Organized

tests/test_tui_tty_guard.py

@@ -0,0 +1,28 @@
+"""Curses launch must fail clearly outside a real terminal."""
+
+from __future__ import annotations
+
+from pathlib import Path
+
+import redmine_ticket_tui
+
+
+def test_tui_refuses_non_tty_with_clear_message(monkeypatch, capsys):
+    class Args:
+        cache_dir = Path("/tmp/redmine-cache")
+        project = "customer-service"
+        base_url = "https://rm.ldrprep.com"
+        allow_prod_writes = False
+        apply = False
+
+    class Cache:
+        cache_dir = Args.cache_dir
+        project = Args.project
+
+    monkeypatch.setattr(redmine_ticket_tui.os, "isatty", lambda _fd: False)
+
+    rc = redmine_ticket_tui.main_cli(Args(), Cache())
+
+    captured = capsys.readouterr()
+    assert rc == 1
+    assert "requires an interactive terminal" in captured.err