fn test_sort_strings()

in arrow-ord/src/sort.rs [2567:2719]
143 lines of code
1 McCabe index (conditional complexity)

    fn test_sort_strings() {
        test_sort_string_arrays(
            vec![
                None,
                Some("bad"),
                Some("sad"),
                None,
                Some("glad"),
                Some("-ad"),
            ],
            None,
            None,
            vec![
                None,
                None,
                Some("-ad"),
                Some("bad"),
                Some("glad"),
                Some("sad"),
            ],
        );

        test_sort_string_arrays(
            vec![
                None,
                Some("bad"),
                Some("sad"),
                None,
                Some("glad"),
                Some("-ad"),
            ],
            Some(SortOptions {
                descending: true,
                nulls_first: false,
            }),
            None,
            vec![
                Some("sad"),
                Some("glad"),
                Some("bad"),
                Some("-ad"),
                None,
                None,
            ],
        );

        test_sort_string_arrays(
            vec![
                None,
                Some("bad"),
                Some("sad"),
                None,
                Some("glad"),
                Some("-ad"),
            ],
            Some(SortOptions {
                descending: false,
                nulls_first: true,
            }),
            None,
            vec![
                None,
                None,
                Some("-ad"),
                Some("bad"),
                Some("glad"),
                Some("sad"),
            ],
        );

        test_sort_string_arrays(
            vec![
                None,
                Some("bad"),
                Some("sad"),
                None,
                Some("glad"),
                Some("-ad"),
            ],
            Some(SortOptions {
                descending: true,
                nulls_first: true,
            }),
            None,
            vec![
                None,
                None,
                Some("sad"),
                Some("glad"),
                Some("bad"),
                Some("-ad"),
            ],
        );

        test_sort_string_arrays(
            vec![
                None,
                Some("bad"),
                Some("sad"),
                None,
                Some("glad"),
                Some("-ad"),
            ],
            Some(SortOptions {
                descending: true,
                nulls_first: true,
            }),
            Some(3),
            vec![None, None, Some("sad")],
        );

        // valid values less than limit with extra nulls
        test_sort_string_arrays(
            vec![Some("def"), None, None, Some("abc")],
            Some(SortOptions {
                descending: false,
                nulls_first: false,
            }),
            Some(3),
            vec![Some("abc"), Some("def"), None],
        );

        test_sort_string_arrays(
            vec![Some("def"), None, None, Some("abc")],
            Some(SortOptions {
                descending: false,
                nulls_first: true,
            }),
            Some(3),
            vec![None, None, Some("abc")],
        );

        // more nulls than limit
        test_sort_string_arrays(
            vec![Some("def"), None, None, None],
            Some(SortOptions {
                descending: false,
                nulls_first: true,
            }),
            Some(2),
            vec![None, None],
        );

        test_sort_string_arrays(
            vec![Some("def"), None, None, None],
            Some(SortOptions {
                descending: false,
                nulls_first: false,
            }),
            Some(2),
            vec![Some("def"), None],
        );
    }