utilities/test/index.js

/*
 * Copyright (C) Sapphirecode - All Rights Reserved
 * This file is part of utilities which is released under MIT.
 * See file 'LICENSE' for full license details.
 * Created by Timo Hocker <timo@scode.ovh>, May 2020
 */

/* eslint-disable no-magic-numbers */
// @ts-nocheck
'use strict';

const test = require ('ava');
const util = require ('../index');

test ('truncate_decimal', (t) => {
  const trunc = util.truncate_decimal (1.23456, 2);
  t.is (trunc, 1.23);
});

test ('try_parse_json should parse', (t) => {
  const str = '{"test":"foo"}';
  t.notThrows (() => {
    const json = util.try_parse_json (str);
    t.deepEqual (json, { test: 'foo' });
  });
});

test ('try_parse_json should fail', (t) => {
  const str = '{"test":foo"}';
  t.notThrows (() => {
    const json = util.try_parse_json (str);
    t.is (json, null);
  });
});

test ('copy object', (t) => {
  const obj = { foo: 'bar', bar: { foo: 'baz' } };
  const copy = util.copy_object (obj);
  t.deepEqual (obj, copy);
  copy.foo = 'baz';
  copy.bar.foo = 'bar';
  t.is (copy.foo, 'baz');
  t.is (copy.bar.foo, 'bar');
  t.is (obj.foo, 'bar');
  t.is (obj.bar.foo, 'baz');
});

test ('run regex', (t) => {
  const data = 'foobarfoo';
  const regex = /foo/gu;
  let count = 0;
  util.run_regex (regex, data, (res) => {
    t.is (res[0], 'foo');
    count++;
  });
  t.is (count, 2);
});

test ('run non-global regex', (t) => {
  const data = 'foobarfoo';
  const regex = /foo/u;
  let count = 0;
  util.run_regex (regex, data, (res) => {
    t.is (res[0], 'foo');
    count++;
  });
  t.is (count, 1);
});

test ('run non-global regex without result', (t) => {
  const data = 'foobarfoo';
  const regex = /baz/u;
  let count = 0;
  util.run_regex (regex, data, () => {
    count++;
  });
  t.is (count, 0);
});

test ('check isnil with undefined', (t) => {
  t.is (util.is_nil (), true);
});

test ('check isnil with null', (t) => {
  t.is (util.is_nil (null), true);
});

test ('check isnil with empty string', (t) => {
  t.is (util.is_nil (''), false);
});

test ('check isnil with string', (t) => {
  t.is (util.is_nil ('foo'), false);
});

test ('check isnil with 0', (t) => {
  t.is (util.is_nil (0), false);
});

test ('check isnil with nan', (t) => {
  t.is (util.is_nil (parseInt ('foo')), true);
});

test ('check isnil with int', (t) => {
  t.is (util.is_nil (parseInt ('42')), false);
});

test ('recursive filter', (t) => {
  const raw = [
    { name: 'include_foo' },
    {
      name:     'include_bar',
      children: [
        { name: 'foo' },
        { name: 'bar' }
      ]
    },
    {
      name:     'baz',
      children: [
        { name: 'include_foo' },
        { name: 'bar' }
      ]
    },
    {
      name:     'barbaz',
      children: [
        { name: 'foo' },
        { name: 'bar' }
      ]
    }
  ];
  const filtered = [
    { name: 'include_foo' },
    {
      name:     'include_bar',
      children: [
        { name: 'foo' },
        { name: 'bar' }
      ]
    },
    {
      name:     'baz',
      children: [ { name: 'include_foo' } ]
    }
  ];
  const filter = {
    field:  'name',
    filter: /^include_.*/ui
  };
  const result = util.recursive_filter (raw, [ filter ]);
  t.deepEqual (filtered, result);
});

test ('recursive filter multifield', (t) => {
  const raw = [
    { name: 'foo', f: 'include' },
    {
      name:     'include_bar',
      children: [
        { name: 'foo' },
        { name: 'bar' }
      ]
    },
    {
      name:     'baz',
      children: [
        { name: 'include_foo' },
        { name: 'bar' }
      ]
    },
    {
      name:     'barbaz',
      children: [
        { name: 'foo' },
        { name: 'bar' }
      ]
    }
  ];
  const filtered = [ { name: 'foo', f: 'include' } ];
  const filter = {
    fields:  [
      'name',
      'f'
    ],
    filter: /foo include/ui
  };
  const result = util.recursive_filter (raw, [ filter ]);
  t.deepEqual (filtered, result);
});