unit-tests: added some more ASN.1 length tests

diff --git a/src/libstrongswan/tests/suites/test_asn1.c b/src/libstrongswan/tests/suites/test_asn1.c
index cea2bdc37501de9fbef620bd004daa8c4011aece..65ae3b5646aba670fdffc7c43a378d0872df229a 100644 (file)
--- a/src/libstrongswan/tests/suites/test_asn1.c
+++ b/src/libstrongswan/tests/suites/test_asn1.c
@@ -311,6 +311,9 @@ START_TEST(test_asn1_length)
        a = chunk_from_chars(0x04, 0x81);
        ck_assert(asn1_length(&a) == ASN1_INVALID_LENGTH);
 
+       a = chunk_from_chars(0x04, 0x81, 0x00);
+       ck_assert(asn1_length(&a) == 0);
+
        a = chunk_from_chars(0x04, 0x81, 0x80, 0xaa);
        ck_assert(asn1_length(&a) == ASN1_INVALID_LENGTH);
 
@@ -325,6 +328,16 @@ START_TEST(test_asn1_length)
        a = chunk_from_chars(0x04, 0x83, 0x01, 0x02, 0x03, 0xaa);
        a.len = 5 + 66051;
        ck_assert(asn1_length(&a) == 66051);
+
+       a = chunk_from_chars(0x04, 0x84, 0x01, 0x02, 0x03, 0x04, 0xaa);
+       a.len = 6 + 16909060;
+       ck_assert(asn1_length(&a) == 16909060);
+
+       /* largest chunk on 32 bit system */
+       a = chunk_from_chars(0x04, 0x84, 0xff, 0xff, 0xff, 0xf9, 0xaa);
+       a.len = 4294967295;
+       ck_assert(asn1_length(&a) == 4294967289);
+
 }
 END_TEST