Test that logging actually writes to stdout

pyproject.toml

@@ -61,6 +61,7 @@ branch = true
 
 [tool.pytest.ini_options]
 testpaths = ["tests"]
+addopts = "-p no:logging"
 
 [tool.setuptools]
 include-package-data = true

tests/test_main.py

@@ -38,3 +38,10 @@ def test_main__argparse__enable_debug_logging(patched_controller, patched_loggin
 def test_main__argparse__invalid_arg():
     with pytest.raises(SystemExit):
         main(["--invalid"])
+
+
+@patch("seedsigner.main.Controller")
+def test_main__logging__writes_to_stderr(patched_controller, capsys):
+    main([])
+    out, err = capsys.readouterr()
+    assert "INFO:	Starting Seedsigner with: {'loglevel': 'INFO'}" in err