slv-utils/test/build.js

Utilities for working with SLV and DAT files.

'use strict';

const fs = require('fs');
const path = require('path');

const extensionOutputFiles = {
  'slv-parse': 'json',
  'dat-serialize': 'dat',
  'rct-serialize': 'rct',
  'rct-parse': 'json',
  'dat-parse': 'json'
};
let casesDirs = fs.readdirSync('./test/cases');
delete casesDirs[casesDirs.indexOf('other')];
delete casesDirs[casesDirs.indexOf('cases.json')];
let tests = casesDirs.reduce((result, dir) => {
  let files = fs.readdirSync(
    path.join('./test/cases', dir, 'input/')
  );
  let cases = files.map((caseName) => {
    let input = fs.readFileSync(
      path.join('./test/cases', dir, 'input', caseName)
    ).toString();
    let name = getFileName(caseName);
    let expected = fs.readFileSync(
      path.join('./test/cases', dir, 'output', name + '.' + extensionOutputFiles[dir]),
      'utf8'
    ).toString();
    return makeCaseObj(dir, input, expected, name);
  });
  result[dir] = cases;
  return result;
}, {});

fs.writeFile('./test/cases/cases.json', JSON.stringify(tests, null, 2), (err) => {
  if (err) throw err;
  console.log('Tests build');
});

function getFileName(filename) {
  return filename.match(/^([A-Za-z0-9-]+).([A-Za-z]+)$/)[1];
}

function makeCaseObj(type, input, expected, name) {
  switch(type) {
  case 'slv-parse':
    // input no change
    expected = JSON.parse(expected);
    break;
  case 'rct-parse':
    // input no change
    expected = JSON.parse(expected);
    break;
  case 'dat-parse':
    // input no change
    expected = JSON.parse(expected);
    break;
  case 'dat-serialize':
    input = JSON.parse(input);
    //expected no change
    break;
  case 'rct-serialize':
    input = JSON.parse(input);
    //expected no change
    break;
  }
  return {
    name,
    input,
    expected
  };
}