added content type header in formdata

Author: apoorvdwi

lib/codegen/rust/curl_rust.dart

@@ -124,7 +124,7 @@ fn main() {
         var headersList = requestModel.enabledRequestHeaders;
         if (headersList != null || requestModel.hasBody) {
           var headers = requestModel.enabledHeadersMap;
-          if (requestModel.hasJsonData || requestModel.hasTextData) {
+          if (requestModel.hasJsonData || requestModel.hasTextData || requestModel.hasFormData) {
             headers.putIfAbsent(kHeaderContentType,
                 () => requestModel.requestBodyContentType.header);
           }

test/codegen/curl_rust_codegen_test.dart renamed to test/codegen/rust_curl_codegen_test.dart

@@ -592,7 +592,11 @@ fn main() {
     .add().unwrap();
   
   easy.httppost(form).unwrap();
-    {
+    let mut list = List::new();
+  list.append("Content-Type: multipart/form-data").unwrap();
+  easy.http_headers(list).unwrap();
+  
+  {
     let mut transfer = easy.transfer();
     transfer.write_function(|new_data| {
         data.extend_from_slice(new_data);
@@ -639,6 +643,7 @@ fn main() {
   easy.httppost(form).unwrap();
     let mut list = List::new();
   list.append("User-Agent: Test Agent").unwrap();
+  list.append("Content-Type: multipart/form-data").unwrap();
   easy.http_headers(list).unwrap();
   
   {
@@ -682,7 +687,11 @@ fn main() {
     .add().unwrap();
   
   easy.httppost(form).unwrap();
-    {
+    let mut list = List::new();
+  list.append("Content-Type: multipart/form-data").unwrap();
+  easy.http_headers(list).unwrap();
+  
+  {
     let mut transfer = easy.transfer();
     transfer.write_function(|new_data| {
         data.extend_from_slice(new_data);
@@ -723,7 +732,11 @@ fn main() {
     .add().unwrap();
   
   easy.httppost(form).unwrap();
-    {
+    let mut list = List::new();
+  list.append("Content-Type: multipart/form-data").unwrap();
+  easy.http_headers(list).unwrap();
+  
+  {
     let mut transfer = easy.transfer();
     transfer.write_function(|new_data| {
         data.extend_from_slice(new_data);
@@ -768,7 +781,11 @@ fn main() {
     .add().unwrap();
   
   easy.httppost(form).unwrap();
-    {
+    let mut list = List::new();
+  list.append("Content-Type: multipart/form-data").unwrap();
+  easy.http_headers(list).unwrap();
+  
+  {
     let mut transfer = easy.transfer();
     transfer.write_function(|new_data| {
         data.extend_from_slice(new_data);
@@ -812,6 +829,7 @@ fn main() {
     let mut list = List::new();
   list.append("User-Agent: Test Agent").unwrap();
   list.append("Keep-Alive: true").unwrap();
+  list.append("Content-Type: multipart/form-data").unwrap();
   easy.http_headers(list).unwrap();
   
   {