Zander671/refcount
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Remove floating refs

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This commit is contained in:
Alexander Rosenberg
2025-09-07 16:54:57 -07:00
parent b40fcea2c2
commit 2b59fff6a7
3 changed files with 30 additions and 79 deletions
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50
test/test_refcount.c
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@ -51,48 +51,45 @@ int main(int argc, const char **argv) {
A *a = make_a(c, 10, "Hello world\n");
assert(!refcount_context_is_static(c, a));
assert(refcount_context_num_refs(c, a) == 0);
a = refcount_context_ref(c, a);
assert(refcount_context_num_refs(c, a) == 1);
a = refcount_context_ref(c, a);
assert(refcount_context_num_refs(c, a) == 2);
a = refcount_context_ref(c, a);
assert(refcount_context_num_refs(c, a) == 3);
a = refcount_context_unref(c, a);
assert(refcount_context_num_refs(c, a) == 1);
assert(refcount_context_num_refs(c, a) == 2);
a = refcount_context_float(c, a);
assert(a);
assert(refcount_context_num_refs(c, a) == 0);
refcount_context_ref(c, a);
a = refcount_context_unref(c, a);
assert(refcount_context_num_refs(c, a) == 1);
a = refcount_context_unref(c, a);
assert(!a);
a = make_a(c, 10, "Hello World\n");
A *b = make_a(c, 42, "The answer!");
a->next = refcount_context_ref(c, b);
a->next = make_a(c, 42, "The answer!");
assert(refcount_context_num_refs(c, a->next) == 1);
assert(refcount_context_num_refs(c, a) == 0);
assert(refcount_context_num_refs(c, a) == 1);
refcount_context_unref(c, a);
a = make_a(c, 'a', "a");
a->next = refcount_context_ref(c, a);
assert(refcount_context_num_refs(c, a) == 1);
assert(refcount_context_num_refs(c, a) == 2);
refcount_context_unref(c, a);
assert(refcount_context_garbage_collect(c) == 1);
a = NULL;
for (char i = 'a'; i <= 'z'; ++i) {
A *na = make_a(c, i, "");
na->next = refcount_context_ref(c, a);
na->next = a;
a = na;
}
assert(refcount_context_num_refs(c, a) == 0);
assert(refcount_context_num_refs(c, a) == 1);
refcount_context_unref(c, a);
@ -103,11 +100,11 @@ int main(int argc, const char **argv) {
if (!first) {
first = na;
}
na->next = refcount_context_ref(c, a);
na->next = a;
a = na;
}
assert(refcount_context_num_refs(c, a) == 0);
first->next = refcount_context_ref(c, a);
assert(refcount_context_num_refs(c, a) == 1);
first->next = a;
a = first;
assert(refcount_context_num_refs(c, a) == 1);
@ -121,10 +118,10 @@ int main(int argc, const char **argv) {
a = NULL;
for (char i = 'a'; i <= 'z'; ++i) {
A *na = make_a(c, i, "");
na->next = refcount_context_ref(c, a);
na->next = a;
a = na;
}
assert(refcount_context_num_refs(c, a) == 0);
assert(refcount_context_num_refs(c, a) == 1);
refcount_context_unref(c, a);
assert(refcount_context_garbage_collect(c) == 0);
@ -136,14 +133,11 @@ int main(int argc, const char **argv) {
RefcountWeakref *w = refcount_context_make_weakref(c, a);
assert(w);
assert(refcount_context_num_refs(c, a) == 0);
b = refcount_context_strengthen(c, w);
assert(b);
assert(a == b);
assert(refcount_context_num_refs(c, a) == 1);
refcount_context_ref(c, a);
A *b = refcount_context_strengthen(c, w);
assert(b);
assert(a == b);
assert(refcount_context_num_refs(c, a) == 2);
RefcountWeakref *x = refcount_context_weaken(c, a);
@ -167,9 +161,9 @@ int main(int argc, const char **argv) {
refcount_context_destroy_weakref(c, x);
a = make_a(c, 10, "test destructor");
assert(refcount_context_num_refs(c, a) == 0);
assert(refcount_context_num_refs(c, a) == 1);
assert(refcount_context_add_destructor(c, a, &key, reref_destructor, c));
assert(refcount_context_num_refs(c, a) == 0);
assert(refcount_context_num_refs(c, a) == 1);
assert(!refcount_context_unref(c, a));
assert(refcount_context_num_refs(c, a) == 1);
assert(refcount_context_remove_destructor(c, a, &key));