1 files changed, 57 insertions, 0 deletions
diff --git a/tests/lib/test_stream.c b/tests/lib/test_stream.c
new file mode 100644
index 0000000..d38dfe0
--- /dev/null
+++ b/tests/lib/test_stream.c
@@ -0,0 +1,57 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/* Simple stream test.
+ *
+ * Copyright (C) 2006 Sun Microsystems, Inc.
+ */
+
+#include <zebra.h>
+#include <stream.h>
+#include "frrevent.h"
+
+#include "printfrr.h"
+
+static unsigned long long ham = 0xdeadbeefdeadbeef;
+struct event_loop *master;
+
+static void print_stream(struct stream *s)
+{
+	size_t getp = stream_get_getp(s);
+
+	printfrr("endp: %zu, readable: %zu, writeable: %zu\n",
+		 stream_get_endp(s), STREAM_READABLE(s), STREAM_WRITEABLE(s));
+
+	while (STREAM_READABLE(s)) {
+		printfrr("0x%x ", *stream_pnt(s));
+		stream_forward_getp(s, 1);
+	}
+
+	printfrr("\n");
+
+	/* put getp back to where it was */
+	stream_set_getp(s, getp);
+}
+
+int main(void)
+{
+	struct stream *s;
+
+	s = stream_new(1024);
+
+	stream_putc(s, ham);
+	stream_putw(s, ham);
+	stream_putl(s, ham);
+	stream_putq(s, ham);
+
+	print_stream(s);
+
+	stream_resize_inplace(&s, stream_get_endp(s));
+
+	print_stream(s);
+
+	printfrr("c: 0x%hhx\n", stream_getc(s));
+	printfrr("w: 0x%hx\n", stream_getw(s));
+	printfrr("l: 0x%x\n", stream_getl(s));
+	printfrr("q: 0x%" PRIx64 "\n", stream_getq(s));
+
+	return 0;
+}