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Diffstat (limited to 'src/test/test-dns-domain.c')
-rw-r--r--src/test/test-dns-domain.c33
1 files changed, 33 insertions, 0 deletions
diff --git a/src/test/test-dns-domain.c b/src/test/test-dns-domain.c
index 9a5a2a1c23..31e110cf0d 100644
--- a/src/test/test-dns-domain.c
+++ b/src/test/test-dns-domain.c
@@ -160,6 +160,38 @@ static void test_dns_name_equal(void) {
test_dns_name_equal_one("..", "..", -EINVAL);
}
+static void test_dns_name_between_one(const char *a, const char *b, const char *c, int ret) {
+ int r;
+
+ r = dns_name_between(a, b, c);
+ assert_se(r == ret);
+
+ r = dns_name_between(c, b, a);
+ if (ret >= 0)
+ assert_se(r == 0);
+ else
+ assert_se(r == ret);
+}
+
+static void test_dns_name_between(void) {
+ /* see https://tools.ietf.org/html/rfc4034#section-6.1
+ Note that we use "\033.z.example" in stead of "\001.z.example" as we
+ consider the latter invalid */
+ test_dns_name_between_one("example", "a.example", "yljkjljk.a.example", true);
+ test_dns_name_between_one("a.example", "yljkjljk.a.example", "Z.a.example", true);
+ test_dns_name_between_one("yljkjljk.a.example", "Z.a.example", "zABC.a.EXAMPLE", true);
+ test_dns_name_between_one("Z.a.example", "zABC.a.EXAMPLE", "z.example", true);
+ test_dns_name_between_one("zABC.a.EXAMPLE", "z.example", "\\033.z.example", true);
+ test_dns_name_between_one("z.example", "\\033.z.example", "*.z.example", true);
+ test_dns_name_between_one("\\033.z.example", "*.z.example", "\\200.z.example", true);
+ test_dns_name_between_one("*.z.example", "\\200.z.example", "example", true);
+ test_dns_name_between_one("\\200.z.example", "example", "a.example", true);
+
+ test_dns_name_between_one("example", "a.example", "example", -EINVAL);
+ test_dns_name_between_one("example", "example", "yljkjljk.a.example", false);
+ test_dns_name_between_one("example", "yljkjljk.a.example", "yljkjljk.a.example", false);
+}
+
static void test_dns_name_endswith_one(const char *a, const char *b, int ret) {
assert_se(dns_name_endswith(a, b) == ret);
}
@@ -225,6 +257,7 @@ int main(int argc, char *argv[]) {
test_dns_name_normalize();
test_dns_name_equal();
test_dns_name_endswith();
+ test_dns_name_between();
test_dns_name_root();
test_dns_name_single_label();
test_dns_name_reverse();