mirror of
https://github.com/javascript-obfuscator/javascript-obfuscator
synced 2026-08-09 12:42:29 +00:00
1133 lines
42 KiB
TypeScript
1133 lines
42 KiB
TypeScript
import { assert } from 'chai';
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import { TypeFromEnum } from '@gradecam/tsenum';
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import { TDictionary } from '../../../src/types/TDictionary';
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import { TInputOptions } from '../../../src/types/options/TInputOptions';
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import { TOptionsPreset } from '../../../src/types/options/TOptionsPreset';
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import { IObfuscatedCode } from '../../../src/interfaces/source-code/IObfuscatedCode';
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import { SourceMapMode } from '../../../src/enums/source-map/SourceMapMode';
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import { StringArrayEncoding } from '../../../src/enums/StringArrayEncoding';
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import { JavaScriptObfuscator } from '../../../src/JavaScriptObfuscatorFacade';
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import { HIGH_OBFUSCATION_PRESET } from '../../../src/options/presets/HighObfuscation';
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import { NO_ADDITIONAL_NODES_PRESET } from '../../../src/options/presets/NoCustomNodes';
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import { IdentifierNamesGenerator } from '../../../src/enums/generators/identifier-names-generators/IdentifierNamesGenerator';
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import { OptionsPreset } from '../../../src/enums/options/presets/OptionsPreset';
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import { buildLargeCode } from '../../helpers/buildLargeCode';
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import { getRegExpMatch } from '../../helpers/getRegExpMatch';
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import { readFileAsString } from '../../helpers/readFileAsString';
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describe('JavaScriptObfuscator', () => {
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describe('obfuscate', () => {
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describe('correct source code', () => {
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let obfuscatedCode: string,
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sourceMap: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
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const obfuscatedCodeObject: IObfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET
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}
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);
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obfuscatedCode = obfuscatedCodeObject.getObfuscatedCode();
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sourceMap = obfuscatedCodeObject.getSourceMap();
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});
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it('should return correct obfuscated code', () => {
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assert.isOk(obfuscatedCode);
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});
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it('should return empty source map', () => {
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assert.isNotOk(sourceMap);
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});
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});
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describe('Empty or invalid source code', () => {
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describe('empty source code', () => {
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/empty-input.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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).getObfuscatedCode();
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});
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it('should return an empty obfuscated code', () => {
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assert.isNotOk(obfuscatedCode);
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});
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});
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describe('empty source code with comments', () => {
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/comments-only.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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controlFlowFlattening: true,
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deadCodeInjection: true
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}
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).getObfuscatedCode();
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});
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it('should return an empty obfuscated code', () => {
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assert.isNotOk(obfuscatedCode);
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});
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});
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describe('invalid source code type', () => {
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let obfuscatedCode: string;
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beforeEach(() => {
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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1 as unknown as string
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).getObfuscatedCode();
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});
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it('should return an empty obfuscated code', () => {
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assert.isNotOk(obfuscatedCode);
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});
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});
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});
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describe('`sourceMap` option is `true`', () => {
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describe('`sourceMapMode` is `separate`', () => {
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let obfuscatedCode: string,
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sourceMap: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
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const obfuscatedCodeObject: IObfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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sourceMap: true
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}
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);
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obfuscatedCode = obfuscatedCodeObject.getObfuscatedCode();
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sourceMap = JSON.parse(obfuscatedCodeObject.getSourceMap()).mappings;
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});
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it('should return correct obfuscated code', () => {
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assert.isOk(obfuscatedCode);
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});
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it('should return correct source map', () => {
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assert.isOk(sourceMap);
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});
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});
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describe('`sourceMapMode` is `inline`', () => {
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const regExp: RegExp = /sourceMappingURL=data:application\/json;base64/;
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let obfuscatedCode: string,
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sourceMap: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
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const obfuscatedCodeObject: IObfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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sourceMap: true,
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sourceMapMode: SourceMapMode.Inline
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}
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);
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obfuscatedCode = obfuscatedCodeObject.getObfuscatedCode();
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sourceMap = JSON.parse(obfuscatedCodeObject.getSourceMap()).mappings;
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});
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it('should return correct obfuscated code', () => {
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assert.isOk(obfuscatedCode);
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});
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it('should return obfuscated code with inline source map as Base64 string', () => {
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assert.match(obfuscatedCode, regExp);
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});
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it('should return correct source map', () => {
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assert.isOk(sourceMap);
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});
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});
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describe('empty source code', () => {
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let obfuscatedCode: string,
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sourceMapNames: string[],
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sourceMapSources: string[],
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sourceMapMappings: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/empty-input.js');
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const obfuscatedCodeObject: IObfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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sourceMap: true
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}
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);
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obfuscatedCode = obfuscatedCodeObject.getObfuscatedCode();
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const sourceMapObject: any = JSON.parse(obfuscatedCodeObject.getSourceMap());
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sourceMapNames = sourceMapObject.names;
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sourceMapSources = sourceMapObject.sources;
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sourceMapMappings = sourceMapObject.mappings;
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});
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it('should return empty obfuscated code', () => {
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assert.isNotOk(obfuscatedCode);
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});
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it('should return empty source map property `names`', () => {
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assert.deepEqual(sourceMapNames, []);
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});
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it('should return empty source map property `sources`', () => {
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assert.deepEqual(sourceMapSources, []);
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});
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it('should return empty source map property `mappings`', () => {
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assert.isNotOk(sourceMapMappings);
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});
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});
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});
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describe('variable inside global scope', () => {
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describe('Variant #1: without `renameGlobals` option', () => {
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const regExp: RegExp = /^var test *= *0x\d+;$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET
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}
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).getObfuscatedCode();
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});
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it('should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, regExp);
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});
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});
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describe('Variant #2: with `renameGlobals` option', () => {
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const regExp: RegExp = /^var _0x(\w){4,6} *= *0x\d+;$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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renameGlobals: true
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}
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).getObfuscatedCode();
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});
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it('should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, regExp);
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});
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});
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describe('Variant #3: with `renameGlobals` and `identifiersPrefix` options', () => {
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const regExp: RegExp = /^var foo_0x(\w){4,6} *= *0x\d+;$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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renameGlobals: true,
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identifiersPrefix: 'foo'
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}
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).getObfuscatedCode();
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});
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it('should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, regExp);
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});
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});
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describe('Variant #4: with `stringArray`, `renameGlobals` and `identifiersPrefix` options', () => {
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const stringArrayRegExp: RegExp = /^var foo_0x(\w){4} *= *\['abc'\];/;
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const stringArrayCallRegExp: RegExp = /var foo_0x(\w){4,6} *= *foo_0x(\w){4}\('0x0'\);$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-2.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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renameGlobals: true,
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identifiersPrefix: 'foo',
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stringArray: true,
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stringArrayThreshold: 1
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}
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).getObfuscatedCode();
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});
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it('match #1: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, stringArrayRegExp);
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});
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it('match #2: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, stringArrayCallRegExp);
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});
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});
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});
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describe('variable inside block scope', () => {
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const regExp: RegExp = /^\(function *\(\) *\{ *var _0x[\w]+ *= *0x\d+; *\}(\(\)\)|\)\(\));?$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/block-scope.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET
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}
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).getObfuscatedCode();
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});
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it('should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, regExp);
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});
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});
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describe('variables inside global and block scopes', () => {
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describe('Variant #1: with `renameGlobals` and `identifiersPrefix` options', () => {
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const variableDeclaration1: RegExp = /var foo_0x(\w){4,6} *= *0x1;/;
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const variableDeclaration2: RegExp = /var foo_0x(\w){4,6} *= *0x2;/;
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const variableDeclaration3: RegExp = /var _0x(\w){4,6} *= *foo_0x(\w){4,6} *\+ *foo_0x(\w){4,6}/;
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const functionDeclaration: RegExp = /var foo_0x(\w){4,6} *= *function/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/identifiers-prefix.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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renameGlobals: true,
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identifiersPrefix: 'foo'
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}
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).getObfuscatedCode();
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});
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it('match #1: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, variableDeclaration1);
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});
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it('match #2: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, variableDeclaration2);
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});
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it('match #3: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, variableDeclaration3);
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});
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it('match #4: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, functionDeclaration);
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});
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});
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});
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describe('latin literal variable value', () => {
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const stringArrayLatinRegExp: RegExp = /^var _0x(\w){4} *= *\['abc'\];/;
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const stringArrayCallRegExp: RegExp = /var test *= *_0x(\w){4}\('0x0'\);$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-2.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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stringArray: true,
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stringArrayThreshold: 1
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}
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).getObfuscatedCode();
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});
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it('match #1: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, stringArrayLatinRegExp);
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});
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it('match #2: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, stringArrayCallRegExp);
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});
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});
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describe('cyrillic literal variable value', () => {
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const stringArrayCyrillicRegExp: RegExp = /^var _0x(\w){4} *= *\['абц'\];/;
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const stringArrayCallRegExp: RegExp = /var test *= *_0x(\w){4}\('0x0'\);$/;
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let obfuscatedCode: string;
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beforeEach(() => {
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const code: string = readFileAsString(__dirname + '/fixtures/simple-input-cyrillic.js');
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obfuscatedCode = JavaScriptObfuscator.obfuscate(
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code,
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{
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...NO_ADDITIONAL_NODES_PRESET,
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stringArray: true,
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stringArrayThreshold: 1
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}
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).getObfuscatedCode();
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});
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it('match #1: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, stringArrayCyrillicRegExp);
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});
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it('match #2: should return correct obfuscated code', () => {
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assert.match(obfuscatedCode, stringArrayCallRegExp);
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});
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});
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describe('seed', function () {
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this.timeout(60000);
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describe('same seed on each run', () => {
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const code: string = readFileAsString('./test/fixtures/sample.js');
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const samples: number = 100;
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let obfuscatedCode1: string,
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obfuscatedCode2: string,
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seed: number = 12345,
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equalsCount: number = 0;
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beforeEach(() => {
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for (let i: number = 0; i < samples; i++) {
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if (i % 20 === 0) {
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seed++;
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}
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obfuscatedCode1 = JavaScriptObfuscator.obfuscate(
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code,
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{
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seed: seed
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}
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).getObfuscatedCode();
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obfuscatedCode2 = JavaScriptObfuscator.obfuscate(
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code,
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{
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seed: seed
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}
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).getObfuscatedCode();
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if (obfuscatedCode1 === obfuscatedCode2) {
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equalsCount++;
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}
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}
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});
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it('should return same code every time with same `seed`', () => {
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assert.equal(equalsCount, samples);
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});
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});
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describe('Variant #1: different seed on each run', () => {
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const code: string = readFileAsString('./test/fixtures/sample.js');
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let obfuscatedCode1: string,
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obfuscatedCode2: string;
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beforeEach(() => {
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obfuscatedCode1 = JavaScriptObfuscator.obfuscate(
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code,
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{
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seed: 12345
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}
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).getObfuscatedCode();
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obfuscatedCode2 = JavaScriptObfuscator.obfuscate(
|
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code,
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{
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seed: 12346
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}
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).getObfuscatedCode();
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});
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it('should return different obfuscated code with different `seed` option value', () => {
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assert.notEqual(obfuscatedCode1, obfuscatedCode2);
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});
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});
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describe('Variant #2: different seed on each run', () => {
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const code: string = readFileAsString('./test/fixtures/sample.js');
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let obfuscatedCode1: string,
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obfuscatedCode2: string;
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beforeEach(() => {
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obfuscatedCode1 = JavaScriptObfuscator.obfuscate(
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code,
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{
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seed: 0
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}
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).getObfuscatedCode();
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obfuscatedCode2 = JavaScriptObfuscator.obfuscate(
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code,
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{
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seed: 0
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}
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).getObfuscatedCode();
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});
|
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it('should return different obfuscated code with different `seed` option value', () => {
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assert.notEqual(obfuscatedCode1, obfuscatedCode2);
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});
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});
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describe('Variant #3: same seed for different source code', () => {
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const code1: string = readFileAsString(__dirname + '/fixtures/simple-input-cyrillic.js');
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const code2: string = readFileAsString(__dirname + '/fixtures/simple-input-2.js');
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const regExp: RegExp = /var (_0x(\w){4}) *= *\['.*'\];/;
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let match1: string,
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match2: string;
|
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|
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beforeEach(() => {
|
|
const obfuscatedCode1: string = JavaScriptObfuscator.obfuscate(
|
|
code1,
|
|
{
|
|
seed: 123,
|
|
stringArrayThreshold: 1
|
|
}
|
|
).getObfuscatedCode();
|
|
const obfuscatedCode2: string = JavaScriptObfuscator.obfuscate(
|
|
code2,
|
|
{
|
|
seed: 123,
|
|
stringArrayThreshold: 1
|
|
}
|
|
).getObfuscatedCode();
|
|
|
|
match1 = getRegExpMatch(obfuscatedCode1, regExp);
|
|
match2 = getRegExpMatch(obfuscatedCode2, regExp);
|
|
});
|
|
|
|
it('should return different String Array names for different source code with same seed', () => {
|
|
assert.notEqual(match1, match2);
|
|
});
|
|
});
|
|
});
|
|
|
|
/**
|
|
* https://github.com/estools/escodegen/pull/408
|
|
*/
|
|
describe('`ObjectPattern` with single `RestElement`', () => {
|
|
const regExp: RegExp = /const {\.\.\.foo} *= *{};/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/object-pattern-single-rest-element.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should not break on `ObjectPattern` with single `RestElement`', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
/**
|
|
* https://github.com/estools/escodegen/pull/415
|
|
*/
|
|
describe('Precedence of `SequenceExpression` in computed property', () => {
|
|
const regExp: RegExp = /class Foo *{ *\[\(bar, *baz\)]\(\) *{ *} * *}/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/precedence-of-sequence-expression-in-computed-property.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should generate a valid js code', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('new.target MetaProperty', () => {
|
|
const regExp: RegExp = /new\.target *=== *Foo/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/new-target.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should keep new.target MetaProperty', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('import.meta support', () => {
|
|
const regExp: RegExp = /console\['log']\(import\.meta\['url']\);/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/import-meta.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should support `import.meta`', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
/**
|
|
* https://github.com/estools/escodegen/pull/407
|
|
*/
|
|
describe('valid exponentiation operator precedence', () => {
|
|
const regExp: RegExp = /var foo *= *\( *0x1 *- *0x2 *\) *\*\* *0x2;/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/exponentiation-operator-precedence.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should support exponentiation operator', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('BigInt support', () => {
|
|
const regExp: RegExp = /return 0x20000000000001n *\+ *0xan *\+ *0xan;/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/bigint-support.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should support BigInt', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('Optional chaining support', () => {
|
|
const regExp: RegExp = new RegExp(
|
|
'const _0x(\\w){4,6} *= *{ *' +
|
|
'\'bar\': *\\(\\) *=> *{} *' +
|
|
'}; *' +
|
|
'_0x(\\w){4,6}\\?\\.\\[\'bar\']\\?\\.\\(\\);'
|
|
);
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/optional-chaining-support.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should support optional chaining', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('mangled identifier names generator', () => {
|
|
const regExp: RegExp = /var c *= *0x1/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/mangle.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
identifierNamesGenerator: IdentifierNamesGenerator.MangledIdentifierNamesGenerator,
|
|
stringArray: true,
|
|
stringArrayThreshold: 1
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should mangle obfuscated code', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('mangled shuffled identifier names generator', () => {
|
|
const regExp: RegExp = /var [a-zA-Z] *= *0x1/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/mangle.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
identifierNamesGenerator: IdentifierNamesGenerator.MangledShuffledIdentifierNamesGenerator
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('should mangle obfuscated code', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
|
|
describe('dictionary identifier names generator', () => {
|
|
const regExp1: RegExp = /var [abc] *= *0x1; *var [abc] *= *0x2; *var [abc] *= *0x3;/;
|
|
const regExp2: RegExp = /var [ABC] *= *0x4; *var [ABC] *= *0x5; *var [ABC] *= *0x6;/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/dictionary-identifiers.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
identifierNamesGenerator: IdentifierNamesGenerator.DictionaryIdentifierNamesGenerator,
|
|
identifiersDictionary: ['a', 'b', 'c']
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('Match #1: should generate identifier based on the dictionary', () => {
|
|
assert.match(obfuscatedCode, regExp1);
|
|
});
|
|
|
|
it('Match #2: should generate identifier based on the dictionary', () => {
|
|
assert.match(obfuscatedCode, regExp2);
|
|
});
|
|
});
|
|
|
|
describe('parse module', () => {
|
|
describe('Variant #1: import', () => {
|
|
const importRegExp: RegExp = /import *{foo} *from *'.\/foo';/;
|
|
const variableDeclarationRegExp: RegExp = /var test *= *0x1/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/parse-module-1.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(code).getObfuscatedCode();
|
|
});
|
|
|
|
it('Match #!: should correctly obfuscate a import', () => {
|
|
assert.match(obfuscatedCode, importRegExp);
|
|
});
|
|
|
|
it('Match #2: should correctly obfuscate a module', () => {
|
|
assert.match(obfuscatedCode, variableDeclarationRegExp);
|
|
});
|
|
});
|
|
|
|
describe('Variant #2: export', () => {
|
|
const regExp: RegExp = /export *const foo *= *0x1;/;
|
|
|
|
let obfuscatedCode: string;
|
|
|
|
beforeEach(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/parse-module-2.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(code).getObfuscatedCode();
|
|
});
|
|
|
|
it('should correctly obfuscate a module', () => {
|
|
assert.match(obfuscatedCode, regExp);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('3.5k variables', function () {
|
|
this.timeout(200000);
|
|
|
|
const expectedValue: number = 3500;
|
|
|
|
let result: number;
|
|
|
|
beforeEach(() => {
|
|
const code: string = buildLargeCode(expectedValue);
|
|
|
|
const obfuscatedCode: string = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
compact: true,
|
|
controlFlowFlattening: true,
|
|
controlFlowFlatteningThreshold: 1,
|
|
deadCodeInjection: true,
|
|
deadCodeInjectionThreshold: 1,
|
|
disableConsoleOutput: false,
|
|
numbersToExpressions: true,
|
|
simplify: true,
|
|
renameProperties: true,
|
|
rotateStringArray: true,
|
|
stringArray: true,
|
|
stringArrayEncoding: [
|
|
StringArrayEncoding.Base64,
|
|
StringArrayEncoding.Rc4
|
|
],
|
|
stringArrayWrappersChainedCalls: true,
|
|
stringArrayWrappersCount: 10,
|
|
stringArrayThreshold: 1,
|
|
transformObjectKeys: true,
|
|
unicodeEscapeSequence: false
|
|
}
|
|
).getObfuscatedCode();
|
|
|
|
result = eval(obfuscatedCode);
|
|
});
|
|
|
|
it('should correctly obfuscate 3.5k variables', () => {
|
|
assert.equal(result, expectedValue);
|
|
});
|
|
});
|
|
|
|
describe('Identifier names collision between base code and appended string array nodes', function () {
|
|
this.timeout(10000);
|
|
|
|
const samplesCount: number = 30;
|
|
|
|
let areCollisionsExists: boolean = false;
|
|
let obfuscateFunc: (identifierNamesGenerator: TypeFromEnum<typeof IdentifierNamesGenerator>) => string;
|
|
|
|
before(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/custom-nodes-identifier-names-collision.js');
|
|
|
|
obfuscateFunc = (identifierNamesGenerator: TypeFromEnum<typeof IdentifierNamesGenerator>) => {
|
|
const obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
identifierNamesGenerator,
|
|
compact: false,
|
|
renameGlobals: true,
|
|
identifiersDictionary: ['foo', 'bar', 'baz', 'bark', 'hawk', 'foozmos', 'cow', 'chikago'],
|
|
stringArray: true
|
|
}
|
|
).getObfuscatedCode();
|
|
|
|
return obfuscatedCode;
|
|
};
|
|
|
|
|
|
[
|
|
IdentifierNamesGenerator.DictionaryIdentifierNamesGenerator,
|
|
IdentifierNamesGenerator.MangledIdentifierNamesGenerator
|
|
].forEach((identifierNamesGenerator: TypeFromEnum<typeof IdentifierNamesGenerator>) => {
|
|
for (let i = 0; i < samplesCount; i++) {
|
|
try {
|
|
eval(obfuscateFunc(identifierNamesGenerator));
|
|
} catch {
|
|
areCollisionsExists = true;
|
|
break;
|
|
}
|
|
}
|
|
});
|
|
});
|
|
|
|
it('It does not create identifier names collision', () => {
|
|
assert.equal(areCollisionsExists, false);
|
|
});
|
|
});
|
|
|
|
describe('Prevailing kind of variables', () => {
|
|
const baseParams: TInputOptions = {
|
|
compact: true,
|
|
controlFlowFlattening: true,
|
|
controlFlowFlatteningThreshold: 1,
|
|
deadCodeInjection: true,
|
|
deadCodeInjectionThreshold: 1,
|
|
debugProtection: true,
|
|
debugProtectionInterval: true,
|
|
disableConsoleOutput: false,
|
|
rotateStringArray: true,
|
|
selfDefending: true,
|
|
stringArray: true,
|
|
stringArrayThreshold: 1,
|
|
transformObjectKeys: true,
|
|
unicodeEscapeSequence: false
|
|
};
|
|
|
|
describe('`var` kind', function () {
|
|
let obfuscatedCode: string;
|
|
|
|
before(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/prevailing-kind-of-variables-var.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
...baseParams,
|
|
stringArrayEncoding: [StringArrayEncoding.Rc4]
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('does not break on run', () => {
|
|
assert.doesNotThrow(() => eval(obfuscatedCode));
|
|
});
|
|
});
|
|
|
|
describe('`const` kind', function () {
|
|
describe('Variant #1: StringArrayEncoding: rc4', () => {
|
|
let obfuscatedCode: string;
|
|
|
|
before(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/prevailing-kind-of-variables-const.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
...baseParams,
|
|
stringArrayEncoding: [StringArrayEncoding.Rc4]
|
|
}
|
|
).getObfuscatedCode();
|
|
|
|
});
|
|
|
|
it('does not break on run', () => {
|
|
assert.doesNotThrow(() => eval(obfuscatedCode));
|
|
});
|
|
});
|
|
|
|
describe('Variant #2: StringArrayEncoding: base64', () => {
|
|
let obfuscatedCode: string;
|
|
|
|
before(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/prevailing-kind-of-variables-const.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
...baseParams,
|
|
stringArrayEncoding: [StringArrayEncoding.Rc4]
|
|
}
|
|
).getObfuscatedCode();
|
|
});
|
|
|
|
it('does not break on run', () => {
|
|
assert.doesNotThrow(() => eval(obfuscatedCode));
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('`let` kind', function () {
|
|
describe('Variant #1: StringArrayEncoding: rc4', () => {
|
|
let obfuscatedCode: string;
|
|
|
|
before(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/prevailing-kind-of-variables-let.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
...baseParams,
|
|
stringArrayEncoding: [StringArrayEncoding.Rc4]
|
|
}
|
|
).getObfuscatedCode();
|
|
|
|
});
|
|
|
|
it('does not break on run', () => {
|
|
assert.doesNotThrow(() => eval(obfuscatedCode));
|
|
});
|
|
});
|
|
|
|
describe('Variant #2: StringArrayEncoding: base64', () => {
|
|
let obfuscatedCode: string;
|
|
|
|
before(() => {
|
|
const code: string = readFileAsString(__dirname + '/fixtures/prevailing-kind-of-variables-let.js');
|
|
|
|
obfuscatedCode = JavaScriptObfuscator.obfuscate(
|
|
code,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
...baseParams,
|
|
stringArrayEncoding: [StringArrayEncoding.Base64]
|
|
}
|
|
).getObfuscatedCode();
|
|
|
|
});
|
|
|
|
it('does not break on run', () => {
|
|
assert.doesNotThrow(() => eval(obfuscatedCode));
|
|
});
|
|
});
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('obfuscateMultiple', () => {
|
|
describe('multiple source codes', () => {
|
|
const regExp1: RegExp = /var a0_0x(\w){4,6} *= *0x1;/;
|
|
const regExp2: RegExp = /var a1_0x(\w){4,6} *= *'abc';/;
|
|
|
|
let obfuscatedCode1: string;
|
|
let obfuscatedCode2: string;
|
|
|
|
beforeEach(() => {
|
|
const sourceCode1: string = readFileAsString(__dirname + '/fixtures/simple-input-1.js');
|
|
const sourceCode2: string = readFileAsString(__dirname + '/fixtures/simple-input-2.js');
|
|
const obfuscationResultsObject = JavaScriptObfuscator.obfuscateMultiple(
|
|
{
|
|
sourceCode1,
|
|
sourceCode2
|
|
},
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
renameGlobals: true
|
|
}
|
|
);
|
|
|
|
obfuscatedCode1 = obfuscationResultsObject.sourceCode1.getObfuscatedCode();
|
|
obfuscatedCode2 = obfuscationResultsObject.sourceCode2.getObfuscatedCode();
|
|
});
|
|
|
|
it('Match #1: should return correct obfuscated code', () => {
|
|
assert.match(obfuscatedCode1, regExp1);
|
|
});
|
|
|
|
it('Match #2: should return correct obfuscated code', () => {
|
|
assert.match(obfuscatedCode2, regExp2);
|
|
});
|
|
});
|
|
|
|
describe('invalid source codes object', () => {
|
|
let testFunc: () => TDictionary<IObfuscatedCode>;
|
|
|
|
beforeEach(() => {
|
|
testFunc = () => JavaScriptObfuscator.obfuscateMultiple(
|
|
'foo' as any,
|
|
{
|
|
...NO_ADDITIONAL_NODES_PRESET,
|
|
renameGlobals: true
|
|
}
|
|
);
|
|
});
|
|
|
|
it('Should throw an error if source codes object is not a plain object', () => {
|
|
assert.throw(testFunc, Error);
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('getOptionsByPreset', () => {
|
|
describe('Variant #1: base behaviour', () => {
|
|
const optionsPresetName: TOptionsPreset = OptionsPreset.HighObfuscation;
|
|
|
|
let options: TInputOptions;
|
|
|
|
before(() => {
|
|
options = JavaScriptObfuscator.getOptionsByPreset(optionsPresetName);
|
|
});
|
|
|
|
it('Should return options for passed options preset name', () => {
|
|
assert.deepEqual(options, HIGH_OBFUSCATION_PRESET);
|
|
});
|
|
});
|
|
|
|
describe('Variant #2: unknown options preset name', () => {
|
|
const optionsPresetName: TOptionsPreset = 'foobar' as TOptionsPreset;
|
|
|
|
let testFunc: () => TInputOptions;
|
|
|
|
before(() => {
|
|
testFunc = () => JavaScriptObfuscator.getOptionsByPreset(optionsPresetName);
|
|
});
|
|
|
|
it('Should throws an error when unknown option preset is passed', () => {
|
|
assert.throws(testFunc, 'Options for preset name `foobar` are not found');
|
|
});
|
|
});
|
|
});
|
|
});
|