'use strict'; require('../common'); const assert = require('assert'); // This checks that after accessing a missing env var, a subsequent // env read will succeed even for empty variables. { process.env.FOO = ''; process.env.NONEXISTENT_ENV_VAR; const foo = process.env.FOO; assert.strictEqual(foo, ''); } { process.env.FOO = ''; process.env.NONEXISTENT_ENV_VAR; const hasFoo = 'FOO' in process.env; assert.strictEqual(hasFoo, true); }