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How to use emptyRepresentation method in Mocha

Best JavaScript code snippet using mocha

util.js

Source:util.js

...91 * @param {*} value The value to inspect.92 * @param {string} typeHint The type of the value93 * @returns {string}94 */95function emptyRepresentation(value, typeHint) {96    switch (typeHint) {97        case 'function':98            return '[Function]';99        case 'object':100            return '{}';101        case 'array':102            return '[]';103        default:104            return value.toString();105    }106}107/**108 * Takes some variable and asks `Object.prototype.toString()` what it thinks it109 * is.110 *111 * @private112 * @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/toString113 * @param {*} value The value to test.114 * @returns {string} Computed type115 * @example116 * type({}) // 'object'117 * type([]) // 'array'118 * type(1) // 'number'119 * type(false) // 'boolean'120 * type(Infinity) // 'number'121 * type(null) // 'null'122 * type(new Date()) // 'date'123 * type(/foo/) // 'regexp'124 * type('type') // 'string'125 * type(global) // 'global'126 * type(new String('foo') // 'object'127 */128var type = (exports.type = function type(value) {129    if (value === undefined) {130        return 'undefined';131    } else if (value === null) {132        return 'null';133    } else if (Buffer.isBuffer(value)) {134        return 'buffer';135    }136    return Object.prototype.toString137        .call(value)138        .replace(/^\[.+\s(.+?)]$/, '$1')139        .toLowerCase();140});141/**142 * Stringify `value`. Different behavior depending on type of value:143 *144 * - If `value` is undefined or null, return `'[undefined]'` or `'[null]'`, respectively.145 * - If `value` is not an object, function or array, return result of `value.toString()` wrapped in double-quotes.146 * - If `value` is an *empty* object, function, or array, return result of function147 *   {@link emptyRepresentation}.148 * - If `value` has properties, call {@link exports.canonicalize} on it, then return result of149 *   JSON.stringify().150 *151 * @private152 * @see exports.type153 * @param {*} value154 * @return {string}155 */156exports.stringify = function (value) {157    var typeHint = type(value);158    if (!~['object', 'array', 'function'].indexOf(typeHint)) {159        if (typeHint === 'buffer') {160            var json = Buffer.prototype.toJSON.call(value);161            // Based on the toJSON result162            return jsonStringify(163                json.data && json.type ? json.data : json,164                2165            ).replace(/,(\n|$)/g, '$1');166        }167        // IE7/IE8 has a bizarre String constructor; needs to be coerced168        // into an array and back to obj.169        if (typeHint === 'string' && typeof value === 'object') {170            value = value.split('').reduce(function (acc, char, idx) {171                acc[idx] = char;172                return acc;173            }, {});174            typeHint = 'object';175        } else {176            return jsonStringify(value);177        }178    }179    for (var prop in value) {180        if (Object.prototype.hasOwnProperty.call(value, prop)) {181            return jsonStringify(182                exports.canonicalize(value, null, typeHint),183                2184            ).replace(/,(\n|$)/g, '$1');185        }186    }187    return emptyRepresentation(value, typeHint);188};189/**190 * like JSON.stringify but more sense.191 *192 * @private193 * @param {Object}  object194 * @param {number=} spaces195 * @param {number=} depth196 * @returns {*}197 */198function jsonStringify(object, spaces, depth) {199    if (typeof spaces === 'undefined') {200        // primitive types201        return _stringify(object);202    }203    depth = depth || 1;204    var space = spaces * depth;205    var str = Array.isArray(object) ? '[' : '{';206    var end = Array.isArray(object) ? ']' : '}';207    var length =208        typeof object.length === 'number'209            ? object.length210            : Object.keys(object).length;211    // `.repeat()` polyfill212    function repeat(s, n) {213        return new Array(n).join(s);214    }215    function _stringify(val) {216        switch (type(val)) {217            case 'null':218            case 'undefined':219                val = '[' + val + ']';220                break;221            case 'array':222            case 'object':223                val = jsonStringify(val, spaces, depth + 1);224                break;225            case 'boolean':226            case 'regexp':227            case 'symbol':228            case 'number':229                val =230                    val === 0 && 1 / val === -Infinity // `-0`231                        ? '-0'232                        : val.toString();233                break;234            case 'date':235                var sDate = isNaN(val.getTime()) ? val.toString() : val.toISOString();236                val = '[Date: ' + sDate + ']';237                break;238            case 'buffer':239                var json = val.toJSON();240                // Based on the toJSON result241                json = json.data && json.type ? json.data : json;242                val = '[Buffer: ' + jsonStringify(json, 2, depth + 1) + ']';243                break;244            default:245                val =246                    val === '[Function]' || val === '[Circular]'247                        ? val248                        : JSON.stringify(val); // string249        }250        return val;251    }252    for (var i in object) {253        if (!Object.prototype.hasOwnProperty.call(object, i)) {254            continue; // not my business255        }256        --length;257        str +=258            '\n ' +259            repeat(' ', space) +260            (Array.isArray(object) ? '' : '"' + i + '": ') + // key261            _stringify(object[i]) + // value262            (length ? ',' : ''); // comma263    }264    return (265        str +266        // [], {}267        (str.length !== 1 ? '\n' + repeat(' ', --space) + end : end)268    );269}270/**271 * Return a new Thing that has the keys in sorted order. Recursive.272 *273 * If the Thing...274 * - has already been seen, return string `'[Circular]'`275 * - is `undefined`, return string `'[undefined]'`276 * - is `null`, return value `null`277 * - is some other primitive, return the value278 * - is not a primitive or an `Array`, `Object`, or `Function`, return the value of the Thing's `toString()` method279 * - is a non-empty `Array`, `Object`, or `Function`, return the result of calling this function again.280 * - is an empty `Array`, `Object`, or `Function`, return the result of calling `emptyRepresentation()`281 *282 * @private283 * @see {@link exports.stringify}284 * @param {*} value Thing to inspect.  May or may not have properties.285 * @param {Array} [stack=[]] Stack of seen values286 * @param {string} [typeHint] Type hint287 * @return {(Object|Array|Function|string|undefined)}288 */289exports.canonicalize = function canonicalize(value, stack, typeHint) {290    var canonicalizedObj;291    /* eslint-disable no-unused-vars */292    var prop;293    /* eslint-enable no-unused-vars */294    typeHint = typeHint || type(value);295    function withStack(value, fn) {296        stack.push(value);297        fn();298        stack.pop();299    }300    stack = stack || [];301    if (stack.indexOf(value) !== -1) {302        return '[Circular]';303    }304    switch (typeHint) {305        case 'undefined':306        case 'buffer':307        case 'null':308            canonicalizedObj = value;309            break;310        case 'array':311            withStack(value, function () {312                canonicalizedObj = value.map(function (item) {313                    return exports.canonicalize(item, stack);314                });315            });316            break;317        case 'function':318            /* eslint-disable guard-for-in */319            for (prop in value) {320                canonicalizedObj = {};321                break;322            }323            /* eslint-enable guard-for-in */324            if (!canonicalizedObj) {325                canonicalizedObj = emptyRepresentation(value, typeHint);326                break;327            }328        /* falls through */329        case 'object':330            canonicalizedObj = canonicalizedObj || {};331            withStack(value, function () {332                Object.keys(value)333                    .sort()334                    .forEach(function (key) {335                        canonicalizedObj[key] = exports.canonicalize(value[key], stack);336                    });337            });338            break;339        case 'date':...

utils.js

Source:utils.js

...255 * @param {*} value Value to inspect256 * @param {string} [type] The type of the value, if known.257 * @returns {string}258 */259var emptyRepresentation = function emptyRepresentation(value, type) {260  type = type || exports.type(value);261  switch(type) {262    case 'function':263      return '[Function]';264    case 'object':265      return '{}';266    case 'array':267      return '[]';268    default:269      return value.toString();270  }271};272/**273 * Takes some variable and asks `{}.toString()` what it thinks it is.274 * @param {*} value Anything275 * @example276 * type({}) // 'object'277 * type([]) // 'array'278 * type(1) // 'number'279 * type(false) // 'boolean'280 * type(Infinity) // 'number'281 * type(null) // 'null'282 * type(new Date()) // 'date'283 * type(/foo/) // 'regexp'284 * type('type') // 'string'285 * type(global) // 'global'286 * @api private287 * @see https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/toString288 * @returns {string}289 */290exports.type = function type(value) {291  if (typeof Buffer !== 'undefined' && Buffer.isBuffer(value)) {292    return 'buffer';293  }294  return Object.prototype.toString.call(value)295    .replace(/^\[.+\s(.+?)\]$/, '$1')296    .toLowerCase();297};298/**299 * @summary Stringify `value`.300 * @description Different behavior depending on type of value.301 * - If `value` is undefined or null, return `'[undefined]'` or `'[null]'`, respectively.302 * - If `value` is not an object, function or array, return result of `value.toString()` wrapped in double-quotes.303 * - If `value` is an *empty* object, function, or array, return result of function304 *   {@link emptyRepresentation}.305 * - If `value` has properties, call {@link exports.canonicalize} on it, then return result of306 *   JSON.stringify().307 *308 * @see exports.type309 * @param {*} value310 * @return {string}311 * @api private312 */313exports.stringify = function(value) {314  var prop,315    type = exports.type(value);316  if (type === 'null' || type === 'undefined') {317    return '[' + type + ']';318  }319  if (type === 'date') {320    return '[Date: ' + value.toISOString() + ']';321  }322  if (!~exports.indexOf(['object', 'array', 'function'], type)) {323    return value.toString();324  }325  for (prop in value) {326    if (value.hasOwnProperty(prop)) {327      return JSON.stringify(exports.canonicalize(value), null, 2).replace(/,(\n|$)/g, '$1');328    }329  }330  return emptyRepresentation(value, type);331};332/**333 * Return if obj is a Buffer334 * @param {Object} arg335 * @return {Boolean}336 * @api private337 */338exports.isBuffer = function (arg) {339  return typeof Buffer !== 'undefined' && Buffer.isBuffer(arg);340};341/**342 * @summary Return a new Thing that has the keys in sorted order.  Recursive.343 * @description If the Thing...344 * - has already been seen, return string `'[Circular]'`345 * - is `undefined`, return string `'[undefined]'`346 * - is `null`, return value `null`347 * - is some other primitive, return the value348 * - is not a primitive or an `Array`, `Object`, or `Function`, return the value of the Thing's `toString()` method349 * - is a non-empty `Array`, `Object`, or `Function`, return the result of calling this function again.350 * - is an empty `Array`, `Object`, or `Function`, return the result of calling `emptyRepresentation()`351 *352 * @param {*} value Thing to inspect.  May or may not have properties.353 * @param {Array} [stack=[]] Stack of seen values354 * @return {(Object|Array|Function|string|undefined)}355 * @see {@link exports.stringify}356 * @api private357 */358exports.canonicalize = function(value, stack) {359  var canonicalizedObj,360    type = exports.type(value),361    prop,362    withStack = function withStack(value, fn) {363      stack.push(value);364      fn();365      stack.pop();366    };367  stack = stack || [];368  if (exports.indexOf(stack, value) !== -1) {369    return '[Circular]';370  }371  switch(type) {372    case 'undefined':373      canonicalizedObj = '[undefined]';374      break;375    case 'buffer':376    case 'null':377      canonicalizedObj = value;378      break;379    case 'array':380      withStack(value, function () {381        canonicalizedObj = exports.map(value, function (item) {382          return exports.canonicalize(item, stack);383        });384      });385      break;386    case 'date':387      canonicalizedObj = '[Date: ' + value.toISOString() + ']';388      break;389    case 'function':390      for (prop in value) {391        canonicalizedObj = {};392        break;393      }394      if (!canonicalizedObj) {395        canonicalizedObj = emptyRepresentation(value, type);396        break;397      }398    /* falls through */399    case 'object':400      canonicalizedObj = canonicalizedObj || {};401      withStack(value, function () {402        exports.forEach(exports.keys(value).sort(), function (key) {403          canonicalizedObj[key] = exports.canonicalize(value[key], stack);404        });405      });406      break;407    case 'number':408    case 'boolean':409      canonicalizedObj = value;...

methods.js

Source:methods.js

...6exports.nullCheck = function (type, value) {7	if(value)8		return value;9	else10		return emptyRepresentation(type);11};12function emptyRepresentation(type){13	switch(type){14		case Boolean:15			return false;16		case Number:17			return 0;18		case String:19			return "";20		default:21			return null;22	}23}24// Date to String [2015-07-14]25exports.convertDateToParameter = function(date){26	var m = addZero(date.getMonth()+1);  // 10...

Using AI Code Generation

1const mocha = require('mocha');2const assert = require('assert');3describe('Array', function() {4  describe('#indexOf()', function() {5    it('should return -1 when the value is not present', function() {6      assert.equal([1,2,3].indexOf(4), -1);7    });8  });9});10    #indexOf()11  0 passing (10ms)12  1) Array #indexOf()13      at Context.<anonymous> (test.js:8:18)14const mocha = require('mocha');15const assert = require('assert');16describe('Array', function() {17  describe('#indexOf()', function() {18    it('should return -1 when the value is not present', function() {19      assert.equal([1,2,3].indexOf(4), -1);20    });21  });22});23    #indexOf()24  0 passing (10ms)25  1) Array #indexOf()26      at Context.<anonymous> (test.js:8:18)27const mocha = require('mocha');28const assert = require('assert');29describe('Array', function() {30  describe('#indexOf()', function() {31    it('should return -1 when the value is not present', function() {32      assert.equal([1,2,3].indexOf(4), -1);33    });34  });35});36    #indexOf()37  0 passing (10ms)38  1) Array #indexOf()

Using AI Code Generation

1var assert = require('assert');2var emptyRepresentation = require('../emptyRepresentation.js');3describe('emptyRepresentation', function () {4    it('should return true for empty array', function () {5        assert.equal(true, emptyRepresentation([]));6    });7    it('should return true for empty object', function () {8        assert.equal(true, emptyRepresentation({}));9    });10    it('should return false for non-empty array', function () {11        assert.equal(false, emptyRepresentation([1, 2, 3]));12    });13    it('should return false for non-empty object', function () {14        assert.equal(false, emptyRepresentation({a: 1, b: 2}));15    });16});17module.exports = function (obj) {18    if (obj instanceof Array) {19        return obj.length === 0;20    }21    else if (obj instanceof Object) {22        return Object.keys(obj).length === 0;23    }24    else {25        return false;26    }27};28{29    "scripts": {30    },31    "devDependencies": {32    }33}

Using AI Code Generation

1var emptyRepresentation = require('mocha/lib/reporters/base').emptyRepresentation;2var assert = require('assert');3describe('emptyRepresentation', function() {4    it('should return empty string for empty array', function() {5        assert.equal(emptyRepresentation([]), '');6    });7    it('should return empty string for empty object', function() {8        assert.equal(emptyRepresentation({}), '');9    });10    it('should return empty string for null', function() {11        assert.equal(emptyRepresentation(null), '');12    });13    it('should return empty string for undefined', function() {14        assert.equal(emptyRepresentation(undefined), '');15    });16    it('should return empty string for empty string', function() {17        assert.equal(emptyRepresentation(''), '');18    });19    it('should return empty string for 0', function() {20        assert.equal(emptyRepresentation(0), '');21    });22    it('should return empty string for false', function() {23        assert.equal(emptyRepresentation(false), '');24    });25    it('should return string for non-empty array', function() {26        assert.equal(emptyRepresentation([1]), '[ 1 ]');27    });28    it('should return string for non-empty object', function() {29        assert.equal(emptyRepresentation({a: 1}), '{ a: 1 }');30    });31    it('should return string for non-empty string', function() {32        assert.equal(emptyRepresentation('a'), 'a');33    });34    it('should return string for non-zero number', function() {35        assert.equal(emptyRepresentation(1), '1');36    });37    it('should return string for true', function() {38        assert.equal(emptyRepresentation(true), 'true');39    });40});

Using AI Code Generation

1describe('Mocha', function() {2  describe('emptyRepresentation()', function() {3    it('should return the empty string', function() {4      assert.equal(Mocha.emptyRepresentation(), '');5    });6  });7});8describe('Mocha', function() {9  describe('emptyRepresentation()', function() {10    it('should return the empty string', function() {11      assert.equal(Mocha.emptyRepresentation(), '');12    });13  });14});15describe('Mocha', function() {16  describe('emptyRepresentation()', function() {17    it('should return the empty string', function() {18      assert.equal(Mocha.emptyRepresentation(), '');19    });20  });21});22describe('Mocha', function() {23  describe('emptyRepresentation()', function() {24    it('should return the empty string', function() {25      assert.equal(Mocha.emptyRepresentation(), '');26    });27  });28});29describe('Mocha', function() {30  describe('emptyRepresentation()', function() {31    it('should return the empty string', function() {32      assert.equal(Mocha.emptyRepresentation(), '');33    });34  });35});36describe('Mocha', function() {37  describe('emptyRepresentation()', function() {38    it('should return the empty string', function() {39      assert.equal(Mocha.emptyRepresentation(), '');40    });41  });42});43describe('Mocha', function() {44  describe('emptyRepresentation()', function() {45    it('should return the empty string', function() {46      assert.equal(Mocha.emptyRepresentation(), '');47    });48  });49});50describe('Mocha', function() {51  describe('emptyRepresentation()', function() {52    it('should return the empty string', function() {53      assert.equal(Mocha.emptyRepresentation(), '');54    });55  });56});57describe('Mocha', function() {58  describe('emptyRepresentation()', function() {

Using AI Code Generation

1function emptyRepresentation(){2    var empty = {};3    return empty;4}5function emptyRepresentation(){6    var empty = {};7    return empty;8}9function emptyRepresentation(){10    var empty = {};11    return empty;12}13function emptyRepresentation(){14    var empty = {};15    return empty;16}17function emptyRepresentation(){18    var empty = {};19    return empty;20}21function emptyRepresentation(){22    var empty = {};23    return empty;24}25function emptyRepresentation(){26    var empty = {};27    return empty;28}29function emptyRepresentation(){30    var empty = {};31    return empty;32}33function emptyRepresentation(){34    var empty = {};35    return empty;36}37function emptyRepresentation(){38    var empty = {};39    return empty;40}41function emptyRepresentation(){42    var empty = {};43    return empty;44}45function emptyRepresentation(){46    var empty = {};47    return empty;48}49function emptyRepresentation(){50    var empty = {};51    return empty;52}53function emptyRepresentation(){54    var empty = {};55    return empty;56}57function emptyRepresentation(){58    var empty = {};59    return empty;60}61function emptyRepresentation(){62    var empty = {};63    return empty;64}65function emptyRepresentation(){66    var empty = {};67    return empty;68}69function emptyRepresentation(){70    var empty = {};71    return empty;72}

Using AI Code Generation

1var assert = require('assert');2function emptyRepresentation(obj) {3  return obj != null && Object.keys(obj).length === 0;4}5describe('emptyRepresentation', function() {6  it('should return true if object is empty', function() {7    assert.equal(emptyRepresentation({}), true);8  });9  it('should return false if object is not empty', function() {10    assert.equal(emptyRepresentation({a: 1}), false);11  });12  it('should return true if object is null', function() {13    assert.equal(emptyRepresentation(null), true);14  });15});

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