From b431206ede186d0686ff71054e4f63f3edfa98df Mon Sep 17 00:00:00 2001
From: link2xt <link2xt@testrun.org>
Date: Wed, 6 Aug 2025 13:02:21 +0000
Subject: [PATCH] fix: allow receiving empty files

---
 src/message/message_tests.rs | 19 +++++++++++++++++++
 src/mimeparser.rs            |  4 ----
 2 files changed, 19 insertions(+), 4 deletions(-)

diff --git a/src/message/message_tests.rs b/src/message/message_tests.rs
index 08b312aa5..af3e74b98 100644
--- a/src/message/message_tests.rs
+++ b/src/message/message_tests.rs
@@ -808,3 +808,22 @@ async fn test_sanitize_filename_message() -> Result<()> {
 
     Ok(())
 }
+
+/// Tests that empty file can be sent and received.
+#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+async fn test_send_empty_file() -> Result<()> {
+    let mut tcm = TestContextManager::new();
+    let alice = &tcm.alice().await;
+    let bob = &tcm.bob().await;
+
+    let alice_chat = alice.create_chat(bob).await;
+    let mut msg = Message::new(Viewtype::File);
+    msg.set_file_from_bytes(alice, "myfile", b"", None)?;
+    chat::send_msg(alice, alice_chat.id, &mut msg).await?;
+    let sent = alice.pop_sent_msg().await;
+
+    let bob_received_msg = bob.recv_msg(&sent).await;
+    assert_eq!(bob_received_msg.get_filename().unwrap(), "myfile");
+    assert_eq!(bob_received_msg.get_viewtype(), Viewtype::File);
+    Ok(())
+}
diff --git a/src/mimeparser.rs b/src/mimeparser.rs
index 5623abcc5..1036cbb06 100644
--- a/src/mimeparser.rs
+++ b/src/mimeparser.rs
@@ -1322,10 +1322,6 @@ impl MimeMessage {
         filename: &str,
         is_related: bool,
     ) -> Result<()> {
-        if decoded_data.is_empty() {
-            return Ok(());
-        }
-
         // Process attached PGP keys.
         if mime_type.type_() == mime::APPLICATION
             && mime_type.subtype().as_str() == "pgp-keys"