["Bad/mine", "c/other", "aB/second"],
        ["Bad/mine", "c/other", "AB/second"],
        ["Bad/mine", "cA/other", "AB/second"],
        ["c", "b/something", "a/very/long/suffix"]
    ]*.toSorted(getPathComparator(CASE_SENSITIVE))

    static final List<CaseSensitivityTestSpec> SAME_OR_CHILD = CHILDREN_LISTS.collectMany { children ->
        children.collectMany { child ->

            }
            .collect { List<BuildWithSystemPropertyDefined> definitions, SystemPropertyAccess access ->
                new Spec(definitions, access)
            }
            .toSorted { it.toString() }
    }

    static class Spec {
        private final List<BuildWithSystemPropertyDefined> systemPropertyDefinitions
        private final SystemPropertyAccess systemPropertyAccess

        return Files.find(file.toPath(), 99, { path, attributes -> attributes.isRegularFile() })
            .collect { file.toPath().relativize(it).toString().replace("\\", "/") }
            .toSorted()
    }

    private boolean hasOnlyDirectories(File file) {
        try (Stream<Path> stream = Files.walk(file.toPath())) {
            return stream.allMatch { Files.isDirectory(it) }
        }
    }