add hw2

node_modules/thread-stream/test/end.test.js

@@ -0,0 +1,61 @@
+'use strict'
+
+const { test } = require('tap')
+const { join } = require('path')
+const { readFile } = require('fs')
+const { file } = require('./helper')
+const ThreadStream = require('..')
+
+test('destroy support', function (t) {
+  t.plan(7)
+
+  const dest = file()
+  const stream = new ThreadStream({
+    filename: join(__dirname, 'to-file-on-destroy.js'),
+    workerData: { dest },
+    sync: true
+  })
+
+  stream.on('close', () => {
+    t.notOk(stream.writable)
+    t.pass('close emitted')
+  })
+
+  t.ok(stream.write('hello world\n'))
+  t.ok(stream.write('something else\n'))
+  t.ok(stream.writable)
+
+  stream.end()
+
+  readFile(dest, 'utf8', (err, data) => {
+    t.error(err)
+    t.equal(data, 'hello world\nsomething else\n')
+  })
+})
+
+test('synchronous _final support', function (t) {
+  t.plan(7)
+
+  const dest = file()
+  const stream = new ThreadStream({
+    filename: join(__dirname, 'to-file-on-final.js'),
+    workerData: { dest },
+    sync: true
+  })
+
+  stream.on('close', () => {
+    t.notOk(stream.writable)
+    t.pass('close emitted')
+  })
+
+  t.ok(stream.write('hello world\n'))
+  t.ok(stream.write('something else\n'))
+  t.ok(stream.writable)
+
+  stream.end()
+
+  readFile(dest, 'utf8', (err, data) => {
+    t.error(err)
+    t.equal(data, 'hello world\nsomething else\n')
+  })
+})