How to use the wily.__main__.cli function in wily

def test_index_no_cache(tmpdir, cache_path):
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", tmpdir, "--cache", cache_path, "index"])
    assert result.exit_code == 1, result.stdout

def test_index_and_message_with_ipynb(ipynbbuilddir):
    """
    Test that index works with a build
    """
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", ipynbbuilddir, "index", "--message"])
    assert result.stdout.count("An author") >= 3
    assert "empty notebook" in result.stdout
    assert "single cell" in result.stdout
    assert "second cell" in result.stdout
    assert result.exit_code == 0, result.stdout

def test_report_default_metrics(builddir):
    """
    Test that report works with default metrics
    """
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", builddir, "report", _path])
    assert result.exit_code == 0, result.stdout
    assert "Not found" not in result.stdout

def test_list_metrics_no_cache(tmpdir):
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", tmpdir, "list-metrics"])
    assert result.exit_code == 1, result.stdout

def test_rank_single_file_default_metric(builddir):
    """ Test the rank feature with default (AimLow) metric on a single file """
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", builddir, "rank", "src/test.py"])
    assert result.exit_code == 0, result.stdout

def test_rank_no_cache(tmpdir):
    """ Test the rank feature with no cache """
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", tmpdir, "rank", "src/test.py"])
    assert result.exit_code == 1, result.stdout

def test_index_with_ipynb(ipynbbuilddir):
    """
    Test that index works with a build
    """
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", ipynbbuilddir, "index"])
    assert result.stdout.count("An author") >= 3
    assert result.exit_code == 0, result.stdout

def test_diff_output_all(builddir):
    """ Test the diff feature with no changes and the --all flag """
    runner = CliRunner()
    result = runner.invoke(
        main.cli,
        ["--debug", "--path", builddir, "diff", _path, "--all"],
        catch_exceptions=False,
    )
    assert result.exit_code == 0, result.stdout
    assert "test.py" in result.stdout

with patch.object(
        wily.commands.build.Bar, "finish", side_effect=RuntimeError("arggh")
    ) as bar_finish:
        runner = CliRunner()
        result = runner.invoke(main.cli, ["--path", tmpdir, "build", "test.py"])
        assert bar_finish.called_once
        assert result.exit_code == 1, result.stdout

    with patch("wily.commands.build.logger") as logger:
        logger.level = "DEBUG"
        with patch.object(
            wily.commands.build.Bar, "finish", side_effect=RuntimeError("arggh")
        ) as bar_finish:
            runner = CliRunner()
            result = runner.invoke(
                main.cli, ["--debug", "--path", tmpdir, "build", "test.py"]
            )
            assert bar_finish.called_once
            assert result.exit_code == 1, result.stdout

def test_index(builddir):
    """
    Test that index works with a build
    """
    runner = CliRunner()
    result = runner.invoke(main.cli, ["--path", builddir, "index"])
    assert result.exit_code == 0, result.stdout