How to use getOwnPropertyNames method in ng-mocks

Best JavaScript code snippet using ng-mocks

test-bi-proxy-ownkeys.js

Source:test-bi-proxy-ownkeys.js Github

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...21 print('Object.keys:', JSON.stringify(Object.keys(obj)));22 } catch (e) {23 print('Object.keys:', e.name);24 }25 // Object.getOwnPropertyNames() on proxy object also triggers 'ownKeys'26 // trap. If no such trap exists, property names (enumerable or not)27 // of the *proxy* object are listed (not the proxy target).28 try {29 print('Object.getOwnPropertyNames:', JSON.stringify(Object.getOwnPropertyNames(obj)));30 } catch (e) {31 print('Object.getOwnPropertyNames:', e.name);32 }33}34/*===35basic test36enum keys: string:foo string:bar string:quux37Object.keys: ["foo","bar","quux"]38Object.getOwnPropertyNames: ["foo","bar","quux"]39enum keys: string:0 string:1 string:2 string:prop40Object.keys: ["0","1","2","prop"]41Object.getOwnPropertyNames: ["0","1","2","length","prop"]42proxy.foo: 143enum keys: string:foo string:bar string:quux44Object.keys: ["foo","bar","quux"]45Object.getOwnPropertyNames: ["foo","bar","quux"]46enum keys: string:foo string:bar string:quux47Object.keys: ["foo","bar","quux"]48Object.getOwnPropertyNames: ["foo","bar","quux","nonEnum"]49enum keys: string:foo string:bar string:quux50Object.keys: ["foo","bar","quux"]51Object.getOwnPropertyNames: ["foo","bar","quux"]52ownKeys: true true53enum keys: string:foo string:enumProp54ownKeys: true true55Object.keys: ["foo","enumProp"]56ownKeys: true true57Object.getOwnPropertyNames: ["foo","enumProp","nonEnumProp"]58===*/59function basicEnumerationTest() {60 var target;61 var proxy;62 var handler;63 // Simple target object, no proxies.64 target = { foo: 1, bar: 2, quux: [ 1, 2, 3 ] };65 objDump(target);66 target = [ 'foo', 'bar', 'quux' ];67 target.prop = 'propval';68 objDump(target);69 // Simple target object, proxy without 'enumerate' or 'ownKeys'.70 // Enumeration goes through to the proxy target, same applies to71 // Object.keys() and Object.getOwnPropertyNames().72 target = { foo: 1, bar: 2, quux: [ 1, 2, 3 ] };73 proxy = new Proxy(target, {74 });75 print('proxy.foo:', proxy.foo);76 objDump(proxy);77 // Proxy which returns Object.getOwnPropertyNames() from 'getKeys' trap.78 // This causes enumeration to enumerate 'through' to the target object,79 // except that also non-enumerable properties get enumerated.80 target = { foo: 1, bar: 2, quux: [ 1, 2, 3 ] };81 Object.defineProperty(target, 'nonEnum', {82 value: 'nonenumerable', writable: true, enumerable: false, configurable: true83 });84 handler = {85 getKeys: function (targ) {86 print('getKeys:', this === handler, targ === target);87 return Object.getOwnPropertyNames(targ);88 }89 };90 proxy = new Proxy(target, handler);91 objDump(proxy);92 // Proxy which fabricates non-existent keys in 'getKeys'.93 target = { foo: 1, bar: 2, quux: [ 1, 2, 3 ] };94 handler = {95 getKeys: function (targ) {96 print('getKeys:', this === handler, targ === target);97 return [ 'nosuch1', 'nosuch2' ];98 }99 };100 proxy = new Proxy(target, handler);101 objDump(proxy);102 // Proxy which provides a subset of keys in 'ownKeys'.103 // Enumeration has no trap so it operates on the target directly104 // (and only sees enumerable properties). Object.keys() and105 // Object.getOwnPropertyNames() use the 'ownKeys' trap.106 //107 // NOTE: ES2015 algorithm for Object.keys() is that the trap result list is108 // processed to check whether or not each key is enumerable (the check109 // uses [[GetOwnProperty]]). Duktape omits this step now, so110 // Object.keys() and Object.getOwnPropertyNames() return the same result111 // for now. However, the trap result will still be cleaned up so that112 // non-string keys, gaps, etc will be eliminated.113 target = { foo: 1, bar: 2, quux: [ 1, 2, 3 ] };114 Object.defineProperties(target, {115 enumProp: {116 value: 'enumerable', writable: true, enumerable: true, configurable: true,117 },118 nonEnumProp: {119 value: 'non-enumerable', writable: true, enumerable: false, configurable: true,120 }121 });122 handler = {123 ownKeys: function (targ) {124 print('ownKeys:', this === handler, targ === target);125 return [ 'foo', 'enumProp', 'nonEnumProp' ];126 }127 };128 proxy = new Proxy(target, handler);129 objDump(proxy);130}131try {132 print('basic test');133 basicEnumerationTest();134} catch (e) {135 print(e);136}137/*===138trap result test139fake trap result: 0140enum keys: TypeError141Object.keys: TypeError142Object.getOwnPropertyNames: TypeError143fake trap result: 1144enum keys: TypeError145Object.keys: TypeError146Object.getOwnPropertyNames: TypeError147fake trap result: 2148enum keys: TypeError149Object.keys: TypeError150Object.getOwnPropertyNames: TypeError151fake trap result: 3152enum keys: TypeError153Object.keys: TypeError154Object.getOwnPropertyNames: TypeError155fake trap result: 4156enum keys: TypeError157Object.keys: TypeError158Object.getOwnPropertyNames: TypeError159fake trap result: 5160enum keys: TypeError161Object.keys: TypeError162Object.getOwnPropertyNames: TypeError163fake trap result: 6164enum keys: 165Object.keys: []166Object.getOwnPropertyNames: ["foo","bar","quux"]167fake trap result: 7168enum keys: 169Object.keys: []170Object.getOwnPropertyNames: ["foo","bar","quux"]171fake trap result: 8172enum keys: TypeError173Object.keys: TypeError174Object.getOwnPropertyNames: TypeError175fake trap result: 9176enum keys: TypeError177Object.keys: TypeError178Object.getOwnPropertyNames: TypeError179fake trap result: 10180enum keys: TypeError181Object.keys: TypeError182Object.getOwnPropertyNames: TypeError183fake trap result: 11184enum keys: 185Object.keys: []186Object.getOwnPropertyNames: []187===*/188/* Check handling of various trap result checks: return value must be an object189 * but not necessarily an array. In ES2016 gaps, non-string/symbol values, etc.190 * cause a TypeError.191 */192function trapResultTest() {193 var gappyArray = [];194 gappyArray[0] = 'foo-gappy';195 gappyArray[10] = 'bar-gappy';196 gappyArray[20] = 'quux-gappy';197 gappyArray.length = 30;198 var results = [199 undefined, null, true, false, 123, 'foo', // non-object -> TypeError200 [ 'foo', 'bar', 'quux' ], // array201 { '0': 'foo', '1': 'bar', '2': 'quux', '3': 'baz', 'length': 3 }, // array-like object, 'baz' is skipped (over 'length')202 [ 'foo', undefined, null, true, false, 123, 'quux' ], // non-string values203 { '0': 'foo', '1': 123, '3': 'quux', 'length': 5 }, // non-string values and gaps, array-like object204 gappyArray, // array with gaps205 { '0': 'foo', '1': 'bar', '2': 'quux' }, // object without 'length'206 ];207 results.forEach(function (trapResult, idx) {208 var target = {209 };210 var proxy;211 print('fake trap result:', idx);212 // print(Duktape.enc('jx', trapResult));213 proxy = new Proxy(target, {214 enumerate: function (targ) { print('"enumerate" trap called, not intended in ES2016'); return trapResult; },215 ownKeys: function (targ) { return trapResult; }216 });217 objDump(proxy);218 });219}220try {221 print('trap result test');222 trapResultTest();223} catch (e) {224 print(e.stack || e);225}226/*===227proxy in Object.keys() etc228foo229foo,bar230Symbol(quux),Symbol(baz)231foo,bar,Symbol(quux),Symbol(baz)232===*/233/* Proxy in Object.keys(), Object.getOwnPropertyNames(), etc. */234function proxyInKeysTest() {235 var proxy;236 var target = {};237 Object.defineProperties(target, {238 foo: { value: 'foo-value', enumerable: true },239 bar: { value: 'bar-value', enumerable: false },240 [ Symbol.for('quux') ]: { value: 'quux-value', enumerable: true },241 [ Symbol.for('baz') ]: { value: 'quux-value', enumerable: false }242 });243 var proxy = new Proxy(target, {244 });245 print(Object.keys(proxy).map(String));246 print(Object.getOwnPropertyNames(proxy).map(String));247 print(Object.getOwnPropertySymbols(proxy).map(String));248 print(Reflect.ownKeys(proxy).map(String));249}250try {251 print('proxy in Object.keys() etc');252 proxyInKeysTest();253} catch (e) {254 print(e.stack || e);...

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es.object.get-own-property-names.js

Source:es.object.get-own-property-names.js Github

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...13 function F2() {14 this.toString = 1;15 }16 F1.prototype.q = F2.prototype.q = 1;17 const names = getOwnPropertyNames([1, 2, 3]);18 assert.strictEqual(names.length, 4);19 assert.ok(includes(names, '0'));20 assert.ok(includes(names, '1'));21 assert.ok(includes(names, '2'));22 assert.ok(includes(names, 'length'));23 assert.deepEqual(getOwnPropertyNames(new F1()), ['w']);24 assert.deepEqual(getOwnPropertyNames(new F2()), ['toString']);25 assert.ok(includes(getOwnPropertyNames(Array.prototype), 'toString'));26 assert.ok(includes(getOwnPropertyNames(Object.prototype), 'toString'));27 assert.ok(includes(getOwnPropertyNames(Object.prototype), 'constructor'));28 const primitives = [42, 'foo', false];29 for (const value of primitives) {30 assert.notThrows(() => getOwnPropertyNames(value), `accept ${ typeof value }`);31 }32 assert.throws(() => {33 getOwnPropertyNames(null);34 }, TypeError, 'throws on null');35 assert.throws(() => {36 getOwnPropertyNames(undefined);37 }, TypeError, 'throws on undefined');38 if (GLOBAL.document) {39 assert.notThrows(() => {40 const iframe = document.createElement('iframe');41 iframe.src = 'http://example.com';42 document.documentElement.appendChild(iframe);43 const window = iframe.contentWindow;44 document.documentElement.removeChild(iframe);45 return getOwnPropertyNames(window);46 }, 'IE11 bug with iframe and window');47 }...

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test-bi-typedarray-instance-enum.js

Source:test-bi-typedarray-instance-enum.js Github

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...42 }43 Object.keys(view).forEach(function (k) {44 print('Object.keys:', k);45 });46 Object.getOwnPropertyNames(view).forEach(function (k) {47 print('Object.getOwnPropertyNames:', k);48 });49}50try {51 typedArrayEnumTest();52} catch (e) {53 print(e.stack || e);...

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Using AI Code Generation

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1import { getOwnPropertyNames } from 'ng-mocks';2import { getOwnPropertyNames } from 'jest';3import { getOwnPropertyNames } from 'jasmine';4import { getOwnPropertyNames } from 'ng-mocks';5import { getOwnPropertyNames } from 'jest';6import { getOwnPropertyNames } from 'jasmine';7import { getOwnPropertyNames } from 'ng-mocks';8import { getOwnPropertyNames } from 'jest';9import { getOwnPropertyNames } from 'jasmine';10import { getOwnPropertyNames } from 'ng-mocks';11import { getOwnPropertyNames } from 'jest';12import { getOwnPropertyNames } from 'jasmine';13import { getOwnPropertyNames } from 'ng-mocks';14import { getOwnPropertyNames } from 'jest';15import { getOwnPropertyNames } from 'jasmine';16import { getOwnPropertyNames } from 'ng-mocks';17import { getOwnPropertyNames } from 'jest';18import { getOwnPropertyNames } from 'jasmine';19import { getOwnPropertyNames } from 'ng-mocks';20import { getOwnPropertyNames } from 'jest';21import { getOwnPropertyNames } from 'jasmine';

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Using AI Code Generation

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1import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';2describe('TestComponent', () => {3 beforeEach(() => MockBuilder(TestComponent));4 beforeEach(() => MockRender(TestComponent));5 it('should render', () => {6 const component = ngMocks.findInstance(TestComponent);7 const properties = ngMocks.getOwnPropertyNames(component);8 expect(properties).toEqual(['name', 'id']);9 });10});11import { Component } from '@angular/core';12@Component({13})14export class TestComponent {15 name = 'test';16 id = 123;17}18import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';19describe('TestComponent', () => {20 beforeEach(() => MockBuilder(TestComponent));21 beforeEach(() => MockRender(TestComponent));22 it('should render', () => {23 const component = ngMocks.findInstance(TestComponent);24 const properties = ngMocks.getOwnPropertyNames(component);25 expect(properties).toEqual(['name', 'id']);26 });27});28import { Component } from '@angular/core';29@Component({30})31export class TestComponent {32 name = 'test';33 id = 123;34}35import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';36describe('TestComponent', () => {37 beforeEach(() => MockBuilder(TestComponent));38 beforeEach(() => MockRender(TestComponent));39 it('should render', () => {40 const component = ngMocks.findInstance(TestComponent);41 const properties = ngMocks.getOwnPropertyNames(component);42 expect(properties).toEqual

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Using AI Code Generation

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1import { getOwnPropertyNames } from '@ngneat/spectator/jest';2describe('test', () => {3 it('should get property names', () => {4 const obj = {5 };6 const propertyNames = getOwnPropertyNames(obj);7 expect(propertyNames).toEqual(['a', 'b']);8 });9});10import { getOwnPropertyNames } from '@ngneat/spectator/jest';11describe('test', () => {12 it('should get property names', () => {13 const obj = {14 };15 const propertyNames = getOwnPropertyNames(obj);16 expect(propertyNames).toEqual(['a', 'b']);17 });18});19import { getOwnPropertyNames } from '@ngneat/spectator/jest';20describe('test', () => {21 it('should get property names', () => {22 const obj = {23 };24 const propertyNames = getOwnPropertyNames(obj);25 expect(propertyNames).toEqual(['a', 'b']);26 });27});28import { getOwnPropertyNames } from '@ngneat/spectator/jest';29describe('test', () => {30 it('should get property names', () => {31 const obj = {32 };33 const propertyNames = getOwnPropertyNames(obj);34 expect(propertyNames).toEqual(['a', 'b']);35 });36});37import { getOwnPropertyNames } from '@ngneat/spectator/jest';38describe('test', () => {39 it('should get property names', () => {40 const obj = {41 };42 const propertyNames = getOwnPropertyNames(obj);43 expect(propertyNames).toEqual(['a', 'b']);44 });45});46import { getOwnProperty

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Using AI Code Generation

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1var obj = {2};3var keys = Object.getOwnPropertyNames(obj);4console.log(keys);5var obj = {6};7var keys = Object.getOwnPropertySymbols(obj);8console.log(keys);9var obj = {10 [Symbol()]: 4,11 [Symbol()]: 512};13var keys = Object.getOwnPropertySymbols(obj);14console.log(keys);15var obj = {16 [Symbol()]: 4,17 [Symbol()]: 518};19var keys = Object.getOwnPropertySymbols(obj);20console.log(keys);21var obj = {22 [Symbol()]: 4,23 [Symbol()]: 524};25var keys = Object.getOwnPropertySymbols(obj);26console.log(keys);27var obj = {28 [Symbol()]: 4,29 [Symbol()]: 530};31var keys = Object.getOwnPropertySymbols(obj);32console.log(keys);33var obj = {34 [Symbol()]: 4,35 [Symbol()]: 536};37var keys = Object.getOwnPropertySymbols(obj);38console.log(keys);

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Using AI Code Generation

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1describe('test', function() {2 it('should work', function() {3 var obj = {4 };5 var props = Object.getOwnPropertyNames(obj);6 });7});8describe('test', function() {9 it('should work', function() {10 var obj = {11 };12 var props = Object.getOwnPropertyNames(obj);13 });14});15describe('test', function() {16 it('should work', function() {17 var obj = {18 };19 var props = Object.getOwnPropertyNames(obj);20 });21});

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Using AI Code Generation

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1var obj = {a: 1, b: 2, c: 3};2var props = Object.getOwnPropertyNames(obj);3console.log(props);4var obj = {a: 1, b: 2, c: 3};5var props = Object.getOwnPropertySymbols(obj);6console.log(props);7var obj = {a: 1, b: 2, c: 3};8var symbol = Symbol('test');9obj[symbol] = 123;10var props = Object.getOwnPropertySymbols(obj);11console.log(props);12var obj = {a: 1, b: 2, c: 3};13var symbol = Symbol('test');14obj[symbol] = 123;15var props = Object.getOwnPropertySymbols(obj);16console.log(props[0]);17var obj = {a: 1, b: 2, c: 3};18var symbol = Symbol('test');19obj[symbol] = 123;20var props = Object.getOwnPropertySymbols(obj);21console.log(obj[props[0]]);22var obj = {a: 1, b: 2, c: 3};23var symbol = Symbol('test');24obj[symbol] = 123;25var props = Object.getOwnPropertySymbols(obj);26console.log(obj[props[0]].toString());

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