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var es = require('event-stream')
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var through = require('through2')
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var combine = require('..')
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var test = require('tape')
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test('re-emit error object for old streams', function (test) {
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test.plan(1)
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var expectedErr = new Error('asplode')
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var pipe = combine(
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es.through(function(data) {
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return this.emit('error', expectedErr)
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})
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)
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pipe.on('error', function (err) {
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test.equal(err, expectedErr)
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})
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|
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pipe.write('pow')
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})
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|
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test('do not duplicate errors', function (test) {
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|
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var errors = 0;
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var pipe = combine(
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es.through(function(data) {
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return this.emit('data', data);
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}),
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es.through(function(data) {
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return this.emit('error', new Error(data));
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})
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)
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|
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pipe.on('error', function(err) {
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errors++
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test.ok(errors, 'expected error count')
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|
process.nextTick(function () {
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|
return test.end();
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|
})
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|
})
|
|
|
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return pipe.write('meh');
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|
})
|
|
|
|
test('3 pipe do not duplicate errors', function (test) {
|
|
|
|
var errors = 0;
|
|
var pipe = combine(
|
|
es.through(function(data) {
|
|
return this.emit('data', data);
|
|
}),
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|
es.through(function(data) {
|
|
return this.emit('error', new Error(data));
|
|
}),
|
|
es.through()
|
|
)
|
|
|
|
pipe.on('error', function(err) {
|
|
errors++
|
|
test.ok(errors, 'expected error count')
|
|
process.nextTick(function () {
|
|
return test.end();
|
|
})
|
|
})
|
|
|
|
return pipe.write('meh');
|
|
|
|
})
|
|
|
|
test('0 argument through stream', function (test) {
|
|
test.plan(3)
|
|
var pipe = combine()
|
|
, expected = [ 'beep', 'boop', 'robots' ]
|
|
|
|
pipe.pipe(es.through(function(data) {
|
|
test.equal(data.toString('utf8'), expected.shift())
|
|
}))
|
|
pipe.write('beep')
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|
pipe.write('boop')
|
|
pipe.end('robots')
|
|
})
|
|
|
|
test('object mode', function (test) {
|
|
test.plan(2)
|
|
var pipe = combine.obj()
|
|
, expected = [ [4,5,6], {x:5} ]
|
|
|
|
pipe.pipe(through.obj(function(data, enc, next) {
|
|
test.deepEqual(data, expected.shift())
|
|
next()
|
|
}))
|
|
pipe.write([4,5,6])
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|
pipe.write({x:5})
|
|
pipe.end()
|
|
})
|
|
|