Add markdown format support (#25)

Co-authored-by: Dawid Dziurla <dawidd0811@gmail.com>

node_modules/showdown/test/node/showdown.helpers.js

@@ -0,0 +1,248 @@
+/**
+ * Created by Estevao on 27/01/2017.
+ */
+/*jshint expr: true*/
+/*jshint -W053 */
+/*jshint -W010 */
+/*jshint -W009 */
+var bootstrap = require('../bootstrap.js'),
+    showdown = bootstrap.showdown;
+
+describe('encodeEmailAddress()', function () {
+  'use strict';
+  var encoder = showdown.helper.encodeEmailAddress,
+      email = 'foobar@example.com',
+      encodedEmail = encoder(email);
+
+  it('should encode email', function () {
+    encodedEmail.should.not.equal(email);
+  });
+
+  it('should decode to original email', function () {
+    var decodedEmail = encodedEmail.replace(/&#(.+?);/g, function (wm, cc) {
+      if (cc.charAt(0) === 'x') {
+        //hex
+        return String.fromCharCode('0' + cc);
+      } else {
+        //dec
+        return String.fromCharCode(cc);
+      }
+    });
+    decodedEmail.should.equal(email);
+  });
+});
+
+describe('isString()', function () {
+  'use strict';
+  var isString = showdown.helper.isString;
+
+  it('should return true for new String Object', function () {
+    isString(new String('some string')).should.be.true;
+  });
+
+  it('should return true for String Object', function () {
+    isString(String('some string')).should.be.true;
+  });
+
+  it('should return true for string literal', function () {
+    isString('some string').should.be.true;
+  });
+
+  it('should return false for integers', function () {
+    isString(5).should.be.false;
+  });
+
+  it('should return false for random objects', function () {
+    isString({foo: 'bar'}).should.be.false;
+  });
+
+  it('should return false for arrays', function () {
+    isString(['bar']).should.be.false;
+  });
+});
+
+describe('isFunction()', function () {
+  'use strict';
+  var isFunction = showdown.helper.isFunction;
+
+  it('should return true for closures', function () {
+    isFunction(function () {}).should.be.true;
+  });
+
+  it('should return true for defined functions', function () {
+    function foo () {}
+    isFunction(foo).should.be.true;
+  });
+
+  it('should return true for function variables', function () {
+    var bar = function () {};
+    isFunction(bar).should.be.true;
+  });
+
+  it('should return false for hash objects', function () {
+    isFunction({}).should.be.false;
+  });
+
+  it('should return false for objects', function () {
+    isFunction(new Object ()).should.be.false;
+  });
+
+  it('should return false for string primitives', function () {
+    isFunction('foo').should.be.false;
+  });
+});
+
+describe('isArray()', function () {
+  'use strict';
+  var isArray = showdown.helper.isArray;
+
+  it('should return true for short syntax arrays', function () {
+    isArray([]).should.be.true;
+  });
+
+  it('should return true for array objects', function () {
+    var myArr = new Array();
+    isArray(myArr).should.be.true;
+  });
+
+  it('should return false for functions', function () {
+    isArray(function () {}).should.be.false;
+    function baz () {}
+    isArray(baz).should.be.false;
+  });
+
+  it('should return false for objects', function () {
+    isArray({}).should.be.false;
+    isArray(new Object ()).should.be.false;
+  });
+
+  it('should return false for strings', function () {
+    isArray('foo').should.be.false;
+    isArray(new String('foo')).should.be.false;
+  });
+});
+
+describe('isUndefined()', function () {
+  'use strict';
+  var isUndefined = showdown.helper.isUndefined;
+
+  it('should return true if nothing is passed', function () {
+    isUndefined().should.be.true;
+  });
+
+  it('should return true if a variable is initialized but not defined', function () {
+    var myVar;
+    isUndefined(myVar).should.be.true;
+  });
+
+  it('should return false for null', function () {
+    isUndefined(null).should.be.false;
+  });
+
+  it('should return false for 0', function () {
+    isUndefined(0).should.be.false;
+  });
+
+  it('should return false for empty string', function () {
+    isUndefined('').should.be.false;
+  });
+
+  it('should return false for empty booleans false or true', function () {
+    isUndefined(false).should.be.false;
+    isUndefined(true).should.be.false;
+  });
+
+  it('should return false for anything not undefined', function () {
+    isUndefined('foo').should.be.false;
+    isUndefined(2).should.be.false;
+    isUndefined({}).should.be.false;
+  });
+});
+
+describe('stdExtName()', function () {
+  'use strict';
+  var stdExtName = showdown.helper.stdExtName;
+
+  it('should remove certain chars', function () {
+    var str = 'bla_-  \nbla';
+    //[_?*+\/\\.^-]
+    stdExtName(str).should.not.match(/[_?*+\/\\.^-]/g);
+  });
+  it('should make everything lowercase', function () {
+    var str = 'BLABLA';
+    //[_?*+\/\\.^-]
+    stdExtName(str).should.equal('blabla');
+  });
+});
+
+describe('forEach()', function () {
+  'use strict';
+  var forEach = showdown.helper.forEach;
+
+  it('should throw an error if first parameter is undefined', function () {
+    (function () {forEach();}).should.throw('obj param is required');
+  });
+
+  it('should throw an error if second parameter is undefined', function () {
+    (function () {forEach([]);}).should.throw('callback param is required');
+  });
+
+  it('should throw an error if second parameter is not a function', function () {
+    (function () {forEach([], 'foo');}).should.throw('callback param must be a function/closure');
+  });
+
+  it('should throw an error if first parameter is not an object or an array', function () {
+    (function () {forEach('foo', function () {});}).should.throw('obj does not seem to be an array or an iterable object');
+  });
+
+  it('should not throw even if object is empty', function () {
+    (function () {forEach({}, function () {});}).should.not.throw();
+  });
+
+  it('should iterate array items', function () {
+    var myArray = ['banana', 'orange', 'grape'];
+    forEach(myArray, function (val, key, obj) {
+      key.should.be.a('number');
+      (key % 1).should.equal(0);
+      val.should.equal(myArray[key]);
+      obj.should.equal(myArray);
+    });
+  });
+
+  it('should iterate over object properties', function () {
+    var myObj = {foo: 'banana', bar: 'orange', baz: 'grape'};
+    forEach(myObj, function (val, key, obj) {
+      myObj.should.have.ownProperty(key);
+      val.should.equal(myObj[key]);
+      obj.should.equal(myObj);
+    });
+  });
+
+  it('should iterate only over object own properties', function () {
+    var Obj1 = {foo: 'banana'},
+        myObj = Object.create(Obj1);
+    myObj.bar = 'orange';
+    myObj.baz = 'grape';
+
+    myObj.should.have.ownProperty('bar');
+    myObj.should.have.ownProperty('baz');
+    myObj.should.not.have.ownProperty('foo');
+
+    forEach(myObj, function (val, key) {
+      key.should.not.equal('foo');
+    });
+  });
+});
+
+describe('matchRecursiveRegExp()', function () {
+  'use strict';
+
+  var rRegExp = showdown.helper.matchRecursiveRegExp;
+
+  it('should match nested elements', function () {
+    var result = rRegExp('<div><div>a</div></div>', '<div\\b[^>]*>', '</div>', 'gim');
+    result.should.deep.equal([['<div><div>a</div></div>', '<div>a</div>', '<div>', '</div>']]);
+  });
+
+});
+