mason/test/build.test.js

var should = require('should');
var fs = require('fs');
var rimraf = require('rimraf');
var path = require('path');

var mason = require('../index');

var COMPILED = __dirname + '/compiled';

function emptyCompiled() {
  rimraf.sync(COMPILED);
  fs.mkdirSync(COMPILED);
}

function startsEmpty() {
  it('starts empty', function() {
    var files = fs.readdirSync(COMPILED);
    files.should.be.empty;
  });
}

describe('Building', function() {

  describe('JS with uglify', function() {
    var A1_FILE = __dirname + '/fixtures/public/vendor/a1.js';
    var A2_FILE = __dirname + '/fixtures/public/vendor/a2.js';
    var MASON_FILE = __dirname + '/fixtures/mason_js.json';
    var DEST_FILE = __dirname + '/compiled/a.js';
    var initialSize, aJs;

    before(emptyCompiled);
    before(function getInitialSize() {
      var a1 = fs.statSync(A1_FILE);
      var a2 = fs.statSync(A2_FILE);
      initialSize = a1.size + a2.size;
    });

    describe('/compiled directory', startsEmpty);
    describe('build', function() {
      it('should run without error', function() {
        mason(MASON_FILE).build();
      });
    });
    describe('target a.js', function() {
      it('should exist', function() {
        aJs = fs.statSync(DEST_FILE);
        aJs.isFile().should.equal(true);
      });
      it('should have working content', function() {
        var compiledA = require(DEST_FILE);
        should.exist(compiledA.a1);
        should.exist(compiledA.a2);
        compiledA.a1.should.equal('This is a1');
        compiledA.a2().should.equal('This is a2');
        should.not.exist(compiledA.b1);
      });
      it('should have been compressed', function() {
        aJs.size.should.be.lessThan(initialSize);
      });
    });
    describe('target b.js', function() {
      it('should exist', function() {
        var bJs = fs.statSync(__dirname + '/compiled/b/index.js');
        bJs.isFile().should.equal(true);
      });
      it('should have uglified content', function() {
        var compiledB = require(__dirname + '/compiled/b/index.js');
        should.exist(compiledB.b1);
        should.exist(compiledB.b2);
        compiledB.b1.should.equal('This is b1');
        compiledB.b2().should.equal('This is b2');
        should.not.exist(compiledB.a1);
      });
    });
  });
  describe('stylus', function() {
    var MASON_FILE = __dirname + '/fixtures/mason_stylus.json';
    var DEST_FILE = __dirname + '/compiled/a.css';
    var REF_FILE = __dirname + '/fixtures/reference/a.css';

    before(emptyCompiled);

    describe('/compiled directory', startsEmpty);
    describe('build', function() {
      it('should run without error', function() {
        mason(MASON_FILE).build();
      });
    });
    describe('target a.css', function() {
      it('should exist', function() {
        var aCss = fs.statSync(DEST_FILE);
        aCss.isFile().should.equal(true);
      });
      it('should have compiled css content', function() {
        var css = fs.readFileSync(DEST_FILE, 'utf-8');
        var ref = fs.readFileSync(REF_FILE, 'utf-8');
        css.should.equal(ref);
      });
    });
  });
  describe('simple jade file', function() {
    var MASON_FILE = __dirname + '/fixtures/mason_jade_simple.json';
    var DEST_FILE = __dirname + '/compiled/a.html';
    var REF_FILE = __dirname + '/fixtures/reference/a.html';

    before(emptyCompiled);

    describe('/compiled directory', startsEmpty);
    describe('build', function() {
      it('should run without error', function() {
        mason(MASON_FILE).build();
      });
    });
    describe('target viewA', function() {
      it('should exist', function() {
        var aHtml = fs.statSync(DEST_FILE);
        aHtml.isFile().should.equal(true);
      });
      it('should have compiled html content', function() {
        var html = fs.readFileSync(DEST_FILE, 'utf-8');
        var ref = fs.readFileSync(REF_FILE, 'utf-8');
        html.should.equal(ref);
      });
    });
  });
  describe('complex jade (locals, mode, only)', function() {
    var MASON_FILE = __dirname + '/fixtures/mason_jade_complex.json';
    var DEST_DIR = __dirname + '/compiled';
    var DEST_FILE = __dirname + '/compiled/b.html';
    var REF_FILE = __dirname + '/fixtures/reference/b.html';

    before(emptyCompiled);

    describe('/compiled directory', startsEmpty);
    describe('build', function() {
      it('should run without error', function() {
        mason({
          file: MASON_FILE,
          modes: {
            'a.js': 'debug',
            'b.js': 'uglify'
          },
          only: ['viewB', 'a.js', 'b.js']
        }).build();
      });
    });
    describe('target viewB', function() {
      it('should exist', function() {
        var aHtml = fs.statSync(DEST_FILE);
        aHtml.isFile().should.equal(true);
      });
      it('should have compiled html content', function() {
        var html = fs.readFileSync(DEST_FILE, 'utf-8');
        var ref = fs.readFileSync(REF_FILE, 'utf-8');
        html.should.equal(ref);
      });
    });
    describe('omitted targets', function() {
      it('should not exist', function() {
        var aCss = fs.readdirSync(DEST_DIR);
        aCss.should.eql(['a.js', 'b', 'b.html']);
      });
    });
  });
});