const expect = require('chai').expect,
  path = require('path'),
  fs = require('fs'),
  parse = require('../../lib/parse');


describe('Parse function tests', function() {
  describe('getRootFiles function', function() {
    it('Should return an array with only one root file path', function() {
      let folderPath = path.join(__dirname, '../data/multiFile_with_one_root'),
        array = [
          { fileName: folderPath + '/index.yaml' },
          { fileName: folderPath + '/definitions/index.yaml' },
          { fileName: folderPath + '/definitions/User.yaml' },
          { fileName: folderPath + '/info/index.yaml' },
          { fileName: folderPath + '/paths/index.yaml' },
          { fileName: folderPath + '/paths/foo.yaml' },
          { fileName: folderPath + '/paths/bar.yaml' }
        ],
        result = parse.getRootFiles(array);
      expect(result.length).to.equal(1);
      expect(result[0]).to.equal('/Users/dhroovgupta/Postman/projects/openapi-to-postman' +
      '/test/data/multiFile_with_one_root/index.yaml');
    });
  });

  describe('validateRoot function', function() {
    it('Should return an object with result true', function() {
      let oas = {
          'openapi': '3.0.0',
          'info': {
            'title': 'sample title',
            'version': '1.2.4'
          },
          'paths': {
            '/': {}
          }
        },
        result = parse.validateRoot(oas);
      expect(result.result).to.equal(true);
    });
  });

  describe('getOasObject function', function() {
    it('Should return a valid oas object from a yaml file', function() {
      let filePath = '/Users/dhroovgupta/Postman/projects/openapi-to-postman' +
      '/test/data/multiFile_with_one_root/index.yaml',
        file = fs.readFileSync(filePath, 'utf8'),
        result = parse.getOasObject(file);

      expect(result.openapi).to.equal('3.0.0');
    });
  });
});