causalityjs/test/eslint.js

A library for reactive programming based on Javascript proxies.

const CLIEngine = require('eslint').CLIEngine;
const assert = require('assert');

const engine = new CLIEngine({
  envs: ['node', 'mocha'],
  useEslintrc: true,
});

const results = engine.executeOnFiles(['./causality.js']).results;

describe('ESLint', function() {
  results.forEach((result) => generateTest(result));
});

function generateTest(result) {
  const { filePath, messages } = result;

  it(`validates ${filePath}`, function() {
    if (messages.length > 0) {
      assert.fail(formatMessages(messages));
    }
  });
}

function formatMessages(messages) {
  const errors = messages.map((message) => {
    return `${message.line}:${message.column} ${message.message.slice(0, -1)} - ${message.ruleId}\n`;
  });

  return `\n${errors.join('')}`;
}