1 files changed, 102 insertions, 0 deletions
diff --git a/tests/libdnssec/test_nsec_bitmap.c b/tests/libdnssec/test_nsec_bitmap.c
new file mode 100644
index 0000000..f013131
--- /dev/null
+++ b/tests/libdnssec/test_nsec_bitmap.c
@@ -0,0 +1,102 @@
+/*  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 <https://www.gnu.org/licenses/>.
+ */
+
+#include <assert.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <string.h>
+#include <tap/basic.h>
+
+#include "nsec.h"
+#include "libknot/descriptor.h"
+
+#define TEST_BITMAP_SIZE 18
+
+int main(void)
+{
+	plan_lazy();
+
+	// Which rrtypes will be contained in the bitmap.
+	int test_contains_count = 8;
+	enum knot_rr_type test_contains[] = {
+		KNOT_RRTYPE_A,
+		KNOT_RRTYPE_NS,
+		KNOT_RRTYPE_SOA,
+		KNOT_RRTYPE_RRSIG,
+		KNOT_RRTYPE_NSEC,
+		KNOT_RRTYPE_DNSKEY,
+		KNOT_RRTYPE_SPF,
+		KNOT_RRTYPE_CAA
+	};
+
+	// Which rrtypes will not be contained in the bitmap.
+	int test_not_contains_count = 4;
+	enum knot_rr_type test_not_contains[] = {
+		KNOT_RRTYPE_AAAA,
+		KNOT_RRTYPE_MX,
+		KNOT_RRTYPE_AXFR,
+		KNOT_RRTYPE_CNAME
+	};
+
+	// Allocate new bitmap.
+	dnssec_nsec_bitmap_t *bitmap = dnssec_nsec_bitmap_new();
+	ok(bitmap != NULL, "allocate bitmap");
+	if (!bitmap) {
+		return 1;
+	}
+
+	// Add the desired RR types to bitmap.
+	for (int i = 0; i < test_contains_count; i++) {
+		dnssec_nsec_bitmap_add(bitmap, test_contains[i]);
+	}
+
+	size_t size = dnssec_nsec_bitmap_size(bitmap);
+	ok(size == TEST_BITMAP_SIZE, "valid bitmap size");
+	if (size != TEST_BITMAP_SIZE) {
+		dnssec_nsec_bitmap_free(bitmap);
+		return 1;
+	}
+
+	const uint8_t expected[TEST_BITMAP_SIZE] = {
+		0x00, 0x0D, 0x62, 0x00, 0x00, 0x00, 0x00, 0x03, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x10,
+		0x01, 0x01, 0x40
+	};
+	uint8_t encoded[TEST_BITMAP_SIZE] = { 0 };
+	dnssec_nsec_bitmap_write(bitmap, encoded);
+
+	ok(memcmp(encoded, expected, TEST_BITMAP_SIZE) == 0, "valid bitmap");
+
+	// Test contained types.
+	char rrtype_str[50];
+	for (int i = 0; i < test_contains_count; i++) {
+		bool contains = dnssec_nsec_bitmap_contains(encoded, size, test_contains[i]);
+		(void)knot_rrtype_to_string(test_contains[i], rrtype_str, 50);
+		ok(contains, "bitmap contains %s", rrtype_str);
+	}
+
+	// Test not contained types.
+	for (int i = 0; i < test_not_contains_count; i++) {
+		bool contains = dnssec_nsec_bitmap_contains(encoded, size, test_not_contains[i]);
+		(void)knot_rrtype_to_string(test_not_contains[i], rrtype_str, 50);
+		ok(!contains, "bitmap does not contain %s", rrtype_str);
+	}
+
+	dnssec_nsec_bitmap_clear(bitmap);
+	ok(dnssec_nsec_bitmap_size(bitmap) == 0, "bitmap clear");
+
+	dnssec_nsec_bitmap_free(bitmap);
+	return 0;
+}