1 files changed, 42 insertions, 0 deletions
diff --git a/tests/regression/issue_363/test_oneofmsg.c b/tests/regression/issue_363/test_oneofmsg.c
new file mode 100644
index 0000000..c218192
--- /dev/null
+++ b/tests/regression/issue_363/test_oneofmsg.c
@@ -0,0 +1,42 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <pb_encode.h>
+#include <pb_decode.h>
+#include "oneofmsg.pb.h"
+#include "unittests.h"
+
+int main(int argc, char **argv)
+{
+    int status = 0;
+    uint8_t buffer[512];
+    pb_size_t msglen = 0;
+    
+    {
+        pb_ostream_t stream = pb_ostream_from_buffer(buffer, sizeof(buffer));
+        BodyMessage msg = BodyMessage_init_zero;
+        
+        msg.which_body_type = BodyMessage_device_data_crypted_tag;
+        msg.body_type.device_data_crypted.size = 252;
+        memset(msg.body_type.device_data_crypted.bytes, 0xAA, 252);
+        
+        TEST(pb_encode(&stream, BodyMessage_fields, &msg));
+
+        msglen = stream.bytes_written;
+        TEST(msglen > 252);
+    }
+    
+    {
+        pb_istream_t stream = pb_istream_from_buffer(buffer, msglen);
+        BodyMessage msg = BodyMessage_init_zero;
+        
+        TEST(pb_decode(&stream, BodyMessage_fields, &msg));
+        
+        TEST(msg.which_body_type == BodyMessage_device_data_crypted_tag);
+        TEST(msg.body_type.device_data_crypted.size == 252);
+        TEST(msg.body_type.device_data_crypted.bytes[251] == 0xAA);
+    }
+    
+    return status;
+}
+