diff --git a/test/db_structure.dot b/test/db_structure.dot
deleted file mode 100644
index 04ccfbc..0000000
--- a/test/db_structure.dot
+++ /dev/null
@@ -1,102 +0,0 @@
-digraph {
- node [shape=box,margin=0,height=0]
- edge [arrowhead=open,style=dashed]
- rankdir="RL";
-
- users [label=<
-
- users |
- 🔑 id |
- ★ name '' |
- ★ email '' |
- password '' |
- salt '' |
- deleted ✓ |
-
- >]
-
- applications [label=<
-
- applications |
- 🔑 id |
- name '' |
-
- >]
-
- permissions [label=<
-
- permissions |
- 🔑 id |
- user_id # |
- create_app ✓ |
- manage_users ✓ |
- manage_permissions ✓ |
- manage_apps ✓ |
- manage_keys ✓ |
- issue_key ✓ |
-
- >]
-
- user_access [label=<
-
- user_access |
- 🔑 id |
- user_id # |
- app_id # |
- crud '' |
-
- >]
-
- auth_keys [label=<
-
- auth_keys |
- 🔑 id |
- ★ key '' |
- app_id # |
- read_data ✓ |
- ★ hash '' |
- name '' |
-
- >]
-
- categories [label=<
-
- categories |
- 🔑 id |
- ★ name '' |
- app_id # |
-
- >, shape=box, margin=0]
-
- log [label=<
-
- log |
- 🔑 id |
- key_id # |
- app_id # |
- timestamp # |
- category_id # |
-
- >]
-
- data [label=<
-
- data |
- 🔑 id |
- log_id # |
- key '' |
- value '' |
-
- >]
-
- data:log_id -> log:id [color=blue]
- permissions:user_id -> users:id [color=blue]
- log:key_id -> auth_keys:id [color=blue]
- auth_keys:app_id -> applications:id [color=blue]
- user_access:user_id -> users:id [color=red]
- user_access:app_id -> applications:id [color=red]
- log:app_id -> applications:id [color=blue]
- log:category_id -> categories:id [color=blue]
- categories:app_id -> applications:id [color=blue]
-}
-data_key [label=key]
\ No newline at end of file
diff --git a/test/index.js b/test/index.js
deleted file mode 100644
index d5bfd5a..0000000
--- a/test/index.js
+++ /dev/null
@@ -1,13 +0,0 @@
-/* eslint-disable no-console */
-'use strict';
-
-const dot_parser = require ('../snippets/db/dot_parser');
-
-/**
- * test
- */
-async function test () {
- const data = await dot_parser.create_migration ('db_structure.dot');
- console.log (data);
-}
-test ();
diff --git a/test/test.js b/test/test.js
deleted file mode 100644
index b5289ba..0000000
--- a/test/test.js
+++ /dev/null
@@ -1,191 +0,0 @@
-'use strict';
-
-/**
- * create table users
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_users (knex) {
- return knex.schema.createTable ('users', (table) => {
- table.increments ('id');
- table.string ('name');
- table.string ('email');
- table.string ('password');
- table.string ('salt');
- table.boolean ('deleted');
-
- table.unique ('name', 'email');
- });
-}
-
-/**
- * create table applications
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_applications (knex) {
- return knex.schema.createTable ('applications', (table) => {
- table.increments ('id');
- table.string ('name');
- });
-}
-
-/**
- * create table permissions
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_permissions (knex) {
- return knex.schema.createTable ('permissions', (table) => {
- table.increments ('id');
- table.integer ('user_id');
- table.boolean ('create_app');
- table.boolean ('manage_users');
- table.boolean ('manage_permissions');
- table.boolean ('manage_apps');
- table.boolean ('manage_keys');
- table.boolean ('issue_key');
-
- table.foreign ('user_id')
- .references ('id')
- .inTable ('users');
- });
-}
-
-/**
- * create table user_access
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_user_access (knex) {
- return knex.schema.createTable ('user_access', (table) => {
- table.increments ('id');
- table.integer ('user_id');
- table.integer ('app_id');
- table.string ('crud');
-
- table.foreign ('user_id')
- .references ('id')
- .inTable ('users');
- table.foreign ('app_id')
- .references ('id')
- .inTable ('applications');
- });
-}
-
-/**
- * create table auth_keys
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_auth_keys (knex) {
- return knex.schema.createTable ('auth_keys', (table) => {
- table.increments ('id');
- table.string ('key');
- table.integer ('app_id');
- table.boolean ('read_data');
- table.string ('hash');
- table.string ('name');
-
- table.unique ('key', 'hash');
-
- table.foreign ('app_id')
- .references ('id')
- .inTable ('applications');
- });
-}
-
-/**
- * create table categories
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_categories (knex) {
- return knex.schema.createTable ('categories', (table) => {
- table.increments ('id');
- table.string ('name');
- table.integer ('app_id');
-
- table.unique ('name');
-
- table.foreign ('app_id')
- .references ('id')
- .inTable ('applications');
- });
-}
-
-/**
- * create table log
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_log (knex) {
- return knex.schema.createTable ('log', (table) => {
- table.increments ('id');
- table.integer ('key_id');
- table.integer ('app_id');
- table.integer ('timestamp');
- table.integer ('category_id');
-
- table.foreign ('key_id')
- .references ('id')
- .inTable ('auth_keys');
- table.foreign ('app_id')
- .references ('id')
- .inTable ('applications');
- table.foreign ('category_id')
- .references ('id')
- .inTable ('categories');
- });
-}
-
-/**
- * create table data
- *
- * @param {any} knex database connection
- * @returns {Promise} result
- */
-function create_data (knex) {
- return knex.schema.createTable ('data', (table) => {
- table.increments ('id');
- table.integer ('log_id');
- table.string ('key');
- table.string ('value');
-
- table.foreign ('log_id')
- .references ('id')
- .inTable ('log');
- });
-}
-
-/**
- * run migration
- *
- * @param {any} knex db connection
- */
-async function up (knex) {
- await create_users (knex);
- await create_applications (knex);
- await create_permissions (knex);
- await create_user_access (knex);
- await create_auth_keys (knex);
- await create_categories (knex);
- await create_log (knex);
- await create_data (knex);
-}
-
-/**
- * revert migration
- */
-function down () {
- // noop
-}
-
-module.exports = { up, down };