Update

Author: yhirose

httplib.h

@@ -7287,7 +7287,7 @@ Server::write_content_with_provider(Stream &strm, const Request &req,
 inline bool Server::read_content(Stream &strm, Request &req, Response &res) {
   FormFileMap::iterator cur;
   Params::iterator text_cur;
-  bool is_text_field = false;
+  auto is_text_field = false;
   auto file_count = 0;
   if (read_content_core(
           strm, req, res,

test/test.cc

@@ -3232,6 +3232,13 @@ class ServerTest : public ::testing::Test {
                     EXPECT_EQ("h\ne\n\nl\nl\no\n", file.content);
                   }
 
+                  {
+                    const auto &file = get_file_value(files, "file2");
+                    EXPECT_EQ("world.json", file.filename);
+                    EXPECT_EQ("application/json", file.content_type);
+                    EXPECT_EQ(R"({\n  "world": true\n}\n)", file.content);
+                  }
+
                   {
                     const auto &file = get_file_value(files, "file3");
                     EXPECT_TRUE(file.filename.empty());
@@ -5239,7 +5246,7 @@ TEST_F(ServerTest, PostMultipartFileContentReceiver) {
       {"text1", "text default", "", ""},
       {"text2", "aωb", "", ""},
       {"file1", "h\ne\n\nl\nl\no\n", "hello.txt", "text/plain"},
-      {"file2", "{\n  \"world\", true\n}\n", "world.json", "application/json"},
+      {"file2", R"({\n  "world": true\n}\n)", "world.json", "application/json"},
       {"file3", "", "", "application/octet-stream"},
   };
 
@@ -5254,7 +5261,7 @@ TEST_F(ServerTest, PostMultipartPlusBoundary) {
       {"text1", "text default", "", ""},
       {"text2", "aωb", "", ""},
       {"file1", "h\ne\n\nl\nl\no\n", "hello.txt", "text/plain"},
-      {"file2", "{\n  \"world\", true\n}\n", "world.json", "application/json"},
+      {"file2", R"({\n  "world": true\n}\n)", "world.json", "application/json"},
       {"file3", "", "", "application/octet-stream"},
   };