gulpfile.js

'use strict';

const gulp = require('gulp');
const plugins = require('gulp-load-plugins')();
const del = require('del');

const TESTS = [
  'test-dist/test/test-ravel-steam-auth-provider.js',
  'test-dist/test/test-integration.js'
];

gulp.task('lint', function () {
  return gulp.src(['./lib/**/*.js', './test/**/*.js', 'gulpfile.js'])
    .pipe(plugins.eslint())
    .pipe(plugins.eslint.format())
    .pipe(plugins.eslint.failAfterError());
});

gulp.task('watch', ['lint'], function () {
  gulp.watch(['./lib/**/*.js'], ['lint']);
  gulp.watch(['gulpfile.js', './test/**/*.js'], ['lint']);
});

gulp.task('clean', function () {
  return del([
    'reports', 'docs', 'test-dist'
  ]);
});

gulp.task('cover-lib', ['transpile-lib'], function () {
  return gulp.src(['./test-dist/lib/**/*.js'])
    .pipe(plugins.istanbul({
      //  instrumenter: isparta.Instrumenter,
      includeUntested: true
    }))
    .pipe(plugins.istanbul.hookRequire());
});

gulp.task('copy-lib', ['clean', 'lint'], function () {
  return gulp.src('lib/**/*.js')
    .pipe(gulp.dest('test-dist/lib'));
});

gulp.task('transpile-lib', ['clean', 'lint'], function () {
  return gulp.src('lib/**/*.js')
    .pipe(plugins.sourcemaps.init())
    .pipe(plugins.babel())
    .pipe(plugins.sourcemaps.write('.'))
    .pipe(gulp.dest('test-dist/lib'));
});

gulp.task('transpile-tests', ['clean', 'lint'], function () {
  return gulp.src('test/**/*.js')
    .pipe(plugins.sourcemaps.init())
    .pipe(plugins.babel())
    .pipe(plugins.sourcemaps.write('.'))
    .pipe(gulp.dest('test-dist/test'));
});

// necessary to locate issues in code, due to https://github.com/gotwarlost/istanbul/issues/274
gulp.task('test-no-cov', ['copy-lib', 'transpile-tests'], function () {
  const env = plugins.env.set({
    LOG_LEVEL: 'critical'
  });
  return gulp.src(TESTS)
    .pipe(env)
    .pipe(plugins.mocha({
      reporter: 'spec',
      quiet: false,
      colors: true,
      timeout: 10000
    }))
    .pipe(env.reset);
});

gulp.task('test', ['cover-lib', 'transpile-tests'], function () {
  const env = plugins.env.set({
    LOG_LEVEL: 'critical'
  });
  return gulp.src(TESTS)
    .pipe(env)
    .pipe(plugins.mocha({
      reporter: 'spec',
      quiet: false,
      colors: true,
      timeout: 60000
    }))
    // Creating the reports after tests ran
    .pipe(plugins.istanbul.writeReports({
      dir: './reports',
      reporters: ['lcov', 'json', 'text', 'text-summary', 'html']
    }))
    // Enforce a coverage of at least 100%
    // .pipe(plugins.istanbul.enforceThresholds({ thresholds: { global: 100 } }))
    .pipe(env.reset);
});

gulp.task('show-coverage', function () {
  return gulp.src('./reports/index.html')
    .pipe(plugins.open());
});

gulp.task('default', ['watch']);