lake/test/test_dlist.c
2011-04-23 20:57:16 -07:00

100 lines
2.8 KiB
C

/**
* test_dlist.c
* Lake Scheme
*
* Copyright 2011 Sami Samhuri
* MIT License
*
*/
#include <glib.h>
#include <string.h>
#include "minunit.h"
#include "lake.h"
#include "list.h"
int tests_run;
static LakeList *head;
static LakeVal *tail;
static LakeDottedList *dlist;
static char *REPR = "(() . ())";
/* LakeDottedList *dlist_make(LakeList *head, LakeVal *tail) */
static char *test_dlist_make(void)
{
mu_assert("type is not TYPE_DLIST", IS(TYPE_DLIST, dlist));
mu_assert("value size is incorrect", VAL_SIZE(dlist) == sizeof(LakeDottedList));
mu_assert("head value is incorrect",
lake_equal(VAL(head), VAL(DLIST_HEAD(dlist))));
mu_assert("tail value is incorrect", lake_equal(tail, DLIST_TAIL(dlist)));
return 0;
}
/* char *dlist_repr(LakeDottedList *dlist) */
static char *test_dlist_repr(void)
{
mu_assert("dlist_repr is incorrect", strncmp(dlist_repr(dlist), REPR, strlen(REPR)) == 0);
char *REPR2 = "(spam eggs bacon spam eggs . spam)";
LakeCtx *lake = lake_init();
LakeSym *s_spam = sym_intern(lake, "spam");
LakeSym *s_eggs = sym_intern(lake, "eggs");
LakeSym *s_bacon = sym_intern(lake, "bacon");
LakeList *list = list_make();
list_append(list, VAL(s_spam));
list_append(list, VAL(s_eggs));
list_append(list, VAL(s_bacon));
list_append(list, VAL(s_spam));
list_append(list, VAL(s_eggs));
LakeDottedList *dlist2 = dlist_make(list, s_spam);
mu_assert("", strncmp(dlist_repr(dlist2), REPR2, strlen(REPR2)) == 0);
return 0;
}
/* gboolean dlist_equal(LakeDottedList *a, LakeDottedList *b) */
static char *test_dlist_equal(void)
{
LakeDottedList *a = dlist;
LakeDottedList *b = dlist_make(head, tail);
LakeVal *null = VAL(list_make());
LakeList *null_pair = list_cons(null, null);
LakeDottedList *diff_head = dlist_make(null_pair, tail);
LakeDottedList *diff_tail = dlist_make(head, VAL(null_pair));
mu_assert("dlist a != a", dlist_equal(a, a));
mu_assert("dlist a != b", dlist_equal(a, b));
mu_assert("dlist a == diff_head", !dlist_equal(a, diff_head));
mu_assert("dlist a == diff_tail", !dlist_equal(a, diff_tail));
return 0;
}
static void setup(void)
{
head = list_make();
tail = VAL(list_make());
dlist = dlist_make(head, tail);
}
static char *all_tests() {
setup();
mu_run_test(test_dlist_make);
mu_run_test(test_dlist_repr);
mu_run_test(test_dlist_equal);
return 0;
}
int main(int argc, char const *argv[]) {
char *result = all_tests();
int pass = result == 0;
printf("-- Dotted Lists --\n");
if (pass) {
printf("PASS: %d test%s run\n", tests_run, tests_run == 1 ? "" : "s");
}
else {
printf("%s\n", result);
printf("FAIL: %d test%s run\n", tests_run, tests_run == 1 ? "" : "s");
}
return !pass;
}