Import of the watch repository from Pebble

third_party/nanopb/tests/extensions/decode_extensions.c

@@ -0,0 +1,57 @@
+/* Test decoding of extension fields. */
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <pb_decode.h>
+#include "alltypes.pb.h"
+#include "extensions.pb.h"
+#include "test_helpers.h"
+#include "unittests.h"
+
+int main(int argc, char **argv)
+{
+    uint8_t buffer[1024];
+    size_t count;
+    pb_istream_t stream;
+    int status = 0;
+    
+    AllTypes alltypes = AllTypes_init_zero;
+    int32_t extensionfield1;
+    pb_extension_t ext1 = pb_extension_init_zero;
+    ExtensionMessage extensionfield2 = ExtensionMessage_init_zero;
+    pb_extension_t ext2 = pb_extension_init_zero;
+    
+    /* Read the message data */
+    SET_BINARY_MODE(stdin);
+    count = fread(buffer, 1, sizeof(buffer), stdin);
+    stream = pb_istream_from_buffer(buffer, count);
+    
+    /* Add the extensions */
+    alltypes.extensions = &ext1;        
+
+    ext1.type = &AllTypes_extensionfield1;
+    ext1.dest = &extensionfield1;
+    ext1.next = &ext2;
+    
+    ext2.type = &ExtensionMessage_AllTypes_extensionfield2;
+    ext2.dest = &extensionfield2;
+    ext2.next = NULL;
+    
+    /* Decode the message */
+    if (!pb_decode(&stream, AllTypes_fields, &alltypes))
+    {
+        printf("Parsing failed: %s\n", PB_GET_ERROR(&stream));
+        return 1;
+    }
+
+    /* Check that the extensions decoded properly */
+    TEST(ext1.found)
+    TEST(extensionfield1 == 12345)
+    TEST(ext2.found)
+    TEST(strcmp(extensionfield2.test1, "test") == 0)
+    TEST(extensionfield2.test2 == 54321)
+    
+    return status;
+}
+