test: add unit tests for core, parser and operations

tests/test_logutil.py

@@ -0,0 +1,24 @@
+from __future__ import annotations
+
+import structlog
+
+from sshctl.core.logutil import get_logger, setup_logging
+
+
+def test_setup_logging_plain() -> None:
+    setup_logging(verbose=False)
+    assert structlog.is_configured() is True
+    logger = get_logger("test")
+    assert logger is not None
+
+
+def test_setup_logging_verbose() -> None:
+    setup_logging(verbose=True)
+    assert structlog.is_configured() is True
+
+
+def test_get_logger_cached() -> None:
+    setup_logging(verbose=True)
+    first = get_logger("cache-test")
+    second = get_logger("cache-test")
+    assert first is second