shift-interpreter/dist/test/evaluation/update-expressions.test.js

Shift-interpreter is an experimental JavaScript meta-interpreter useful for reverse engineering and analysis. One notable difference from other projects is that shift-interpreter retains state over an entire script but can be fed expressions and statement

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
const util_1 = require("../util");
describe('UpdateExpression', () => {
    it('should evaluate operators the same as the host environment', () => {
        util_1.assertResult(util_1.compare(`let a = 0; let b = a++; b`));
        util_1.assertResult(util_1.compare(`let a = 0; let b = ++a; b`));
        util_1.assertResult(util_1.compare(`let a = 0; let b = a--; b`));
        util_1.assertResult(util_1.compare(`let a = 0; let b = --a; b`));
    });
});
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