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-rw-r--r--tests/rfc3691_imapext_unselect.rs190
1 files changed, 190 insertions, 0 deletions
diff --git a/tests/rfc3691_imapext_unselect.rs b/tests/rfc3691_imapext_unselect.rs
new file mode 100644
index 0000000..28e4bc8
--- /dev/null
+++ b/tests/rfc3691_imapext_unselect.rs
@@ -0,0 +1,190 @@
+use anyhow::{bail, Context, Result};
+use std::io::Write;
+use std::net::TcpStream;
+use std::{thread, time};
+
+mod common;
+use crate::common::read_lines;
+
+static SMALL_DELAY: time::Duration = time::Duration::from_millis(200);
+static EMAIL: &[u8] = b"From: alice@example.com\r
+To: alice@example.tld\r
+Subject: Test\r
+\r
+Hello world!\r
+";
+
+fn main() {
+ common::aerogramme_provider_daemon_dev(|imap_socket, lmtp_socket| {
+ lmtp_handshake(lmtp_socket).context("handshake lmtp done")?;
+ lmtp_deliver_email(lmtp_socket, EMAIL).context("mail delivered successfully")?;
+
+ connect(imap_socket).context("server says hello")?;
+ capability(imap_socket).context("check server capabilities")?;
+ login(imap_socket).context("login test")?;
+ select_inbox(imap_socket).context("select inbox")?;
+ noop_exists(imap_socket).context("noop loop must detect a new email")?;
+ add_flags_email(imap_socket).context("add delete flags to the email")?;
+ unselect(imap_socket)
+ .context("unselect inbox while preserving email with the \\Delete flag")?;
+ select_inbox_one_msg(imap_socket).context("select inbox again")?;
+ fetch_rfc822(imap_socket, EMAIL).context("message is still present")?;
+ close(imap_socket).context("close inbox and expunge message")?;
+ select_inbox_zero_msg(imap_socket).context("select inbox again and check it's empty")?;
+
+ Ok(())
+ })
+ .expect("test fully run");
+}
+
+fn connect(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 1500] = [0; 1500];
+
+ let read = read_lines(imap, &mut buffer, None)?;
+ assert_eq!(&read[..4], &b"* OK"[..]);
+
+ Ok(())
+}
+
+fn capability(imap: &mut TcpStream) -> Result<()> {
+ imap.write(&b"5 capability\r\n"[..])?;
+
+ let mut buffer: [u8; 1500] = [0; 1500];
+ let read = read_lines(imap, &mut buffer, Some(&b"5 OK"[..]))?;
+ let srv_msg = std::str::from_utf8(read)?;
+ assert!(srv_msg.contains("IMAP4REV1"));
+ assert!(srv_msg.contains("UNSELECT"));
+
+ Ok(())
+}
+
+fn login(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 1500] = [0; 1500];
+
+ imap.write(&b"10 login alice hunter2\r\n"[..])?;
+
+ let read = read_lines(imap, &mut buffer, None)?;
+ assert_eq!(&read[..5], &b"10 OK"[..]);
+
+ Ok(())
+}
+
+fn select_inbox_one_msg(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 6000] = [0; 6000];
+
+ imap.write(&b"22 select inbox\r\n"[..])?;
+ let read = read_lines(imap, &mut buffer, Some(&b"22 OK"[..]))?;
+ let srv_msg = std::str::from_utf8(read)?;
+ assert!(srv_msg.contains("* 1 EXISTS"));
+
+ Ok(())
+}
+
+fn select_inbox_zero_msg(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 6000] = [0; 6000];
+
+ imap.write(&b"21 select inbox\r\n"[..])?;
+ let read = read_lines(imap, &mut buffer, Some(&b"21 OK"[..]))?;
+ let srv_msg = std::str::from_utf8(read)?;
+ assert!(srv_msg.contains("* 0 EXISTS"));
+
+ Ok(())
+}
+
+fn select_inbox(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 6000] = [0; 6000];
+
+ imap.write(&b"20 select inbox\r\n"[..])?;
+ let _read = read_lines(imap, &mut buffer, Some(&b"20 OK"[..]))?;
+
+ Ok(())
+}
+
+fn noop_exists(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 6000] = [0; 6000];
+
+ let mut max_retry = 20;
+ loop {
+ max_retry -= 1;
+ imap.write(&b"30 NOOP\r\n"[..])?;
+ let read = read_lines(imap, &mut buffer, Some(&b"30 OK NOOP"[..]))?;
+ let srv_msg = std::str::from_utf8(read)?;
+
+ match (max_retry, srv_msg.contains("* 1 EXISTS")) {
+ (_, true) => break,
+ (0, _) => bail!("no more retry"),
+ _ => (),
+ }
+
+ thread::sleep(SMALL_DELAY);
+ }
+
+ Ok(())
+}
+
+fn lmtp_handshake(lmtp: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 1500] = [0; 1500];
+
+ let _read = read_lines(lmtp, &mut buffer, None)?;
+ assert_eq!(&buffer[..4], &b"220 "[..]);
+
+ lmtp.write(&b"LHLO example.tld\r\n"[..])?;
+ let _read = read_lines(lmtp, &mut buffer, Some(&b"250 "[..]))?;
+
+ Ok(())
+}
+
+fn lmtp_deliver_email(lmtp: &mut TcpStream, email: &[u8]) -> Result<()> {
+ let mut buffer: [u8; 1500] = [0; 1500];
+
+ lmtp.write(&b"MAIL FROM:<bob@example.tld>\r\n"[..])?;
+ let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.0.0"[..]))?;
+
+ lmtp.write(&b"RCPT TO:<alice@example.tld>\r\n"[..])?;
+ let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.1.5"[..]))?;
+
+ lmtp.write(&b"DATA\r\n"[..])?;
+ let _read = read_lines(lmtp, &mut buffer, Some(&b"354 "[..]))?;
+
+ lmtp.write(email)?;
+ lmtp.write(&b"\r\n.\r\n"[..])?;
+ let _read = read_lines(lmtp, &mut buffer, Some(&b"250 2.0.0"[..]))?;
+
+ Ok(())
+}
+
+fn fetch_rfc822(imap: &mut TcpStream, ref_mail: &[u8]) -> Result<()> {
+ let mut buffer: [u8; 65535] = [0; 65535];
+ imap.write(&b"40 fetch 1 rfc822\r\n"[..])?;
+
+ let read = read_lines(imap, &mut buffer, Some(&b"40 OK FETCH"[..]))?;
+ let srv_msg = std::str::from_utf8(read)?;
+ let orig_email = std::str::from_utf8(ref_mail)?;
+ assert!(srv_msg.contains(orig_email));
+
+ Ok(())
+}
+
+fn add_flags_email(imap: &mut TcpStream) -> Result<()> {
+ let mut buffer: [u8; 1500] = [0; 1500];
+ imap.write(&b"50 store 1 +FLAGS (\\Deleted)\r\n"[..])?;
+ let _read = read_lines(imap, &mut buffer, Some(&b"50 OK STORE"[..]))?;
+
+ Ok(())
+}
+
+fn close(imap: &mut TcpStream) -> Result<()> {
+ imap.write(&b"60 close\r\n"[..])?;
+ let mut buffer: [u8; 1500] = [0; 1500];
+ let _read = read_lines(imap, &mut buffer, Some(&b"60 OK"[..]))?;
+
+ Ok(())
+}
+
+fn unselect(imap: &mut TcpStream) -> Result<()> {
+ imap.write(&b"70 unselect\r\n"[..])?;
+ let mut buffer: [u8; 1500] = [0; 1500];
+ let _read = read_lines(imap, &mut buffer, Some(&b"70 OK"[..]))?;
+
+ Ok(())
+}
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