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more dname tests.

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git-svn-id: file:///svn/unbound/trunk@275 be551aaa-1e26-0410-a405-d3ace91eadb9
This commit is contained in:
Wouter Wijngaards 2007-05-02 12:13:56 +00:00
parent 18c827fbe6
commit 9d3e09b838
1 changed files with 109 additions and 4 deletions
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113
testcode/unitdname.c
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@ -156,10 +156,109 @@ dname_test_count_size_labels()
/** test pkt_dname_len */
/** test dname_pkt_compare */
/** test dname_query_hash and dname_pkt_hash */
/** test dname_pkt_copy */
/** test dname_buffer_write */
static void
dname_test_pkt_dname_len(ldns_buffer* buff)
{
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\000", 1);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 1 );
unit_assert( ldns_buffer_position(buff) == 1);
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\003org\000", 5);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 5 );
unit_assert( ldns_buffer_position(buff) == 5);
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\002os\007example\003org\000", 16);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 16 );
unit_assert( ldns_buffer_position(buff) == 16);
/* invalid compression pointer: to self */
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\300\000os\007example\003org\000", 17);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 0 );
/* valid compression pointer */
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\003com\000\040\300\000", 8);
ldns_buffer_flip(buff);
ldns_buffer_set_position(buff, 6);
unit_assert( pkt_dname_len(buff) == 5 );
unit_assert( ldns_buffer_position(buff) == 8);
/* unknown label type */
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\002os\107example\003org\000", 16);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 0 );
/* label too long */
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\002os\047example\003org\000", 16);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 0 );
/* label exceeds packet */
ldns_buffer_clear(buff);
ldns_buffer_write(buff, "\002os\007example\007org\004", 16);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 0 );
/* name very long */
ldns_buffer_clear(buff);
ldns_buffer_write(buff,
"\020a1cdef5555544444"
"\020a2cdef5555544444"
"\020a3cdef5555544444"
"\020a4cdef5555544444"
"\020a5cdef5555544444"
"\020a6cdef5555544444"
"\020a7cdef5555544444"
"\020a8cdef5555544444"
"\020a9cdef5555544444"
"\020aAcdef5555544444"
"\020aBcdef5555544444"
"\020aCcdef5555544444"
"\020aDcdef5555544444"
"\020aEcdef5555544444" /* 238 up to here */
"\007aabbccd" /* 246 up to here */
"\007example\000" /* 255 to here */
, 255);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 255 );
unit_assert( ldns_buffer_position(buff) == 255);
/* name too long */
ldns_buffer_clear(buff);
ldns_buffer_write(buff,
"\020a1cdef5555544444"
"\020a2cdef5555544444"
"\020a3cdef5555544444"
"\020a4cdef5555544444"
"\020a5cdef5555544444"
"\020a6cdef5555544444"
"\020a7cdef5555544444"
"\020a8cdef5555544444"
"\020a9cdef5555544444"
"\020aAcdef5555544444"
"\020aBcdef5555544444"
"\020aCcdef5555544444"
"\020aXcdef5555544444"
"\020aXcdef5555544444"
"\020aXcdef5555544444"
"\020aDcdef5555544444"
"\020aEcdef5555544444" /* 238 up to here */
"\007aabbccd" /* 246 up to here */
"\007example\000" /* 255 to here */
, 255);
ldns_buffer_flip(buff);
unit_assert( pkt_dname_len(buff) == 0 );
}
/** test dname_lab_cmp */
static void
@ -248,6 +347,11 @@ dname_test_dname_lab_cmp()
(uint8_t*)"\003aag\003bla\007example\003net", 5,
&ml) == -1);
unit_assert(ml == 3);
unit_assert(dname_lab_cmp(
(uint8_t*)"\02sn\003opt\003aag\007example\003net", 6,
(uint8_t*)"\02sn\003opt\003bla\007example\003net", 6,
&ml) == -1);
unit_assert(ml == 3);
/* but lowercase/uppercase does not make a difference. */
unit_assert(dname_lab_cmp(
@ -267,5 +371,6 @@ void dname_test()
dname_test_count_labels();
dname_test_count_size_labels();
dname_test_dname_lab_cmp();
dname_test_pkt_dname_len(buff);
ldns_buffer_free(buff);
}