module mod5 {
    prefix abc;
    namespace "urn:cesnet:mod5";

    container ccc {
        list ll1 {
            description "test";
            reference "test";
            status current;

            key key;

            leaf key {
                type string;
            }

            leaf name {
                type string {
                    pattern '[a-z]+';
                }
            }

            when "../keys";
        }

        leaf keys {
            type boolean;
        }
    }

    container state-data {
        list ll1 {
            description "test";
            reference "test";
            status current;

            config false;

            // missing key - OK, because ll1 represents state data

            leaf key {
                type string;
            }

            leaf name {
                type string {
                    pattern '[a-z]+';
                }
            }

            when "../key";
        }

        leaf key {
            type boolean;
        }
    }

    container cont {
        grouping name {
            leaf name {
                type string {
                    pattern '[a-z]+';
                    length "1..255";
                }
            }

            container presence {
                presence "enable";
            }
        }

        list ll1 {
            description "test";
            reference "test";
            status current;

            key key;

            leaf key {
                type string;
            }

            uses name;

            list ll2 {
                key "login";

                uses login;
            }
        }

        leaf key {
            type boolean;
        }
    }

    grouping login {
        leaf login {
            type string;
        }

        leaf password {
            type string {
                length "8..64";
            }
        }
    }

    list mandatory {
        key "mand default normal";

        leaf mand {
            type uint8;
            mandatory true;

            description "mandatory leaf";
        }

        leaf default {
            type string;
            default "default";
        }

        leaf normal {
            type boolean;
        }

        leaf k {
            type empty;

            description "this leaf can be empty";
        }

        leaf str {
            type string;
        }
    }
}