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/// @file
#include "noun.h"
/* _setup(): prepare for tests.
*/
static void
_setup(void)
{
u3m_boot_lite(1 << 24);
}
static c3_i
_test_unify_home(void)
{
c3_i ret_i = 1;
u3_noun a = u3nt(0, 0, 0);
u3_noun b = u3nt(0, 0, 0);
c3_w kep_w;
u3_assert( u3t(a) < u3t(b) );
kep_w = u3t(a);
(void)u3r_sing(a, b);
if ( u3t(a) != u3t(b) ) {
fprintf(stderr, "test: unify home: failed\r\n");
ret_i = 0;
}
else if ( kep_w != u3t(b) ) {
fprintf(stderr, "test: unify home: deeper failed\r\n");
ret_i = 0;
}
u3z(a); u3z(b);
return ret_i;
}
static c3_i
_test_unify_inner(void)
{
c3_i ret_i = 1;
c3_w kep_w;
u3_noun a, b;
a = u3nt(0, 0, 0);
kep_w = u3t(a);
u3m_hate(0);
b = u3nt(0, 0, 0);
(void)u3r_sing(a, b);
if ( u3t(a) != u3t(b) ) {
fprintf(stderr, "test: unify inner 1: failed\r\n");
ret_i = 0;
}
else if ( kep_w != u3t(b) ) {
fprintf(stderr, "test: unify inner 1: deeper failed\r\n");
ret_i = 0;
}
b = u3m_love(0);
u3z(a); u3z(b);
// --------
b = u3nt(0, 0, 0);
kep_w = u3t(b);
u3m_hate(0);
a = u3nt(0, 0, 0);
u3m_hate(0);
(void)u3r_sing(a, b);
if ( u3t(a) != u3t(b) ) {
fprintf(stderr, "test: unify inner 2: failed\r\n");
ret_i = 0;
}
else if ( kep_w != u3t(a) ) {
fprintf(stderr, "test: unify inner 2: deeper failed\r\n");
ret_i = 0;
}
a = u3m_love(u3m_love(0));
u3z(a); u3z(b);
return ret_i;
}
static c3_i
_test_unify_inner_home(void)
{
c3_i ret_i = 1;
u3_noun a = u3nt(0, 0, 0);
u3_noun b = u3nt(0, 0, 0);
u3m_hate(0);
(void)u3r_sing(a, b);
if ( u3t(a) == u3t(b) ) {
fprintf(stderr, "test: unify inner-home: succeeded?\r\n");
ret_i = 0;
}
u3m_love(0);
u3z(a); u3z(b);
return ret_i;
}
static c3_i
_test_equality(void)
{
c3_i ret_i = 1;
if ( !_test_unify_home() ) {
fprintf(stderr, "test: equality: unify home: failed\r\n");
ret_i = 0;
}
if ( !_test_unify_inner() ) {
fprintf(stderr, "test: equality: unify inner: failed\r\n");
ret_i = 0;
}
if ( !_test_unify_inner_home() ) {
fprintf(stderr, "test: equality: unify inner-home: failed\r\n");
ret_i = 0;
}
return ret_i;
}
/* main(): run all test cases.
*/
int
main(int argc, char* argv[])
{
_setup();
if ( !_test_equality() ) {
fprintf(stderr, "test equality: failed\r\n");
exit(1);
}
// GC
//
u3m_grab(u3_none);
fprintf(stderr, "test equality: ok\r\n");
return 0;
}
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