python: remove arbitrary timeouts from tests

pytest-timeout already handles all deadlocks and is configurable with
--timeout option. With this change it is possible to disable timeout
with --timeout 0 to run tests on extremely slow connections.

python/src/deltachat/direct_imap.py

@@ -224,9 +224,7 @@ def idle_check(self, terminate=False):
         """ (blocking) wait for next idle message from server. """
         assert self._idling
         self.account.log("imap-direct: calling idle_check")
-        res = self.conn.idle_check(timeout=30)
-        if len(res) == 0:
-            raise TimeoutError
+        res = self.conn.idle_check()
         if terminate:
             self.idle_done()
         self.account.log("imap-direct: idle_check returned {!r}".format(res))

python/src/deltachat/testplugin.py

@@ -241,7 +241,6 @@ def finalize(self):
         def make_account(self, path, logid, quiet=False):
             ac = Account(path, logging=self._logging)
             ac._evtracker = ac.add_account_plugin(FFIEventTracker(ac))
-            ac._evtracker.set_timeout(30)
             ac.addr = ac.get_self_contact().addr
             ac.set_config("displayname", logid)
             if not quiet:
@@ -483,7 +482,7 @@ def _run_stdout_thread(self) -> None:
     def kill(self) -> None:
         self.popen.kill()
 
-    def wait(self, timeout=30) -> None:
+    def wait(self, timeout=None) -> None:
         self.popen.wait(timeout=timeout)
 
     def fnmatch_lines(self, pattern_lines):
@@ -492,7 +491,7 @@ def fnmatch_lines(self, pattern_lines):
             print("+++FNMATCH:", next_pattern)
             ignored = []
             while 1:
-                line = self.stdout_queue.get(timeout=15)
+                line = self.stdout_queue.get()
                 if line is None:
                     if ignored:
                         print("BOT stdout terminated after these lines")

python/tests/test_account.py

@@ -652,8 +652,6 @@ def test_configure_generate_key(self, acfactory, lp):
             pre_generated_key=False,
             config={"key_gen_type": str(const.DC_KEY_GEN_ED25519)}
         )
-        # rsa key gen can be slow especially on CI, adjust timeout
-        ac1._evtracker.set_timeout(240)
         acfactory.wait_configure_and_start_io()
         chat = acfactory.get_accepted_chat(ac1, ac2)
 
@@ -1834,7 +1832,6 @@ def test_ac_setup_message(self, acfactory, lp):
         lp.sec("trigger ac setup message and return setupcode")
         assert ac1.get_info()["fingerprint"] != ac2.get_info()["fingerprint"]
         setup_code = ac1.initiate_key_transfer()
-        ac2._evtracker.set_timeout(30)
         ev = ac2._evtracker.get_matching("DC_EVENT_INCOMING_MSG|DC_EVENT_MSGS_CHANGED")
         msg = ac2.get_message_by_id(ev.data2)
         assert msg.is_setup_message()
@@ -1851,7 +1848,6 @@ def test_ac_setup_message(self, acfactory, lp):
     def test_ac_setup_message_twice(self, acfactory, lp):
         ac1 = acfactory.get_online_configuring_account()
         ac2 = acfactory.clone_online_account(ac1)
-        ac2._evtracker.set_timeout(30)
         acfactory.wait_configure_and_start_io()
 
         lp.sec("trigger ac setup message but ignore")
@@ -2025,7 +2021,7 @@ def ac_member_removed(self, chat, contact, message):
 
         lp.sec("ac1: send a message to group chat to promote the group")
         chat.send_text("afterwards promoted")
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "chat-modified"
         assert chat.is_promoted()
         assert sorted(x.addr for x in chat.get_contacts()) == \
@@ -2035,29 +2031,29 @@ def ac_member_removed(self, chat, contact, message):
         # note that if the above create_chat() would not
         # happen we would not receive a proper member_added event
         contact2 = chat.add_contact("devnull@testrun.org")
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "chat-modified"
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "chat-modified"
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "added"
         assert ev.message.get_sender_contact().addr == ac1_addr
         assert ev.contact.addr == "devnull@testrun.org"
 
         lp.sec("ac1: remove address2")
         chat.remove_contact(contact2)
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "chat-modified"
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "removed"
         assert ev.contact.addr == contact2.addr
         assert ev.message.get_sender_contact().addr == ac1_addr
 
         lp.sec("ac1: remove ac2 contact from chat")
         chat.remove_contact(ac2)
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "chat-modified"
-        ev = in_list.get(timeout=10)
+        ev = in_list.get()
         assert ev.action == "removed"
         assert ev.message.get_sender_contact().addr == ac1_addr
 
@@ -2682,7 +2678,13 @@ def test_scan_folders(self, acfactory, lp, folder, move, expected_destination):
         ac1.direct_imap.select_config_folder("inbox")
         ac1.direct_imap.idle_start()
         acfactory.get_accepted_chat(ac2, ac1).send_text("hello")
-        ac1.direct_imap.idle_check(terminate=True)
+        while True:
+            if len(ac1.direct_imap.idle_check(terminate=True)) > 1:
+                # If length is 1, it's [(b'OK', b'Still here')]
+                # Could happen on very slow network.
+                #
+                # More is usually [(1, b'EXISTS'), (1, b'RECENT')]
+                break
         ac1.direct_imap.conn.move(["*"], folder)  # "*" means "biggest UID in mailbox"
 
         lp.sec("Everything prepared, now see if DeltaChat finds the message (" + variant + ")")