esther-medina-quintero-parser-nearley/test/compile.spec.js

Lab for language processors

// @ts-check
/**
 * @description A file with the tests for the Egg lang parser
 * @author AluXXX Name <alu0101434780@ull.edu.es>
 * @since 13/03/2024
 */

 'use strict';

 const should = require('chai').should();
 const { parseFromFile } = require("../index.js");
 
 const fs = require('fs');
 const { skipKeys, simpleDeb } = require('../src/utils.js');
 const { expect } = require('chai');
 
 skipKeys(['toString', "line", "offset", "lineBreaks"]);
 
 describe('Compiler', () => {
   const runTest = (testName) => {
     const expected = JSON.parse(fs.readFileSync('test/ast/' + testName + '.json', {encoding: 'utf8'}));
     const actual = parseFromFile('test/examples/' + testName + '.egg');
     expect(actual).to.deep.equal(expected);
     debugger; 
   };
 
   const testList = [
    // 'array',
    'dodefsum',
    'eof',
    'fun',
    'if',
    'scope',
    'fun-fun',
    'syntax',
    'fun3',
    'two',
    'greater-x-5',
    'string',
    'sum',
    /* ... */
   ];
 
   testList.forEach((test) => {
     it(test, () => {
       runTest(test);
     });
   });
 });
 
 describe('Compiler errors', () => {
   const basePath = 'test/errors/';
 
   const testList = [
     { name: 'unexpected-token-comma', error: /Unexpected.*token.*,/i },
     { name: 'unexpected-eof',   error: /Unexpected.*EOF.*token/i },
     { name: 'unexpected-token-word', error: /Unexpected.*WORD.token/i },
     { name: 'one-err-2', error: /Unexpected.*EOF.*token/i },
     { name: 'one-err', error: /Unexpected.*WORD.token/i },
     { name: 'unbalanced', error: /Unexpected.*EOF.*token/i },
     { name: 'expcomma', error: /Unexpected.*token.*,/i}
   ];
 
   const runTest = (test) => {
     it(test.name, async () => {
       try {
         await parseFromFile(`${basePath}${test.name}.egg`)
       } catch (e) {
        //  console.log(e);
         should.equal(test.error.test(e), true)
       }
     });
   };
 
   testList.forEach((test) => {
     runTest(test);
   });
 });