diff options
Diffstat (limited to 'src/test/test-dns-domain.c')
| -rw-r--r-- | src/test/test-dns-domain.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/src/test/test-dns-domain.c b/src/test/test-dns-domain.c index 527cdd3b54..2193eb6f7d 100644 --- a/src/test/test-dns-domain.c +++ b/src/test/test-dns-domain.c @@ -50,6 +50,46 @@ static void test_dns_label_unescape(void) { test_dns_label_unescape_one("foobar.", "foobar", 20, 6); } +static void test_dns_label_unescape_suffix_one(const char *what, const char *expect1, const char *expect2, size_t buffer_sz, int ret1, int ret2) { + char buffer[buffer_sz]; + const char *label; + int r; + + label = what + strlen(what); + + r = dns_label_unescape_suffix(what, &label, buffer, buffer_sz); + assert_se(r == ret1); + if (r >= 0) + assert_se(streq(buffer, expect1)); + + r = dns_label_unescape_suffix(what, &label, buffer, buffer_sz); + assert_se(r == ret2); + if (r >= 0) + assert_se(streq(buffer, expect2)); +} + +static void test_dns_label_unescape_suffix(void) { + test_dns_label_unescape_suffix_one("hallo", "hallo", "", 6, 5, 0); + test_dns_label_unescape_suffix_one("hallo", "hallo", "", 4, -ENOSPC, -ENOSPC); + test_dns_label_unescape_suffix_one("", "", "", 10, 0, 0); + test_dns_label_unescape_suffix_one("hallo\\.foobar", "hallo.foobar", "", 20, 12, 0); + test_dns_label_unescape_suffix_one("hallo.foobar", "foobar", "hallo", 10, 6, 5); + test_dns_label_unescape_suffix_one("hallo.foobar\n", "foobar", "foobar", 20, -EINVAL, -EINVAL); + test_dns_label_unescape_suffix_one("hallo\\", "hallo", "hallo", 20, -EINVAL, -EINVAL); + test_dns_label_unescape_suffix_one("hallo\\032 ", "hallo ", "", 20, 7, 0); + test_dns_label_unescape_suffix_one(".", "", "", 20, 0, 0); + test_dns_label_unescape_suffix_one("..", "", "", 20, 0, 0); + test_dns_label_unescape_suffix_one(".foobar", "foobar", "", 20, 6, -EINVAL); + test_dns_label_unescape_suffix_one("foobar.", "", "foobar", 20, 0, 6); + test_dns_label_unescape_suffix_one("foo\\\\bar", "foo\\bar", "", 20, 7, 0); + test_dns_label_unescape_suffix_one("foo.bar", "bar", "foo", 20, 3, 3); + test_dns_label_unescape_suffix_one("foo..bar", "bar", "", 20, 3, -EINVAL); + test_dns_label_unescape_suffix_one("foo...bar", "bar", "", 20, 3, -EINVAL); + test_dns_label_unescape_suffix_one("foo\\.bar", "foo.bar", "", 20, 7, 0); + test_dns_label_unescape_suffix_one("foo\\\\.bar", "bar", "foo\\", 20, 3, 4); + test_dns_label_unescape_suffix_one("foo\\\\\\.bar", "foo\\.bar", "", 20, 8, 0); +} + static void test_dns_label_escape_one(const char *what, size_t l, const char *expect, int ret) { _cleanup_free_ char *t = NULL; int r; @@ -120,6 +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); } @@ -175,18 +247,57 @@ static void test_dns_name_reverse_one(const char *address, const char *name) { static void test_dns_name_reverse(void) { test_dns_name_reverse_one("47.11.8.15", "15.8.11.47.in-addr.arpa"); test_dns_name_reverse_one("fe80::47", "7.4.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.8.e.f.ip6.arpa"); + test_dns_name_reverse_one("127.0.0.1", "1.0.0.127.in-addr.arpa"); + test_dns_name_reverse_one("::1", "1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.0.ip6.arpa"); +} + +static void test_dns_name_concat_one(const char *a, const char *b, int r, const char *result) { + _cleanup_free_ char *p = NULL; + + assert_se(dns_name_concat(a, b, &p) == r); + assert_se(streq_ptr(p, result)); +} + +static void test_dns_name_concat(void) { + test_dns_name_concat_one("foo", "bar", 0, "foo.bar"); + test_dns_name_concat_one("foo.foo", "bar.bar", 0, "foo.foo.bar.bar"); + test_dns_name_concat_one("foo", NULL, 0, "foo"); + test_dns_name_concat_one("foo.", "bar.", 0, "foo.bar"); +} + +static void test_dns_name_is_valid_one(const char *s, int ret) { + assert_se(dns_name_is_valid(s) == ret); +} + +static void test_dns_name_is_valid(void) { + test_dns_name_is_valid_one("foo", 1); + test_dns_name_is_valid_one("foo.", 1); + test_dns_name_is_valid_one("Foo", 1); + test_dns_name_is_valid_one("foo.bar", 1); + test_dns_name_is_valid_one("foo.bar.baz", 1); + test_dns_name_is_valid_one("", 1); + test_dns_name_is_valid_one("foo..bar", 0); + test_dns_name_is_valid_one(".foo.bar", 0); + test_dns_name_is_valid_one("foo.bar.", 1); + test_dns_name_is_valid_one("\\zbar", 0); + test_dns_name_is_valid_one("รค", 1); + test_dns_name_is_valid_one("\n", 0); } int main(int argc, char *argv[]) { test_dns_label_unescape(); + test_dns_label_unescape_suffix(); test_dns_label_escape(); 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(); + test_dns_name_concat(); + test_dns_name_is_valid(); return 0; } |