Unit test for capitalizeFirstLetter newfeed module

tests/unit/functions/newsfeed_spec.js

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+var fs = require("fs");
+var path = require("path");
+var chai = require("chai");
+var expect = chai.expect;
+var vm = require("vm");
+
+
+describe("Functions into modules/default/newsfeed/newsfeed.js", function() {
+
+	Module = {}
+	Module.definitions = {};
+	Module.register = function (name, moduleDefinition) {
+		Module.definitions[name] = moduleDefinition;
+	};
+
+	// load newsfeed.js
+	require("../../../modules/default/newsfeed/newsfeed.js");
+
+	describe("capitalizeFirstLetter", function() {
+		words = {
+			'rodrigo': 'Rodrigo',
+			'123m': '123m',
+			'magic mirror': 'Magic mirror',
+			',a': ',a',
+			"ñandú": "Ñandú",
+			".!": ".!"
+		};
+
+		Object.keys(words).forEach(word => {
+			it(`for ${word} should return ${words[word]}`, function() {
+				expect(Module.definitions.newsfeed.capitalizeFirstLetter(word)).to.equal(words[word]);
+			});
+		});
+	});
+
+});
+