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test: Try to fetch wrong values in buffer.

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Reviewed-by: Andreas Schneider <asn@cryptomilk.org>
This commit is contained in:
Aris Adamantiadis
2012-10-22 20:45:59 +02:00
committed by Andreas Schneider
parent ea0e858de0
commit cd4e28e7c8
1 changed files with 33 additions and 0 deletions
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33
tests/unittests/torture_buffer.c
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@ -84,12 +84,45 @@ static void torture_buffer_prepend(void **state) {
}
/*
* Test the behavior of buffer_get_ssh_string with invalid data
*/
static void torture_buffer_get_ssh_string(void **state) {
ssh_buffer buffer;
int i,j,k,l;
/* some values that can go wrong */
uint32_t values[] = {0xffffffff, 0xfffffffe, 0xfffffffc, 0xffffff00,
0x80000000, 0x80000004, 0x7fffffff};
char data[128];
(void)state;
memset(data,'X',sizeof(data));
for(i=0; i < (int)(sizeof(values)/sizeof(values[0]));++i){
for(j=0; j< (int)sizeof(data);++j){
for(k=1;k<5;++k){
buffer=buffer_new();
for(l=0;l<k;++l){
buffer_add_u32(buffer,htonl(values[i]));
}
buffer_add_data(buffer,data,j);
for(l=0;l<k;++l){
ssh_string str = buffer_get_ssh_string(buffer);
assert_true(str==NULL);
}
buffer_free(buffer);
}
}
}
}
int torture_run_tests(void) {
int rc;
const UnitTest tests[] = {
unit_test_setup_teardown(torture_growing_buffer, setup, teardown),
unit_test_setup_teardown(torture_growing_buffer_shifting, setup, teardown),
unit_test_setup_teardown(torture_buffer_prepend, setup, teardown),
unit_test(torture_buffer_get_ssh_string),
};
ssh_init();