add hw2

node_modules/thread-stream/test/string-limit-2.test.js

@@ -0,0 +1,41 @@
+'use strict'
+
+const t = require('tap')
+
+if (process.env.CI) {
+  t.skip('skip on CI')
+  process.exit(0)
+}
+
+const { join } = require('path')
+const { file } = require('./helper')
+const { createReadStream } = require('fs')
+const ThreadStream = require('..')
+const buffer = require('buffer')
+
+const MAX_STRING = buffer.constants.MAX_STRING_LENGTH
+
+t.plan(1)
+
+const dest = file()
+const stream = new ThreadStream({
+  filename: join(__dirname, 'to-file.js'),
+  workerData: { dest },
+  sync: false
+})
+
+stream.on('close', async () => {
+  t.comment('close emitted')
+  let buf
+  for await (const chunk of createReadStream(dest)) {
+    buf = chunk
+  }
+  t.equal('asd', buf.toString().slice(-3))
+})
+
+stream.on('ready', () => {
+  t.comment('open emitted')
+  stream.write('a'.repeat(MAX_STRING - 2))
+  stream.write('asd')
+  stream.end()
+})