39 lines
1003 B
JavaScript
39 lines
1003 B
JavaScript
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var test = require('tape');
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var pipeline = require('..').pipeline;
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var stream = require('..');
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var Buffer = require('safe-buffer').Buffer;
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test('supports pipeline', function(t) {
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t.plan(4);
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var readable = new stream.Readable({
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read: function () {
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this.push(Buffer.from('chunk', 'ascii'));
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}
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});
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var transform1 = new stream.Transform({
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transform: function (chunk, enc, cb) {
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cb(new Error('fail'));
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}
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});
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var transform2 = new stream.PassThrough();
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transform2.on('close', function () {
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t.pass('transform2.close called');
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});
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var writable = new stream.Writable({
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write: function (chunk, enc, cb) { cb(); }
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});
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writable.on('close', function () {
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t.pass('writable.close called');
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});
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pipeline(
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readable,
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transform1,
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transform2,
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writable,
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function(err) {
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t.ok(err);
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t.equal(err.message, 'fail');
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});
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});
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