javascript-obfuscator/test/functional-tests/node-obfuscators/MethodDefinitionObfuscator.spec.ts

import { IObfuscationResult } from '../../../src/interfaces/IObfuscationResult';

import { NO_CUSTOM_NODES_PRESET } from '../../../src/preset-options/NoCustomNodesPreset';

import { JavaScriptObfuscator } from '../../../src/JavaScriptObfuscator';

const assert: Chai.AssertStatic = require('chai').assert;

describe('MethodDefinitionObfuscator', () => {
    let code: string = `
        class Foo {
            constructor () {}
            bar () {}
        }
    `;

    it('should replace method definition node `key` property with unicode value', () => {
        let obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
            code,
            Object.assign({}, NO_CUSTOM_NODES_PRESET)
        );

        assert.match(obfuscationResult.getObfuscatedCode(),  /\['\\x62\\x61\\x72'\]\(\)\{\}/);
    });

    it('should replace method definition node `key` property with unicode array call', () => {
        let obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
            code,
            Object.assign({}, NO_CUSTOM_NODES_PRESET, {
                unicodeArray: true,
                unicodeArrayThreshold: 1
            })
        );

        assert.match(obfuscationResult.getObfuscatedCode(),  /var *_0x([a-z0-9]){4} *= *\['\\x62\\x61\\x72'\];/);
        assert.match(obfuscationResult.getObfuscatedCode(),  /\[_0x([a-z0-9]){4}\[0x0\]\]\(\)\{\}/);
    });

    it('should not obfuscate method definition node with `constructor` key', () => {
        let obfuscationResult: IObfuscationResult = JavaScriptObfuscator.obfuscate(
            code,
            Object.assign({}, NO_CUSTOM_NODES_PRESET)
        );

        assert.match(obfuscationResult.getObfuscatedCode(),  /constructor\(\)\{\}/);
    });
});