def METHOD_NAME(self):
    self.make_snapcraft_project(
        dedent(
            """\
        name: test
        base: core20
        version: "1"
        summary: test
        description: test
        confinement: strict
        grade: stable
        parts:
          part1:
            plugin: nil
            stage-packages: [fswebcam]
        """
        )
    )
    self.mock_load_part.assert_called_with(
        "part1",
        "nil",
        {"stage-packages": ["fswebcam"], "plugin": "nil", "stage": [], "prime": []},
    )