1 files changed, 128 insertions, 0 deletions
diff --git a/src/test/test-prioq.c b/src/test/test-prioq.c
new file mode 100644
index 0000000..53c9e09
--- /dev/null
+++ b/src/test/test-prioq.c
@@ -0,0 +1,128 @@
+/* SPDX-License-Identifier: LGPL-2.1+ */
+
+#include <stdlib.h>
+
+#include "alloc-util.h"
+#include "prioq.h"
+#include "set.h"
+#include "siphash24.h"
+#include "util.h"
+
+#define SET_SIZE 1024*4
+
+static int unsigned_compare(const unsigned *a, const unsigned *b) {
+        return CMP(*a, *b);
+}
+
+static void test_unsigned(void) {
+        _cleanup_(prioq_freep) Prioq *q = NULL;
+        unsigned buffer[SET_SIZE], i, u, n;
+
+        srand(0);
+
+        assert_se(q = prioq_new(trivial_compare_func));
+
+        for (i = 0; i < ELEMENTSOF(buffer); i++) {
+                u = (unsigned) rand();
+                buffer[i] = u;
+                assert_se(prioq_put(q, UINT_TO_PTR(u), NULL) >= 0);
+
+                n = prioq_size(q);
+                assert_se(prioq_remove(q, UINT_TO_PTR(u), &n) == 0);
+        }
+
+        typesafe_qsort(buffer, ELEMENTSOF(buffer), unsigned_compare);
+
+        for (i = 0; i < ELEMENTSOF(buffer); i++) {
+                assert_se(prioq_size(q) == ELEMENTSOF(buffer) - i);
+
+                u = PTR_TO_UINT(prioq_pop(q));
+                assert_se(buffer[i] == u);
+        }
+
+        assert_se(prioq_isempty(q));
+}
+
+struct test {
+        unsigned value;
+        unsigned idx;
+};
+
+static int test_compare(const struct test *x, const struct test *y) {
+        return CMP(x->value, y->value);
+}
+
+static void test_hash(const struct test *x, struct siphash *state) {
+        siphash24_compress(&x->value, sizeof(x->value), state);
+}
+
+DEFINE_PRIVATE_HASH_OPS(test_hash_ops, struct test, test_hash, test_compare);
+
+static void test_struct(void) {
+        _cleanup_(prioq_freep) Prioq *q = NULL;
+        _cleanup_(set_freep) Set *s = NULL;
+        unsigned previous = 0, i;
+        struct test *t;
+
+        srand(0);
+
+        assert_se(q = prioq_new((compare_func_t) test_compare));
+        assert_se(s = set_new(&test_hash_ops));
+
+        assert_se(prioq_peek(q) == NULL);
+        assert_se(prioq_peek_by_index(q, 0) == NULL);
+        assert_se(prioq_peek_by_index(q, 1) == NULL);
+        assert_se(prioq_peek_by_index(q, (unsigned) -1) == NULL);
+
+        for (i = 0; i < SET_SIZE; i++) {
+                assert_se(t = new0(struct test, 1));
+                t->value = (unsigned) rand();
+
+                assert_se(prioq_put(q, t, &t->idx) >= 0);
+
+                if (i % 4 == 0)
+                        assert_se(set_consume(s, t) >= 0);
+        }
+
+        for (i = 0; i < SET_SIZE; i++)
+                assert_se(prioq_peek_by_index(q, i));
+        assert_se(prioq_peek_by_index(q, SET_SIZE) == NULL);
+
+        unsigned count = 0;
+        PRIOQ_FOREACH_ITEM(q, t) {
+                assert_se(t);
+                count++;
+        }
+        assert_se(count == SET_SIZE);
+
+        while ((t = set_steal_first(s))) {
+                assert_se(prioq_remove(q, t, &t->idx) == 1);
+                assert_se(prioq_remove(q, t, &t->idx) == 0);
+                assert_se(prioq_remove(q, t, NULL) == 0);
+
+                free(t);
+        }
+
+        for (i = 0; i < SET_SIZE * 3 / 4; i++) {
+                assert_se(prioq_size(q) == (SET_SIZE * 3 / 4) - i);
+
+                assert_se(t = prioq_pop(q));
+                assert_se(prioq_remove(q, t, &t->idx) == 0);
+                assert_se(prioq_remove(q, t, NULL) == 0);
+                assert_se(previous <= t->value);
+
+                previous = t->value;
+                free(t);
+        }
+
+        assert_se(prioq_isempty(q));
+        assert_se(set_isempty(s));
+}
+
+int main(int argc, char* argv[]) {
+
+        test_unsigned();
+        test_struct();
+
+        return 0;
+}