BDD pattern is clarified

1 files changed, 12 insertions, 174 deletions

diff --git a/tests/rfc3691_imapext_unselect.rs b/tests/rfc3691_imapext_unselect.rs
index 28e4bc8..4c5a45d 100644
--- a/tests/rfc3691_imapext_unselect.rs
+++ b/tests/rfc3691_imapext_unselect.rs
@@ -1,190 +1,28 @@
-use anyhow::{bail, Context, Result};
-use std::io::Write;
-use std::net::TcpStream;
-use std::{thread, time};
+use anyhow::Context;
 
 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
-";
+use crate::common::fragments::*;
 
 fn main() {
     common::aerogramme_provider_daemon_dev(|imap_socket, lmtp_socket| {
+        connect(imap_socket).context("server says hello")?;
+
         lmtp_handshake(lmtp_socket).context("handshake lmtp done")?;
-        lmtp_deliver_email(lmtp_socket, EMAIL).context("mail delivered successfully")?;
+        lmtp_deliver_email(lmtp_socket, Email::Basic).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")?;
+        capability(imap_socket, Extension::Unselect).context("check server capabilities")?;
+        login(imap_socket, Account::Alice).context("login test")?;
+        select(imap_socket, Mailbox::Inbox, None).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")?;
+        add_flags_email(imap_socket, Selection::FirstId, Flag::Deleted).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")?;
+        select(imap_socket, Mailbox::Inbox, Some(1)).context("select inbox again")?;
+        fetch_rfc822(imap_socket, Selection::FirstId, Email::Basic).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")?;
+        select(imap_socket, Mailbox::Inbox, Some(0)).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(())
-}