4 foob
5 fooba
6 foobar
+
+ $ test-b64-san
+ 0
+ 4 Zg==
+ 4 Zm8=
+ 4 Zm9v
+ 8 Zm9vYg==
+ 8 Zm9vYmE=
+ 8 Zm9vYmFy
+ 0
+ 1 f
+ 2 fo
+ 3 foo
+ 4 foob
+ 5 fooba
+ 6 foobar
+
+check that b64_encode and b64_decode assert invalid input
+
+ $ alias check="egrep '(dumped|Assertion)' output.log | sed 's;.*\(b64_.*code\).*\(Assertion.*$\);\1: \2;' | LC_ALL=C sort"
+
+ $ test-b64_decode 2> output.log; check
+ Aborted (core dumped)
+ b64_decode: Assertion `dest && targsize > 0' failed.
+
+ $ test-b64_encode 2> output.log; check
+ Aborted (core dumped)
+ b64_encode: Assertion `dest && targsize > 0' failed.
+
+ $ test-b64_decode-san 2> output.log; check
+ Aborted (core dumped)
+ b64_decode: Assertion `dest && targsize > 0' failed.
+
+ $ test-b64_encode-san 2> output.log; check
+ Aborted (core dumped)
+ b64_encode: Assertion `dest && targsize > 0' failed.