fix: entry point and pytest config

pyproject.toml

@@ -44,7 +44,7 @@ homepage = "https://github.com/ansible/ansible-dev-tools"
 repository = "https://github.com/ansible/ansible-dev-tools"
 
 [project.scripts]
-adt = "ansible_dev_tools.cli:main"
+adt = "ansible_dev_tools.__main__:main"
 
 [project.optional-dependencies]
 container = ["ansible-pylibssh==1.3.0; platform_system == 'Linux'"]
@@ -401,6 +401,9 @@ addopts = [
   "-ra"
 ]
 cache_dir = "./.cache/.pytest"
+filterwarnings = [
+  "error",
+]
 junit_family = "xunit2"  # see https://docs.codecov.com/docs/test-analytics
 log_cli = true
 log_cli_level = "WARNING"

src/ansible_dev_tools/__main__.py

@@ -9,5 +9,5 @@
 from .cli import main
 
 
-if __name__ == "__main__":
+if __name__ == "__main__":  # pragma: no cover
     main()

src/ansible_dev_tools/cli.py

@@ -60,7 +60,3 @@ def main() -> None:
     cli = Cli()
     cli.parse_args()
     cli.run()
-
-
-if __name__ == "__main__":
-    main()

src/ansible_dev_tools/tests/conftest.py

@@ -37,8 +37,6 @@
 import pytest
 import requests
 
-import ansible_dev_tools  # noqa: F401
-
 from ansible_dev_tools.subcommands.server import Server
 
 

src/ansible_dev_tools/tests/unit/test_basic.py

@@ -16,14 +16,3 @@ def test_main() -> None:
         runpy.run_module("ansible_dev_tools.__main__", run_name="__main__")
     expected_error_code = 2
     assert exc.value.code == expected_error_code
-
-
-def test_cli_main() -> None:
-    """Test the main entry point.
-
-    Gives an error message due to missing subcommand.
-    """
-    with pytest.raises(SystemExit) as exc:
-        runpy.run_module("ansible_dev_tools.cli", run_name="__main__")
-    expected_error_code = 2
-    assert exc.value.code == expected_error_code