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-rw-r--r--gl/tests/test-base64.c238
1 files changed, 238 insertions, 0 deletions
diff --git a/gl/tests/test-base64.c b/gl/tests/test-base64.c
new file mode 100644
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+++ b/gl/tests/test-base64.c
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+/* Self tests for base64.
+ Copyright (C) 2004, 2008-2012 Free Software Foundation, Inc.
+ Written by Simon Josefsson.
+
+ This program is free software: you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#include <config.h>
+
+#include "base64.h"
+
+#include <stddef.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdint.h>
+
+#include "macros.h"
+
+int
+main (void)
+{
+ const char *in = "abcdefghijklmnop";
+ const char *b64in = "YWJjZGVmZw==";
+ char out[255];
+ size_t len;
+ bool ok;
+ char *p;
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 0, out, 0);
+ ASSERT (out[0] == '\x42');
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 1, out, 1);
+ ASSERT (memcmp (out, "YQ==", 1) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 1, out, 2);
+ ASSERT (memcmp (out, "YQ==", 2) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 1, out, 3);
+ ASSERT (memcmp (out, "YQ==", 3) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 1, out, 4);
+ ASSERT (memcmp (out, "YQ==", 4) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 1, out, 8);
+ ASSERT (memcmp (out, "YQ==", 4) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 2, out, 4);
+ ASSERT (memcmp (out, "YWI=", 4) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 3, out, 4);
+ ASSERT (memcmp (out, "YWJj", 4) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 4, out, 5);
+ ASSERT (memcmp (out, "YWJjZA==", 5) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ base64_encode (in, 4, out, 100);
+ ASSERT (memcmp (out, "YWJjZA==", 6) == 0);
+
+ /* Decode. */
+
+ memset (out, 0x42, sizeof (out));
+ len = 0;
+ ok = base64_decode (b64in, 4, out, &len);
+ ASSERT (ok);
+ ASSERT (len == 0);
+
+ memset (out, 0x42, sizeof (out));
+ len = 1;
+ ok = base64_decode (b64in, 4, out, &len);
+ ASSERT (ok);
+ ASSERT (len == 1);
+ ASSERT (memcmp (out, "abcdefg", 1) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ len = 2;
+ ok = base64_decode (b64in, 4, out, &len);
+ ASSERT (ok);
+ ASSERT (len == 2);
+ ASSERT (memcmp (out, "abcdefg", 2) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ len = 3;
+ ok = base64_decode (b64in, 4, out, &len);
+ ASSERT (ok);
+ ASSERT (len == 3);
+ ASSERT (memcmp (out, "abcdefg", 3) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ len = 4;
+ ok = base64_decode (b64in, 4, out, &len);
+ ASSERT (ok);
+ ASSERT (len == 3);
+ ASSERT (memcmp (out, "abcdefg", 3) == 0);
+
+ memset (out, 0x42, sizeof (out));
+ len = 100;
+ ok = base64_decode (b64in, strlen (b64in), out, &len);
+ ASSERT (ok);
+ ASSERT (len == 7);
+ ASSERT (memcmp (out, "abcdefg", 7) == 0);
+
+ /* Allocating encode */
+
+ len = base64_encode_alloc (in, strlen (in), &p);
+ ASSERT (len == 24);
+ ASSERT (strcmp (p, "YWJjZGVmZ2hpamtsbW5vcA==") == 0);
+ free (p);
+
+ len = base64_encode_alloc (in, SIZE_MAX - 5, &p);
+ ASSERT (len == 0);
+
+ /* Decode context function */
+ {
+ struct base64_decode_context ctx;
+
+ base64_decode_ctx_init (&ctx);
+
+ len = sizeof (out);
+ ok = base64_decode_ctx (&ctx, b64in, strlen (b64in), out, &len);
+ ASSERT (ok);
+ ASSERT (len == 7);
+ ASSERT (memcmp (out, "abcdefg", len) == 0);
+ }
+
+ /* Allocating decode context function */
+
+ ok = base64_decode_alloc_ctx (NULL, b64in, strlen (b64in), &p, &len);
+ ASSERT (ok);
+ ASSERT (len == 7);
+ ASSERT (memcmp (out, "abcdefg", len) == 0);
+ free (p);
+
+ {
+ struct base64_decode_context ctx;
+ const char *newlineb64 = "YWJjZG\nVmZ2hp\namtsbW5vcA==";
+
+ base64_decode_ctx_init (&ctx);
+
+ ok = base64_decode_alloc_ctx (&ctx, newlineb64, strlen (newlineb64), &p, &len);
+ ASSERT (ok);
+ ASSERT (len == strlen (in));
+ ASSERT (memcmp (p, in, len) == 0);
+ free (p);
+ }
+
+ {
+ struct base64_decode_context ctx;
+ base64_decode_ctx_init (&ctx);
+
+ ok = base64_decode_alloc_ctx (&ctx, "YW\nJjZGVmZ2hp", 13, &p, &len);
+ ASSERT (ok);
+ ASSERT (len == 9);
+ ASSERT (memcmp (p, "abcdefghi", len) == 0);
+ free (p);
+
+ base64_decode_ctx_init (&ctx);
+
+ ok = base64_decode_alloc_ctx (&ctx, "YW\n", 3, &p, &len);
+ ASSERT (ok);
+ ASSERT (len == 0);
+ free (p);
+
+ ok = base64_decode_alloc_ctx (&ctx, "JjZGVmZ2", 8, &p, &len);
+ ASSERT (ok);
+ ASSERT (len == 6);
+ ASSERT (memcmp (p, "abcdef", len) == 0);
+ free (p);
+
+ ok = base64_decode_alloc_ctx (&ctx, "hp", 2, &p, &len);
+ ASSERT (ok);
+ ASSERT (len == 3);
+ ASSERT (memcmp (p, "ghi", len) == 0);
+ free (p);
+
+ ok = base64_decode_alloc_ctx (&ctx, "", 0, &p, &len);
+ ASSERT (ok);
+ free (p);
+ }
+
+ {
+ struct base64_decode_context ctx;
+ const char *newlineb64 = "\n\n\n\n\n";
+
+ base64_decode_ctx_init (&ctx);
+
+ ok = base64_decode_alloc_ctx (&ctx, newlineb64, strlen (newlineb64), &p, &len);
+ ASSERT (ok);
+ ASSERT (len == 0);
+ free (p);
+ }
+
+ ok = base64_decode_alloc_ctx (NULL, " ! ", 3, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "abc\ndef", 7, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "aa", 2, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "aa=", 3, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "aax", 3, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "aa=X", 4, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "aa=X", 4, &p, &len);
+ ASSERT (!ok);
+
+ ok = base64_decode_alloc_ctx (NULL, "aax=X", 5, &p, &len);
+ ASSERT (!ok);
+
+ return 0;
+}
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