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Merge branch '3998-check-countlabels' into 'main'

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Check dns_name_countlabels() wrt DNS_NAME_MAXLABELS

Closes #3998

See merge request isc-projects/bind9!7822
This commit is contained in:
Tony Finch
2023-04-18 12:58:09 +00:00
parent 89eeca7981 3dcfad81d8
commit 6892e463bf
1 changed files with 14 additions and 2 deletions
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16
tests/dns/name_test.c
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@@ -705,8 +705,19 @@ ISC_RUN_TEST_IMPL(countlabels) {
const char *namestr; const char *namestr;
unsigned int expect; unsigned int expect;
} testcases[] = { } testcases[] = {
{ "c.d", 2 }, { "c.d.", 3 }, { "a.b.c.d.", 5 }, { "c.d", 2 },
{ "a.b.c.d", 4 }, { "a.b.c", 3 }, { ".", 1 }, { "c.d.", 3 },
{ "a.b.c.d.", 5 },
{ "a.b.c.d", 4 },
{ "a.b.c", 3 },
{ ".", 1 },
{ "a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y."
"a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y."
"a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y."
"a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y."
"a.b.c.d.e.f.g.h.i.j.k.l.m.n.o.p.q.r.s.t.u.v.w.x.y."
"a.b.",
128 },
}; };
unsigned int i; unsigned int i;
@@ -845,6 +856,7 @@ ISC_RUN_TEST_IMPL(maxlabels) {
result = dns_name_fromstring(name, one_too_many + 2, 0, NULL); result = dns_name_fromstring(name, one_too_many + 2, 0, NULL);
assert_int_equal(result, ISC_R_SUCCESS); assert_int_equal(result, ISC_R_SUCCESS);
assert_true(dns_name_isvalid(name)); assert_true(dns_name_isvalid(name));
assert_int_equal(dns_name_countlabels(name), DNS_NAME_MAXLABELS);
} }
#ifdef DNS_BENCHMARK_TESTS #ifdef DNS_BENCHMARK_TESTS