From 20a022b3f787a9bac097395f5db8c534491cebee Mon Sep 17 00:00:00 2001
From: Mathieu Carbou <mathieu.carbou@gmail.com>
Date: Wed, 2 Oct 2024 10:18:35 +0200
Subject: [PATCH] Added chunk example

---
 examples/SimpleServer/SimpleServer.ino | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/examples/SimpleServer/SimpleServer.ino b/examples/SimpleServer/SimpleServer.ino
index 899c77d..3edd6d5 100644
--- a/examples/SimpleServer/SimpleServer.ino
+++ b/examples/SimpleServer/SimpleServer.ino
@@ -307,6 +307,23 @@ void setup() {
     request->send(LittleFS, "/index.html");
   });
 
+  /*
+    Chunked encoding test: sends 16k of characters.
+    ❯ curl -N -v -X GET -H "origin: http://192.168.4.1" http://192.168.4.1/chunk
+  */
+  static const char characters[] = "1234567890";
+  static size_t charactersIndex = 0;
+  server.on("/chunk", HTTP_HEAD | HTTP_GET, [](AsyncWebServerRequest* request) {
+    AsyncWebServerResponse* response = request->beginChunkedResponse("text/html", [](uint8_t* buffer, size_t maxLen, size_t index) -> size_t {
+      if (index >= 16384)
+        return 0;
+      memset(buffer, characters[charactersIndex], maxLen);
+      charactersIndex = (charactersIndex + 1) % 10;
+      return maxLen;
+    });
+    request->send(response);
+  });
+
   /*
     ❯ curl -I -X HEAD http://192.168.4.1/download
     HTTP/1.1 200 OK