11cb0ef41Sopenharmony_ci'use strict'; 21cb0ef41Sopenharmony_ci 31cb0ef41Sopenharmony_ciconst common = require('../common'); 41cb0ef41Sopenharmony_ci 51cb0ef41Sopenharmony_ciconst assert = require('assert'); 61cb0ef41Sopenharmony_ciconst stream = require('stream'); 71cb0ef41Sopenharmony_ci 81cb0ef41Sopenharmony_ciconst writable = new stream.Writable(); 91cb0ef41Sopenharmony_ciwritable._write = (chunk, encoding, cb) => { 101cb0ef41Sopenharmony_ci setTimeout(() => cb(), 10); 111cb0ef41Sopenharmony_ci}; 121cb0ef41Sopenharmony_ci 131cb0ef41Sopenharmony_ciwritable.end('testing ended state', common.mustCall()); 141cb0ef41Sopenharmony_ciwritable.end(common.mustCall()); 151cb0ef41Sopenharmony_ciwritable.on('finish', common.mustCall(() => { 161cb0ef41Sopenharmony_ci let ticked = false; 171cb0ef41Sopenharmony_ci writable.end(common.mustCall((err) => { 181cb0ef41Sopenharmony_ci assert.strictEqual(ticked, true); 191cb0ef41Sopenharmony_ci assert.strictEqual(err.code, 'ERR_STREAM_ALREADY_FINISHED'); 201cb0ef41Sopenharmony_ci })); 211cb0ef41Sopenharmony_ci ticked = true; 221cb0ef41Sopenharmony_ci})); 23