def METHOD_NAME(dvc):
    params = [
        "lorem",
        "ipsum",
        {"custom.yaml": ["wxyz", "pqrs", "baz"]},
        {"a-file-of-params.yaml": ["barr"]},
    ]
    stage = create_stage(
        PipelineStage, dvc, outs=["bar"], deps=["foo"], params=params, **kwargs
    )
    assert to_pipeline_file(stage)["something"][stage.PARAM_PARAMS] == [
        "ipsum",
        "lorem",
        {"a-file-of-params.yaml": ["barr"]},
        {"custom.yaml": ["baz", "pqrs", "wxyz"]},
    ]