test: do not remove all images sent by Apple Mail

Images are not properly referenced in HTML,
so they cannot be viewed in HTML view.

src/mimeparser/mimeparser_tests.rs

@@ -2181,3 +2181,26 @@ async fn test_load_shared_secrets_with_legacy_state() -> Result<()> {
 
     Ok(())
 }
+
+/// Tests reception of a message from Apple Mail.
+///
+/// The message is a multiplart/mixed message
+/// with a text part and multipart/related part.
+///
+/// multipart/related part has an HTML and images,
+/// but images are not referenced with blob:applewebdata://
+/// instead of cid: URLs.
+///
+/// See also related test_many_images and test-data/message/many_images_amazon_via_apple_mail.eml
+/// for a similar message, but images properly referenced in HTML.
+#[tokio::test(flavor = "multi_thread", worker_threads = 2)]
+async fn test_apple_blob() {
+    let mut tcm = TestContextManager::new();
+    let context = &tcm.alice().await;
+    let raw = include_bytes!("../../test-data/message/apple-blob.eml");
+    let mimeparser = MimeMessage::from_bytes(context, &raw[..])
+        .await
+        .unwrap();
+
+    assert_eq!(mimeparser.parts.len(), 4);
+}

test-data/message/apple-blob.eml

@@ -0,0 +1,112 @@
+Return-Path: <bob@example.net>
+Content-Type: multipart/alternative; boundary=Apple-Mail-23186EA7-751B-466A-B348-44BA06879E29
+Content-Transfer-Encoding: 7bit
+From: Bob <bob@example.net>
+Mime-Version: 1.0 (1.0)
+Subject: Glitchy app on ipad after recent update
+Message-Id: <CC7CF9B0-AD8F-4468-9E2E-437D53C1DB12@example.org>
+Date: Sat, 15 Aug 2026 21:02:24 +0100
+To: alice@example.org
+
+
+--Apple-Mail-23186EA7-751B-466A-B348-44BA06879E29
+Content-Type: text/plain;
+	charset=us-ascii
+Content-Transfer-Encoding: quoted-printable
+
+Hello. See first attached image.=20
+
+Foo bar. See images 2,3.=20
+
+
+
+--Apple-Mail-23186EA7-751B-466A-B348-44BA06879E29
+Content-Type: multipart/related;
+	type="text/html";
+	boundary=Apple-Mail-E9473C4A-5698-46EE-ABDF-6F38D4C3ACC3
+Content-Transfer-Encoding: 7bit
+
+
+--Apple-Mail-E9473C4A-5698-46EE-ABDF-6F38D4C3ACC3
+Content-Type: text/html;
+	charset=utf-8
+Content-Transfer-Encoding: quoted-printable
+
+<html class=3D"apple-mail-supports-explicit-dark-mode"><head><meta http-equi=
+v=3D"content-type" content=3D"text/html; charset=3Dutf-8"></head><body dir=3D=
+"auto"><div dir=3D"ltr"><meta http-equiv=3D"content-type" content=3D"text/ht=
+ml; charset=3Dutf-8">Hello.&nbsp;</div><div=
+ dir=3D"ltr"><br></div><div dir=3D"ltr">See first attached image.&nbsp;</div><div dir=3D"ltr"><br></div><div dir=3D=
+"ltr">See images 2,3.&nbsp;</div><div dir=3D"ltr"><div dir=3D"ltr=
+"><br><div>--&nbsp;</div><div><br></div><div><img=
+ alt=3D"image0.jpeg" src=3D"blob:applewebdata://245de37b-ccc3-4dd2-b75b-ed66=
+efe8c6a7/243a0795-5043-4b6f-b332-551f5a30ff38" data-unique-identifier=3D""><=
+img alt=3D"image1.jpeg" src=3D"blob:applewebdata://245de37b-ccc3-4dd2-b75b-e=
+d66efe8c6a7/678adee9-cd13-4967-aecf-1a1096a3e7ab" data-unique-identifier=3D"=
+"><img alt=3D"image2.jpeg" src=3D"blob:applewebdata://245de37b-ccc3-4dd2-b75=
+b-ed66efe8c6a7/f9b066ca-8f0d-431d-9686-362ccdf9d32d" data-unique-identifier=3D=
+""><br></div></div></div></body></html>=
+
+--Apple-Mail-E9473C4A-5698-46EE-ABDF-6F38D4C3ACC3
+Content-Type: image/jpeg;
+	name=image0.jpeg;
+	x-apple-part-url="mf_2AD17D5E-F4E6-4B11-A716-8B20BB3543B4/L0/001"
+Content-Disposition: inline;
+	filename=image0.jpeg
+Content-Transfer-Encoding: base64
+Content-Id: <mf_2AD17D5E-F4E6-4B11-A716-8B20BB3543B4/L0/001>
+
+/9j/4AAQSkZJRgABAQEBLAEsAAD/2wBDAAMCAgMCAgMDAwMEAwMEBQgFBQQEBQoHBwYIDAoMDAsK
+CwsNDhIQDQ4RDgsLEBYQERMUFRUVDA8XGBYUGBIUFRT/2wBDAQMEBAUEBQkFBQkUDQsNFBQUFBQU
+FBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBT/wgARCAAeAB4DAREA
+AhEBAxEB/8QAFQABAQAAAAAAAAAAAAAAAAAAAAj/xAAUAQEAAAAAAAAAAAAAAAAAAAAA/9oADAMB
+AAIQAxAAAAGqQAAAAAAAf//EABQQAQAAAAAAAAAAAAAAAAAAAED/2gAIAQEAAQUCB//EABQRAQAA
+AAAAAAAAAAAAAAAAAED/2gAIAQMBAT8BB//EABQRAQAAAAAAAAAAAAAAAAAAAED/2gAIAQIBAT8B
+B//EABQQAQAAAAAAAAAAAAAAAAAAAED/2gAIAQEABj8CB//EABQQAQAAAAAAAAAAAAAAAAAAAED/
+2gAIAQEAAT8hB//aAAwDAQACAAMAAAAQkkkkkkkk/8QAFBEBAAAAAAAAAAAAAAAAAAAAQP/aAAgB
+AwEBPxAH/8QAFBEBAAAAAAAAAAAAAAAAAAAAQP/aAAgBAgEBPxAH/8QAFBABAAAAAAAAAAAAAAAA
+AAAAQP/aAAgBAQABPxAH/9k=
+--Apple-Mail-E9473C4A-5698-46EE-ABDF-6F38D4C3ACC3
+Content-Type: image/jpeg;
+	name=image1.jpeg;
+	x-apple-part-url="mf_314093B0-563C-414A-BE40-A83A2FFCDAB9/L0/001"
+Content-Disposition: inline;
+	filename=image1.jpeg
+Content-Transfer-Encoding: base64
+Content-Id: <mf_314093B0-563C-414A-BE40-A83A2FFCDAB9/L0/001>
+
+/9j/4AAQSkZJRgABAQEBLAEsAAD/2wBDAAMCAgMCAgMDAwMEAwMEBQgFBQQEBQoHBwYIDAoMDAsK
+CwsNDhIQDQ4RDgsLEBYQERMUFRUVDA8XGBYUGBIUFRT/2wBDAQMEBAUEBQkFBQkUDQsNFBQUFBQU
+FBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBT/wgARCAAyADIDAREA
+AhEBAxEB/8QAFQABAQAAAAAAAAAAAAAAAAAAAAj/xAAUAQEAAAAAAAAAAAAAAAAAAAAA/9oADAMB
+AAIQAxAAAAGqQAAAAAAAAAAAAAAAAAAAAAAAD//EABQQAQAAAAAAAAAAAAAAAAAAAFD/2gAIAQEA
+AQUCR//EABQRAQAAAAAAAAAAAAAAAAAAAFD/2gAIAQMBAT8BR//EABQRAQAAAAAAAAAAAAAAAAAA
+AFD/2gAIAQIBAT8BR//EABQQAQAAAAAAAAAAAAAAAAAAAFD/2gAIAQEABj8CR//EABQQAQAAAAAA
+AAAAAAAAAAAAAFD/2gAIAQEAAT8hR//aAAwDAQACAAMAAAAQkkkkkkkkkkkkkkkkkkkkkkkkn//E
+ABQRAQAAAAAAAAAAAAAAAAAAAFD/2gAIAQMBAT8QR//EABQRAQAAAAAAAAAAAAAAAAAAAFD/2gAI
+AQIBAT8QR//EABQQAQAAAAAAAAAAAAAAAAAAAFD/2gAIAQEAAT8QR//Z
+
+--Apple-Mail-E9473C4A-5698-46EE-ABDF-6F38D4C3ACC3
+Content-Type: image/jpeg;
+	name=image2.jpeg;
+	x-apple-part-url="mf_303F2F37-BE85-44A2-87A5-83B49DE9EA6C/L0/001"
+Content-Disposition: inline;
+	filename=image2.jpeg
+Content-Transfer-Encoding: base64
+Content-Id: <mf_303F2F37-BE85-44A2-87A5-83B49DE9EA6C/L0/001>
+
+/9j/4AAQSkZJRgABAQEBLAEsAAD/2wBDAAMCAgMCAgMDAwMEAwMEBQgFBQQEBQoHBwYIDAoMDAsK
+CwsNDhIQDQ4RDgsLEBYQERMUFRUVDA8XGBYUGBIUFRT/2wBDAQMEBAUEBQkFBQkUDQsNFBQUFBQU
+FBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBQUFBT/wgARCABkAGQDAREA
+AhEBAxEB/8QAFQABAQAAAAAAAAAAAAAAAAAAAAj/xAAUAQEAAAAAAAAAAAAAAAAAAAAA/9oADAMB
+AAIQAxAAAAGqQAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA
+AAAAAAAAAAAAAAAAAAAAD//EABQQAQAAAAAAAAAAAAAAAAAAAHD/2gAIAQEAAQUCKf/EABQRAQAA
+AAAAAAAAAAAAAAAAAHD/2gAIAQMBAT8BKf/EABQRAQAAAAAAAAAAAAAAAAAAAHD/2gAIAQIBAT8B
+Kf/EABQQAQAAAAAAAAAAAAAAAAAAAHD/2gAIAQEABj8CKf/EABQQAQAAAAAAAAAAAAAAAAAAAHD/
+2gAIAQEAAT8hKf/aAAwDAQACAAMAAAAQkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkk
+kkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkkn//EABQRAQAAAAAAAAAAAAAAAAAAAHD/2gAI
+AQMBAT8QKf/EABQRAQAAAAAAAAAAAAAAAAAAAHD/2gAIAQIBAT8QKf/EABQQAQAAAAAAAAAAAAAA
+AAAAAHD/2gAIAQEAAT8QKf/Z
+--Apple-Mail-E9473C4A-5698-46EE-ABDF-6F38D4C3ACC3--
+
+--Apple-Mail-23186EA7-751B-466A-B348-44BA06879E29--