lego/lib/test.js

Static Package Manager

var exeq = require('lego-exeq');
var path = require('path');
var mochaBrowser = require('mocha-browser2');
var doc = require('./doc');
var mo = require('../lib/sdk/module');
var port = 8015;
var output = '_site/coverage.html';
var outputJSON = '_site/coverage.json';

module.exports = function(config) {

  var nocoverage = config.nocoverage;
  var coveralls = config.coveralls;

  console.log();
  console.log('  Starting service for test runner ...'.to.cyan.color);

  doc({
    server: true,
    port: port
  }, function() {

    mochaBrowser({
      page: 'http://127.0.0.1:' + port + '/tests/runner.html',
      reporter: 'spec',
      timeout: 0
    }, function(code) {
      if (code !== 0) {
        process.exit(code);
      }

      if (nocoverage) {
        process.exit(0);
      }

      mo.getSourceFiles().forEach(function(item) {
        if (!path.extname(item)) {
          item = item + '.js';
        }
        if (path.extname(item) === '.js') {
          processCovFile(item);
        }
      });

      if (coveralls) {
        exeq([
          path.dirname(__dirname) +
          '/node_modules/.bin/mocha-browser ' +
          'http://127.0.0.1:' + port + '/tests/runner.html?cov -S -R lcov'
        ]).on('done', function() {
          process.exit(0);
        });
        return;
      }

      exeq([
        path.dirname(__dirname) +
        '/node_modules/.bin/mocha-browser ' +
        'http://127.0.0.1:' + port + '/tests/runner.html?cov -R html-cov -o ' +
        outputJSON +' > ' + output
      ]).on('done', function() {
        try {
          var covJSON = require(path.resolve(outputJSON));
          var percentage = Math.round(covJSON.coverage) + '%';
          var sloc = covJSON.sloc.toString();
          console.log('  ' + percentage.to.green + ' coverage, ' + sloc.to.green + ' sloc');
          for (var i=0; i<covJSON.files.length; i++) {
            var fileName = covJSON.files[i].filename;
            var filePercentage = Math.round(covJSON.files[i].coverage) + '%';
            var fileSloc = covJSON.files[i].sloc.toString();
            console.log('    ' + (path.relative(process.cwd(), fileName) + ': ').to.grey +
              filePercentage.to.green + ' coverage, '.to.grey + fileSloc.to.green + ' sloc'.to.grey);
          }
          console.log('  You can see more detail in ' + output.to.cyan.color);
        } catch(e) {
          console.log('');
          console.log(('   Fail to output ' + outputJSON).to.red.color);
          console.log(e);
        }
        console.log();
        process.exit(0);
      });
    });
  });
};

function processCovFile(source) {
  var dest;
  if (/\.\w+$/.test(source)) {
    dest = source.replace(/(\.\w+)$/, '-cov$1');
  } else {
    dest = source + '-cov';
  }

  require('jscoverage').processFile(
    path.join(process.cwd(), source),
    path.join(process.cwd(), '_site/' + dest)
  );
}