model: update _handle_update_messages_event.Tests added

Fixes #1253

Author: Subhasish-Behera

tests/model/test_model.py

@@ -2130,7 +2130,8 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                     "topic_msg_ids": {
                         10: {"new subject": {1}, "old subject": {2}},
                     },
-                    "edited_messages": {1},
+                    "edited_messages": set(),
+                    "moved_messages": {1},
                     "topics": {10: []},
                 },
                 False,
@@ -2163,7 +2164,8 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                     "topic_msg_ids": {
                         10: {"new subject": {1, 2}, "old subject": set()},
                     },
-                    "edited_messages": {1},
+                    "edited_messages": set(),
+                    "moved_messages": {1},
                     "topics": {10: []},
                 },
                 False,
@@ -2195,6 +2197,7 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                         10: {"new subject": set(), "old subject": {1, 2}},
                     },
                     "edited_messages": {1},
+                    "moved_messages": set(),
                     "topics": {10: ["new subject", "old subject"]},
                 },
                 False,
@@ -2228,7 +2231,8 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                     "topic_msg_ids": {
                         10: {"new subject": {1}, "old subject": {2}},
                     },
-                    "edited_messages": {1},
+                    "edited_messages": set(),
+                    "moved_messages": {1},
                     "topics": {10: []},
                 },
                 False,
@@ -2259,6 +2263,7 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                         10: {"new subject": set(), "old subject": {1, 2}},
                     },
                     "edited_messages": {1},
+                    "moved_messages": set(),
                     "topics": {10: ["new subject", "old subject"]},
                 },
                 False,
@@ -2293,6 +2298,7 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                         10: {"new subject": {3}, "old subject": {1, 2}},
                     },
                     "edited_messages": set(),
+                    "moved_messages": set(),
                     "topics": {10: []},  # This resets the cache
                 },
                 False,
@@ -2327,6 +2333,7 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                         10: {"new subject": {3}, "old subject": {1, 2}},
                     },
                     "edited_messages": set(),
+                    "moved_messages": set(),
                     "topics": {10: ["new subject", "old subject"]},
                 },
                 True,
@@ -2360,7 +2367,8 @@ def test_notify_users_hides_PM_content_based_on_user_setting(
                     "topic_msg_ids": {
                         10: {"new subject": {1}, "old subject": {2}},
                     },
-                    "edited_messages": {1},
+                    "edited_messages": set(),
+                    "moved_messages": {1},
                     "topics": {10: ["new subject", "old subject"]},
                 },
                 True,
@@ -2393,6 +2401,7 @@ def test__handle_update_message_event(
                 10: {"new subject": set(), "old subject": {1, 2}},
             },
             "edited_messages": set(),
+            "moved_messages": set(),
             "topics": {10: ["new subject", "old subject"]},
         }
         mocker.patch(MODEL + "._update_rendered_view")

zulipterminal/model.py

@@ -42,7 +42,7 @@
     Subscription,
 )
 from zulipterminal.config.keys import primary_key_for_command
-from zulipterminal.config.symbols import STREAM_TOPIC_SEPARATOR
+from zulipterminal.config.symbols import CHECK_MARK, STREAM_TOPIC_SEPARATOR
 from zulipterminal.config.ui_mappings import (
     EDIT_TOPIC_POLICY,
     ROLE_BY_ID,
@@ -1589,9 +1589,33 @@ def _handle_update_message_event(self, event: Event) -> None:
         #       they are not all marked as edited, as per server optimization
         message_id = event["message_id"]
         indexed_message = self.index["messages"].get(message_id, None)
-
+        resolved_topic_prefix = CHECK_MARK + " "
         if indexed_message:
-            self.index["edited_messages"].add(message_id)
+            if "orig_content" in event:
+                self.index["edited_messages"].add(message_id)
+            if "prev_stream" in event:
+                self.index["moved_messages"].add(message_id)
+            if "subject" in event:
+                if not event["subject"].startswith(resolved_topic_prefix):
+                    if (
+                        event["orig_subject"].startswith(resolved_topic_prefix)
+                        and event["orig_subject"][2:] != event["subject"]
+                    ):
+                        self.index["moved_messages"].add(message_id)
+                    if not event["orig_subject"].startswith(
+                        resolved_topic_prefix
+                    ) and not event["subject"].startswith(resolved_topic_prefix):
+                        self.index["moved_messages"].add(message_id)
+                else:
+                    if (
+                        event["orig_subject"].startswith(resolved_topic_prefix)
+                        and event["orig_subject"][2:] != event["subject"][2:]
+                    ):
+                        self.index["moved_messages"].add(message_id)
+            else:
+                self.index["edited_messages"].add(message_id)
+            if message_id not in self.index["moved_messages"]:
+                self.index["edited_messages"].add(message_id)
 
         # Update the rendered content, if the message is indexed
         if "rendered_content" in event and indexed_message: