Added base64 implementation, needed by websocket.

1 files changed, 88 insertions, 0 deletions

diff --git a/tests/base64.c b/tests/base64.c
new file mode 100644
index 00000000..9682475c
--- /dev/null
+++ b/tests/base64.c
@@ -0,0 +1,88 @@
+//
+// Copyright 2017 Staysail Systems, Inc. <info@staysail.tech>
+// Copyright 2017 Capitar IT Group BV <info@capitar.com>
+//
+// This software is supplied under the terms of the MIT License, a
+// copy of which should be located in the distribution where this
+// file was obtained (LICENSE.txt).  A copy of the license may also be
+// found online at https://opensource.org/licenses/MIT.
+//
+
+#include <strings.h>
+
+#include "convey.h"
+
+#include "nng.h"
+
+#include "supplemental/base64/base64.h"
+
+typedef struct testcase {
+	char *decoded;
+	char *encoded;
+} testcase;
+
+static struct testcase cases[] = {
+	// clang-format off
+	{ "", "" },
+	{ "f", "Zg==" },
+	{ "fo", "Zm8=" },
+	{ "foo", "Zm9v" },
+	{ "foob", "Zm9vYg==" },
+	{ "fooba", "Zm9vYmE=" },
+	{ "foobar", "Zm9vYmFy" },
+	{ NULL, NULL }
+	// clang-format on
+};
+
+TestMain("Base64 Verification", {
+
+	Convey("Encode Works", {
+		int   rv;
+		char  buf[1024];
+		int   i;
+		void *dec;
+
+		for (i = 0; (dec = cases[i].decoded) != NULL; i++) {
+			rv = nni_base64_encode(dec, strlen(dec), buf, 1024);
+			So(rv >= 0);
+			So(rv == strlen(cases[i].encoded));
+			buf[rv] = 0;
+			So(strcmp(buf, cases[i].encoded) == 0);
+		}
+	});
+
+	Convey("Decode Works", {
+		int   rv;
+		char  buf[1024];
+		int   i;
+		void *enc;
+
+		for (i = 0; (enc = cases[i].encoded) != NULL; i++) {
+			rv = nni_base64_decode(
+			    enc, strlen(enc), (void *) buf, 1024);
+			So(rv >= 0);
+			So(rv == strlen(cases[i].decoded));
+			buf[rv] = 0;
+			So(strcmp(buf, cases[i].decoded) == 0);
+		}
+	});
+
+	Convey("Overflow Works", {
+		char tmp[1024];
+		for (int i = 1; cases[i].decoded != NULL; i++) {
+			void *enc = cases[i].encoded;
+			void *dec = cases[i].decoded;
+			void *buf = tmp;
+
+			So(nni_base64_encode(
+			       dec, strlen(dec), buf, strlen(enc) - 1) == -1);
+			So(nni_base64_encode(dec, strlen(dec), buf, 0) == -1);
+
+			So(nni_base64_decode(
+			       enc, strlen(enc), buf, strlen(dec) - 1) == -1);
+			So(nni_base64_encode(enc, strlen(enc), buf, 0) == -1);
+		}
+
+	})
+
+});