test: move area_cli tests into cli directory (#3842)

* test: move area_cli tests into cli directory

* test: include research CLI status in cli test move

tests/cli/test_mail_cli_recipients.py

@@ -0,0 +1,50 @@
+import sys
+from types import ModuleType
+
+from tests.helpers.cli_loader import load_script
+from tests.helpers.db_stubs import make_core_db_stub
+
+
+def _load_mail_cli(monkeypatch):
+    helpers = ModuleType("routes.email_helpers")
+    helpers._imap = object
+    helpers._get_email_config = lambda account=None: {}
+    helpers._decode_header = lambda value: value
+    helpers._extract_text = lambda msg: ""
+    helpers._extract_html = lambda msg: ""
+    helpers._list_attachments_from_msg = lambda msg: []
+
+    pollers = ModuleType("routes.email_pollers")
+    pollers._scheduled_poll_once = lambda: {}
+    pollers._run_auto_summarize_once = lambda **kwargs: ""
+
+    monkeypatch.setitem(sys.modules, "routes.email_helpers", helpers)
+    monkeypatch.setitem(sys.modules, "routes.email_pollers", pollers)
+    make_core_db_stub(
+        monkeypatch,
+        attributes={"SessionLocal": object, "EmailAccount": object},
+        install_core_package=True,
+    )
+
+    return load_script("odysseus-mail")
+
+
+def test_recipient_list_trims_to_cc_and_bcc(monkeypatch):
+    cli = _load_mail_cli(monkeypatch)
+
+    assert cli._recipient_list(" a@example.com, ", "b@example.com", " c@example.com ") == [
+        "a@example.com",
+        "b@example.com",
+        "c@example.com",
+    ]
+
+
+def test_recipient_list_rejects_empty_envelope(monkeypatch):
+    cli = _load_mail_cli(monkeypatch)
+
+    try:
+        cli._recipient_list(" , ", "", "")
+    except SystemExit as exc:
+        assert exc.code == 1
+    else:
+        raise AssertionError("expected empty recipient list to exit")