api!: remove dc_all_work_done()

Also cleaned up test_connectivity()
which tested that state does not flicker to WORKING
when there are no messages to be fetched.
The state is expected to flicker to WORKING
when checking for new messages,
so the tests were outdated since
change 3b0b237

deltachat-ffi/deltachat.h

@@ -722,12 +722,6 @@ char*           dc_get_connectivity_html     (dc_context_t* context);
 int              dc_get_push_state           (dc_context_t* context);
 
 
-/**
- * Only used by the python tests.
- */
-int             dc_all_work_done             (dc_context_t* context);
-
-
 // connect
 
 /**

deltachat-ffi/src/lib.rs

@@ -413,16 +413,6 @@ pub unsafe extern "C" fn dc_get_push_state(context: *const dc_context_t) -> libc
     block_on(ctx.push_state()) as libc::c_int
 }
 
-#[no_mangle]
-pub unsafe extern "C" fn dc_all_work_done(context: *mut dc_context_t) -> libc::c_int {
-    if context.is_null() {
-        eprintln!("ignoring careless call to dc_all_work_done()");
-        return 0;
-    }
-    let ctx = &*context;
-    block_on(async move { ctx.all_work_done().await as libc::c_int })
-}
-
 #[no_mangle]
 pub unsafe extern "C" fn dc_get_oauth2_url(
     context: *mut dc_context_t,

python/src/deltachat/account.py

@@ -671,9 +671,6 @@ def get_connectivity(self):
     def get_connectivity_html(self) -> str:
         return from_dc_charpointer(lib.dc_get_connectivity_html(self._dc_context))
 
-    def all_work_done(self):
-        return lib.dc_all_work_done(self._dc_context)
-
     def start_io(self):
         """start this account's IO scheduling (Rust-core async scheduler).
 

python/src/deltachat/events.py

@@ -158,12 +158,6 @@ def wait_for_connectivity_change(self, previous, expected_next):
 
             self.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
 
-    def wait_for_all_work_done(self):
-        while True:
-            if self.account.all_work_done():
-                return
-            self.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
-
     def ensure_event_not_queued(self, event_name_regex):
         __tracebackhide__ = True
         rex = re.compile(f"(?:{event_name_regex}).*")

python/tests/test_1_online.py

@@ -1900,9 +1900,10 @@ def test_connectivity(acfactory, lp):
     ac1.start_io()
     ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_CONNECTING)
     ac1._evtracker.wait_for_connectivity_change(dc.const.DC_CONNECTIVITY_CONNECTING, dc.const.DC_CONNECTIVITY_WORKING)
+    ac1._evtracker.wait_for_connectivity_change(dc.const.DC_CONNECTIVITY_WORKING, dc.const.DC_CONNECTIVITY_CONNECTED)
 
     lp.sec(
-        "Test that after calling start_io(), maybe_network() and waiting for `all_work_done()`, "
+        "Test that after calling start_io(), maybe_network() and waiting for `DC_CONNECTIVITY_CONNECTED`, "
         "all messages are fetched",
     )
 
@@ -1911,7 +1912,7 @@ def test_connectivity(acfactory, lp):
         ac2.create_chat(ac1).send_text("Hi")
         idle1.wait_for_new_message()
     ac1.maybe_network()
-    ac1._evtracker.wait_for_all_work_done()
+    ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_CONNECTED)
     msgs = ac1.create_chat(ac2).get_messages()
     assert len(msgs) == 1
     assert msgs[0].text == "Hi"
@@ -1927,30 +1928,6 @@ def test_connectivity(acfactory, lp):
     assert len(msgs) == 2
     assert msgs[1].text == "Hi 2"
 
-    lp.sec("Test that the connectivity doesn't flicker to WORKING if there are no new messages")
-
-    ac1.maybe_network()
-    while 1:
-        assert ac1.get_connectivity() == dc.const.DC_CONNECTIVITY_CONNECTED
-        if ac1.all_work_done():
-            break
-        ac1._evtracker.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
-
-    lp.sec("Test that the connectivity doesn't flicker to WORKING if the sender of the message is blocked")
-    ac1.create_contact(ac2).block()
-
-    ac1.direct_imap.select_config_folder("inbox")
-    with ac1.direct_imap.idle() as idle1:
-        ac2.create_chat(ac1).send_text("Hi")
-        idle1.wait_for_new_message()
-    ac1.maybe_network()
-
-    while 1:
-        assert ac1.get_connectivity() == dc.const.DC_CONNECTIVITY_CONNECTED
-        if ac1.all_work_done():
-            break
-        ac1._evtracker.get_matching("DC_EVENT_CONNECTIVITY_CHANGED")
-
     lp.sec("Test that the connectivity is NOT_CONNECTED if the password is wrong")
 
     ac1.set_config("configured_mail_pw", "abc")
@@ -1961,32 +1938,6 @@ def test_connectivity(acfactory, lp):
     ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_NOT_CONNECTED)
 
 
-def test_all_work_done(acfactory, lp):
-    """
-    Tests that calling start_io() immediately followed by maybe_network()
-    and then waiting for all_work_done() reliably fetches the messages
-    delivered while account was offline.
-    In other words, connectivity should not change to a state
-    where all_work_done() returns true until IMAP connection goes idle.
-    """
-    ac1, ac2 = acfactory.get_online_accounts(2)
-
-    ac1.stop_io()
-    ac1._evtracker.wait_for_connectivity(dc.const.DC_CONNECTIVITY_NOT_CONNECTED)
-
-    ac1.direct_imap.select_config_folder("inbox")
-    with ac1.direct_imap.idle() as idle1:
-        ac2.create_chat(ac1).send_text("Hi")
-        idle1.wait_for_new_message()
-
-    ac1.start_io()
-    ac1.maybe_network()
-    ac1._evtracker.wait_for_all_work_done()
-    msgs = ac1.create_chat(ac2).get_messages()
-    assert len(msgs) == 1
-    assert msgs[0].text == "Hi"
-
-
 def test_fetch_deleted_msg(acfactory, lp):
     """This is a regression test: Messages with \\Deleted flag were downloaded again and again,
     hundreds of times, because uid_next was not updated.

src/scheduler/connectivity.rs

@@ -80,7 +80,7 @@ impl DetailedConnectivity {
             DetailedConnectivity::Uninitialized => Some(Connectivity::NotConnected),
             DetailedConnectivity::Connecting => Some(Connectivity::Connecting),
             DetailedConnectivity::Working => Some(Connectivity::Working),
-            DetailedConnectivity::InterruptingIdle => Some(Connectivity::Connected),
+            DetailedConnectivity::InterruptingIdle => Some(Connectivity::Working),
 
             // At this point IMAP has just connected,
             // but does not know yet if there are messages to download.
@@ -201,7 +201,7 @@ impl ConnectivityStore {
 }
 
 /// Set all folder states to InterruptingIdle in case they were `Idle` before.
-/// Called during `dc_maybe_network()` to make sure that `dc_all_work_done()`
+/// Called during `dc_maybe_network()` to make sure that `all_work_done()`
 /// returns false immediately after `dc_maybe_network()`.
 pub(crate) async fn idle_interrupted(inbox: ConnectivityStore, oboxes: Vec<ConnectivityStore>) {
     let mut connectivity_lock = inbox.0.lock().await;