK_CUR);
mu_assert("Cursor not advanced (SEEK_CUR)", stream_tell(s) == 2);
stream_seek(s, 2, SEEK_SET);
mu_assert("Cursor not advanced (SEEK_SET)", stream_tell(s) == 2);
stream_seek(s, 0, SEEK_END);
mu_assert("Cursor not advanced (SEEK_END)", stream_tell(s) == 2);
stream_rewind(s);
mu_assert("Cursor not rewinded", stream_tell(s) == 0);
stream_free(s);
return NULL;
}
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