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diff --git a/tests/lib/mocha-3.1.2/lib/reporters/base.js b/tests/lib/mocha-3.1.2/lib/reporters/base.js
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+'use strict';
+
+/**
+ * Module dependencies.
+ */
+
+var tty = require('tty');
+var diff = require('diff');
+var ms = require('../ms');
+var utils = require('../utils');
+var supportsColor = process.browser ? null : require('supports-color');
+
+/**
+ * Expose `Base`.
+ */
+
+exports = module.exports = Base;
+
+/**
+ * Save timer references to avoid Sinon interfering.
+ * See: https://github.com/mochajs/mocha/issues/237
+ */
+
+/* eslint-disable no-unused-vars, no-native-reassign */
+var Date = global.Date;
+var setTimeout = global.setTimeout;
+var setInterval = global.setInterval;
+var clearTimeout = global.clearTimeout;
+var clearInterval = global.clearInterval;
+/* eslint-enable no-unused-vars, no-native-reassign */
+
+/**
+ * Check if both stdio streams are associated with a tty.
+ */
+
+var isatty = tty.isatty(1) && tty.isatty(2);
+
+/**
+ * Enable coloring by default, except in the browser interface.
+ */
+
+exports.useColors = !process.browser && (supportsColor || (process.env.MOCHA_COLORS !== undefined));
+
+/**
+ * Inline diffs instead of +/-
+ */
+
+exports.inlineDiffs = false;
+
+/**
+ * Default color map.
+ */
+
+exports.colors = {
+ pass: 90,
+ fail: 31,
+ 'bright pass': 92,
+ 'bright fail': 91,
+ 'bright yellow': 93,
+ pending: 36,
+ suite: 0,
+ 'error title': 0,
+ 'error message': 31,
+ 'error stack': 90,
+ checkmark: 32,
+ fast: 90,
+ medium: 33,
+ slow: 31,
+ green: 32,
+ light: 90,
+ 'diff gutter': 90,
+ 'diff added': 32,
+ 'diff removed': 31
+};
+
+/**
+ * Default symbol map.
+ */
+
+exports.symbols = {
+ ok: '✓',
+ err: '✖',
+ dot: '․',
+ comma: ',',
+ bang: '!'
+};
+
+// With node.js on Windows: use symbols available in terminal default fonts
+if (process.platform === 'win32') {
+ exports.symbols.ok = '\u221A';
+ exports.symbols.err = '\u00D7';
+ exports.symbols.dot = '.';
+}
+
+/**
+ * Color `str` with the given `type`,
+ * allowing colors to be disabled,
+ * as well as user-defined color
+ * schemes.
+ *
+ * @param {string} type
+ * @param {string} str
+ * @return {string}
+ * @api private
+ */
+var color = exports.color = function (type, str) {
+ if (!exports.useColors) {
+ return String(str);
+ }
+ return '\u001b[' + exports.colors[type] + 'm' + str + '\u001b[0m';
+};
+
+/**
+ * Expose term window size, with some defaults for when stderr is not a tty.
+ */
+
+exports.window = {
+ width: 75
+};
+
+if (isatty) {
+ exports.window.width = process.stdout.getWindowSize
+ ? process.stdout.getWindowSize(1)[0]
+ : tty.getWindowSize()[1];
+}
+
+/**
+ * Expose some basic cursor interactions that are common among reporters.
+ */
+
+exports.cursor = {
+ hide: function () {
+ isatty && process.stdout.write('\u001b[?25l');
+ },
+
+ show: function () {
+ isatty && process.stdout.write('\u001b[?25h');
+ },
+
+ deleteLine: function () {
+ isatty && process.stdout.write('\u001b[2K');
+ },
+
+ beginningOfLine: function () {
+ isatty && process.stdout.write('\u001b[0G');
+ },
+
+ CR: function () {
+ if (isatty) {
+ exports.cursor.deleteLine();
+ exports.cursor.beginningOfLine();
+ } else {
+ process.stdout.write('\r');
+ }
+ }
+};
+
+/**
+ * Outut the given `failures` as a list.
+ *
+ * @param {Array} failures
+ * @api public
+ */
+
+exports.list = function (failures) {
+ console.log();
+ failures.forEach(function (test, i) {
+ // format
+ var fmt = color('error title', ' %s) %s:\n') +
+ color('error message', ' %s') +
+ color('error stack', '\n%s\n');
+
+ // msg
+ var msg;
+ var err = test.err;
+ var message;
+ if (err.message && typeof err.message.toString === 'function') {
+ message = err.message + '';
+ } else if (typeof err.inspect === 'function') {
+ message = err.inspect() + '';
+ } else {
+ message = '';
+ }
+ var stack = err.stack || message;
+ var index = message ? stack.indexOf(message) : -1;
+ var actual = err.actual;
+ var expected = err.expected;
+ var escape = true;
+
+ if (index === -1) {
+ msg = message;
+ } else {
+ index += message.length;
+ msg = stack.slice(0, index);
+ // remove msg from stack
+ stack = stack.slice(index + 1);
+ }
+
+ // uncaught
+ if (err.uncaught) {
+ msg = 'Uncaught ' + msg;
+ }
+ // explicitly show diff
+ if (err.showDiff !== false && sameType(actual, expected) && expected !== undefined) {
+ escape = false;
+ if (!(utils.isString(actual) && utils.isString(expected))) {
+ err.actual = actual = utils.stringify(actual);
+ err.expected = expected = utils.stringify(expected);
+ }
+
+ fmt = color('error title', ' %s) %s:\n%s') + color('error stack', '\n%s\n');
+ var match = message.match(/^([^:]+): expected/);
+ msg = '\n ' + color('error message', match ? match[1] : msg);
+
+ if (exports.inlineDiffs) {
+ msg += inlineDiff(err, escape);
+ } else {
+ msg += unifiedDiff(err, escape);
+ }
+ }
+
+ // indent stack trace
+ stack = stack.replace(/^/gm, ' ');
+
+ console.log(fmt, (i + 1), test.fullTitle(), msg, stack);
+ });
+};
+
+/**
+ * Initialize a new `Base` reporter.
+ *
+ * All other reporters generally
+ * inherit from this reporter, providing
+ * stats such as test duration, number
+ * of tests passed / failed etc.
+ *
+ * @param {Runner} runner
+ * @api public
+ */
+
+function Base (runner) {
+ var stats = this.stats = { suites: 0, tests: 0, passes: 0, pending: 0, failures: 0 };
+ var failures = this.failures = [];
+
+ if (!runner) {
+ return;
+ }
+ this.runner = runner;
+
+ runner.stats = stats;
+
+ runner.on('start', function () {
+ stats.start = new Date();
+ });
+
+ runner.on('suite', function (suite) {
+ stats.suites = stats.suites || 0;
+ suite.root || stats.suites++;
+ });
+
+ runner.on('test end', function () {
+ stats.tests = stats.tests || 0;
+ stats.tests++;
+ });
+
+ runner.on('pass', function (test) {
+ stats.passes = stats.passes || 0;
+
+ if (test.duration > test.slow()) {
+ test.speed = 'slow';
+ } else if (test.duration > test.slow() / 2) {
+ test.speed = 'medium';
+ } else {
+ test.speed = 'fast';
+ }
+
+ stats.passes++;
+ });
+
+ runner.on('fail', function (test, err) {
+ stats.failures = stats.failures || 0;
+ stats.failures++;
+ test.err = err;
+ failures.push(test);
+ });
+
+ runner.on('end', function () {
+ stats.end = new Date();
+ stats.duration = new Date() - stats.start;
+ });
+
+ runner.on('pending', function () {
+ stats.pending++;
+ });
+}
+
+/**
+ * Output common epilogue used by many of
+ * the bundled reporters.
+ *
+ * @api public
+ */
+Base.prototype.epilogue = function () {
+ var stats = this.stats;
+ var fmt;
+
+ console.log();
+
+ // passes
+ fmt = color('bright pass', ' ') +
+ color('green', ' %d passing') +
+ color('light', ' (%s)');
+
+ console.log(fmt,
+ stats.passes || 0,
+ ms(stats.duration));
+
+ // pending
+ if (stats.pending) {
+ fmt = color('pending', ' ') +
+ color('pending', ' %d pending');
+
+ console.log(fmt, stats.pending);
+ }
+
+ // failures
+ if (stats.failures) {
+ fmt = color('fail', ' %d failing');
+
+ console.log(fmt, stats.failures);
+
+ Base.list(this.failures);
+ console.log();
+ }
+
+ console.log();
+};
+
+/**
+ * Pad the given `str` to `len`.
+ *
+ * @api private
+ * @param {string} str
+ * @param {string} len
+ * @return {string}
+ */
+function pad (str, len) {
+ str = String(str);
+ return Array(len - str.length + 1).join(' ') + str;
+}
+
+/**
+ * Returns an inline diff between 2 strings with coloured ANSI output
+ *
+ * @api private
+ * @param {Error} err with actual/expected
+ * @param {boolean} escape
+ * @return {string} Diff
+ */
+function inlineDiff (err, escape) {
+ var msg = errorDiff(err, 'WordsWithSpace', escape);
+
+ // linenos
+ var lines = msg.split('\n');
+ if (lines.length > 4) {
+ var width = String(lines.length).length;
+ msg = lines.map(function (str, i) {
+ return pad(++i, width) + ' |' + ' ' + str;
+ }).join('\n');
+ }
+
+ // legend
+ msg = '\n' +
+ color('diff removed', 'actual') +
+ ' ' +
+ color('diff added', 'expected') +
+ '\n\n' +
+ msg +
+ '\n';
+
+ // indent
+ msg = msg.replace(/^/gm, ' ');
+ return msg;
+}
+
+/**
+ * Returns a unified diff between two strings.
+ *
+ * @api private
+ * @param {Error} err with actual/expected
+ * @param {boolean} escape
+ * @return {string} The diff.
+ */
+function unifiedDiff (err, escape) {
+ var indent = ' ';
+ function cleanUp (line) {
+ if (escape) {
+ line = escapeInvisibles(line);
+ }
+ if (line[0] === '+') {
+ return indent + colorLines('diff added', line);
+ }
+ if (line[0] === '-') {
+ return indent + colorLines('diff removed', line);
+ }
+ if (line.match(/@@/)) {
+ return null;
+ }
+ if (line.match(/\\ No newline/)) {
+ return null;
+ }
+ return indent + line;
+ }
+ function notBlank (line) {
+ return typeof line !== 'undefined' && line !== null;
+ }
+ var msg = diff.createPatch('string', err.actual, err.expected);
+ var lines = msg.split('\n').splice(4);
+ return '\n ' +
+ colorLines('diff added', '+ expected') + ' ' +
+ colorLines('diff removed', '- actual') +
+ '\n\n' +
+ lines.map(cleanUp).filter(notBlank).join('\n');
+}
+
+/**
+ * Return a character diff for `err`.
+ *
+ * @api private
+ * @param {Error} err
+ * @param {string} type
+ * @param {boolean} escape
+ * @return {string}
+ */
+function errorDiff (err, type, escape) {
+ var actual = escape ? escapeInvisibles(err.actual) : err.actual;
+ var expected = escape ? escapeInvisibles(err.expected) : err.expected;
+ return diff['diff' + type](actual, expected).map(function (str) {
+ if (str.added) {
+ return colorLines('diff added', str.value);
+ }
+ if (str.removed) {
+ return colorLines('diff removed', str.value);
+ }
+ return str.value;
+ }).join('');
+}
+
+/**
+ * Returns a string with all invisible characters in plain text
+ *
+ * @api private
+ * @param {string} line
+ * @return {string}
+ */
+function escapeInvisibles (line) {
+ return line.replace(/\t/g, '<tab>')
+ .replace(/\r/g, '<CR>')
+ .replace(/\n/g, '<LF>\n');
+}
+
+/**
+ * Color lines for `str`, using the color `name`.
+ *
+ * @api private
+ * @param {string} name
+ * @param {string} str
+ * @return {string}
+ */
+function colorLines (name, str) {
+ return str.split('\n').map(function (str) {
+ return color(name, str);
+ }).join('\n');
+}
+
+/**
+ * Object#toString reference.
+ */
+var objToString = Object.prototype.toString;
+
+/**
+ * Check that a / b have the same type.
+ *
+ * @api private
+ * @param {Object} a
+ * @param {Object} b
+ * @return {boolean}
+ */
+function sameType (a, b) {
+ return objToString.call(a) === objToString.call(b);
+}
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