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-rw-r--r--tests/libdnssec/test_key_algorithm.c84
1 files changed, 84 insertions, 0 deletions
diff --git a/tests/libdnssec/test_key_algorithm.c b/tests/libdnssec/test_key_algorithm.c
new file mode 100644
index 0000000..edffbaa
--- /dev/null
+++ b/tests/libdnssec/test_key_algorithm.c
@@ -0,0 +1,84 @@
+/* Copyright (C) 2018 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation, either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <tap/basic.h>
+
+#include "error.h"
+#include "key.h"
+
+static void ok_range(dnssec_key_algorithm_t algo,
+ unsigned exp_min, unsigned exp_max,
+ const char *name)
+{
+ unsigned min = 0, max = 0;
+ int r = dnssec_algorithm_key_size_range(algo, &min, &max);
+ ok(r == DNSSEC_EOK && min == exp_min && max == exp_max,
+ "dnssec_algorithm_key_size_range() for %s", name);
+}
+
+static void null_range(void)
+{
+ dnssec_key_algorithm_t algo = DNSSEC_KEY_ALGORITHM_RSA_SHA256;
+ unsigned val = 0;
+ int r;
+
+ r = dnssec_algorithm_key_size_range(algo, NULL, NULL);
+ ok(r == DNSSEC_EINVAL, "dnssec_algorithm_key_size_range() all null");
+ r = dnssec_algorithm_key_size_range(algo, &val, NULL);
+ ok(r == DNSSEC_EOK && val == 1024, "dnssec_algorithm_key_size_range() min only");
+ r = dnssec_algorithm_key_size_range(algo, NULL, &val);
+ ok(r == DNSSEC_EOK && val == 4096, "dnssec_algorithm_key_size_range() max only");
+}
+
+static void check_borders(void)
+{
+ dnssec_key_algorithm_t rsa = DNSSEC_KEY_ALGORITHM_RSA_SHA1;
+
+ ok(dnssec_algorithm_key_size_check(rsa, 1023) == false, "rsa 1023");
+ ok(dnssec_algorithm_key_size_check(rsa, 1024) == true, "rsa 1024");
+ ok(dnssec_algorithm_key_size_check(rsa, 1025) == true, "rsa 1025");
+ ok(dnssec_algorithm_key_size_check(rsa, 4095) == true, "rsa 4095");
+ ok(dnssec_algorithm_key_size_check(rsa, 4096) == true, "rsa 4096");
+ ok(dnssec_algorithm_key_size_check(rsa, 4097) == false, "rsa 4097");
+}
+
+static void check_defaults(void)
+{
+ is_int(2048, dnssec_algorithm_key_size_default(DNSSEC_KEY_ALGORITHM_RSA_SHA1_NSEC3), "rsa default");
+ is_int(256, dnssec_algorithm_key_size_default(DNSSEC_KEY_ALGORITHM_ECDSA_P256_SHA256), "ecc default");
+#ifdef HAVE_ED25519
+ is_int(256, dnssec_algorithm_key_size_default(DNSSEC_KEY_ALGORITHM_ED25519), "ed25519 default");
+#endif
+}
+
+int main(void)
+{
+ plan_lazy();
+
+ // ranges
+ ok_range(DNSSEC_KEY_ALGORITHM_RSA_SHA512, 1024, 4096, "RSA/SHA256");
+ ok_range(DNSSEC_KEY_ALGORITHM_ECDSA_P384_SHA384, 384, 384, "ECDSA/SHA384");
+#ifdef HAVE_ED25519
+ ok_range(DNSSEC_KEY_ALGORITHM_ED25519, 256, 256, "ED25519");
+#endif
+ null_range();
+
+ check_borders();
+
+ check_defaults();
+
+ return 0;
+}