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-rw-r--r--tests/unit/unit1302.c20
1 files changed, 18 insertions, 2 deletions
diff --git a/tests/unit/unit1302.c b/tests/unit/unit1302.c
index fc50c8865..b5688f047 100644
--- a/tests/unit/unit1302.c
+++ b/tests/unit/unit1302.c
@@ -104,11 +104,27 @@ fail_unless(size == 1, "size should be 1");
verify_memory(decoded, "i", 2);
Curl_safefree(decoded);
-/* this is an illegal input */
+/* This is illegal input as the data is too short */
size = 1; /* not zero */
decoded = &anychar; /* not NULL */
rc = Curl_base64_decode("aQ", &decoded, &size);
-/* return code indiferent, but output shall be as follows */
+fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
+fail_unless(size == 0, "size should be 0");
+fail_if(decoded, "returned pointer should be NULL");
+
+/* This is illegal input as it contains three padding characters */
+size = 1; /* not zero */
+decoded = &anychar; /* not NULL */
+rc = Curl_base64_decode("a===", &decoded, &size);
+fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
+fail_unless(size == 0, "size should be 0");
+fail_if(decoded, "returned pointer should be NULL");
+
+/* This is illegal input as it contains a padding character mid input */
+size = 1; /* not zero */
+decoded = &anychar; /* not NULL */
+rc = Curl_base64_decode("a=Q=", &decoded, &size);
+fail_unless(rc == CURLE_BAD_CONTENT_ENCODING, "return code should be CURLE_BAD_CONTENT_ENCODING");
fail_unless(size == 0, "size should be 0");
fail_if(decoded, "returned pointer should be NULL");