feat: add ops (validation + has_unread/join/delete)

tests/test_ops.py

@@ -0,0 +1,36 @@
+from agentmsgs.stores.memory import InMemoryStore
+from agentmsgs.core import ops
+
+
+def test_ops_validates_sender_must_be_in_thread():
+    s = InMemoryStore()
+    a = ops.get_or_create_agent(s, "A"); b = ops.get_or_create_agent(s, "B"); c = ops.get_or_create_agent(s, "C")
+    t = ops.create_thread(s, {a,b})
+    try:
+        ops.append_message(s, t.id, c, "oops")
+        assert False, "should raise"
+    except ValueError as e:
+        assert "not in thread" in str(e)
+
+
+def test_ops_has_unread_exclude_own():
+    s = InMemoryStore()
+    a = ops.get_or_create_agent(s, "A"); b = ops.get_or_create_agent(s, "B")
+    t = ops.create_thread(s, {a,b})
+    ops.append_message(s, t.id, a, "a1")
+    # b has unread, a's own message shouldn't count if exclude_own
+    assert ops.has_unread(s, t.id, b) is True
+    assert ops.has_unread(s, t.id, a, exclude_own=True) is False
+    assert ops.has_unread(s, t.id, a, exclude_own=False) is True
+    ops.mark_read(s, t.id, b, 1)
+    assert ops.has_unread(s, t.id, b) is False
+
+
+def test_ops_join_and_delete():
+    s = InMemoryStore()
+    a = ops.get_or_create_agent(s, "A"); b = ops.get_or_create_agent(s, "B"); c = ops.get_or_create_agent(s, "C")
+    t = ops.create_thread(s, {a,b})
+    t2 = ops.join_thread(s, t.id, c)
+    assert c in t2.participants
+    ops.delete_agent(s, c.id)
+    assert s.get_agent_by_id(c.id) is None