25 lines
		
	
	
		
			684 B
		
	
	
	
		
			JavaScript
		
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			684 B
		
	
	
	
		
			JavaScript
		
	
	
	
'use strict'
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const { test } = require('tap')
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const { join } = require('path')
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const { once } = require('events')
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const { MessageChannel } = require('worker_threads')
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const ThreadStream = require('..')
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test('message events emitted on the stream are posted to the worker', async function (t) {
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  t.plan(1)
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  const { port1, port2 } = new MessageChannel()
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  const stream = new ThreadStream({
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    filename: join(__dirname, 'on-message.js'),
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    sync: false
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  })
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  t.teardown(() => {
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    stream.end()
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  })
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  stream.emit('message', { text: 'hello', takeThisPortPlease: port1 }, [port1])
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  const [confirmation] = await once(port2, 'message')
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  t.equal(confirmation, 'received: hello')
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})
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