1 files changed, 40 insertions, 0 deletions
diff --git a/third_party/nanopb/tests/basic_stream/encode_stream.c b/third_party/nanopb/tests/basic_stream/encode_stream.c
new file mode 100644
index 0000000000..7f571c4127
--- /dev/null
+++ b/third_party/nanopb/tests/basic_stream/encode_stream.c
@@ -0,0 +1,40 @@
+/* Same as test_encode1.c, except writes directly to stdout.
+ */
+
+#include <stdio.h>
+#include <pb_encode.h>
+#include "person.pb.h"
+#include "test_helpers.h"
+
+/* This binds the pb_ostream_t into the stdout stream */
+bool streamcallback(pb_ostream_t *stream, const uint8_t *buf, size_t count)
+{
+    FILE *file = (FILE*) stream->state;
+    return fwrite(buf, 1, count, file) == count;
+}
+
+int main()
+{
+    /* Initialize the structure with constants */
+    Person person = {"Test Person 99", 99, true, "test@person.com",
+        3, {{"555-12345678", true, Person_PhoneType_MOBILE},
+            {"99-2342", false, 0},
+            {"1234-5678", true, Person_PhoneType_WORK},
+        }};
+    
+    /* Prepare the stream, output goes directly to stdout */
+    pb_ostream_t stream = {&streamcallback, NULL, SIZE_MAX, 0};
+    stream.state = stdout;
+    SET_BINARY_MODE(stdout);
+    
+    /* Now encode it and check if we succeeded. */
+    if (pb_encode(&stream, Person_fields, &person))
+    {
+        return 0; /* Success */
+    }
+    else
+    {
+        fprintf(stderr, "Encoding failed: %s\n", PB_GET_ERROR(&stream));
+        return 1; /* Failure */
+    }
+}