'test pause()': function(defer){
var calls = 0
, data = []
, req = new Stream;
req.write = function(data){
this.emit('data', data);
};
req.end = function(){
this.emit('end');
};
var pause = utils.pause(req);
req.write('one');
req.write('two');
req.end();
req.on('data', function(chunk){
++calls;
data.push(chunk);
});
req.on('end', function(){
++calls;
data.should.have.length(2);
});
pause.resume();
defer(function(){
calls.should.equal(3);
});
},
stream.end = function (data) {
if(data)
stream.write(data)
if(!count && !path)
stream.emit('data', stream.root)
stream.emit('end')
}
stream.end = function(data) {
var ret;
if (data) {
ret = stream.write(data);
}
this.destroy();
return ret;
};
stream.end = function (data) {
if(ended) return
//this breaks, because pipe doesn't check writable before calling end.
//throw new Error('cannot call end twice')
ended = true
if(arguments.length) stream.write(data)
if(!buffer.length) _end()
}
function end (data) {
//if end was called with args, write it,
ended = true //write will emit 'end' if ended is true
stream.writable = false
if(data !== undefined)
return stream.write(data)
else if (inputs == outputs) //wait for processing
stream.readable = false, stream.emit('end'), stream.destroy()
}
stream.end = function (data) {
if(ended) return
ended = true
if(data) stream.write(data)
if(!anyData) stream.emit('data', op)
stream.emit('data', cl)
stream.emit('end')
}
ws.end = function(data) {
if (data) ws.write(data)
if (!processing) {
ws.emit('close')
}
else {
ended = true
}
}
it('..umh, does some processing!', function(done) {
// Mock out a stream
var csvStream = new stream.Stream();
csvStream.writable = true;
csvStream.write = function (data) {
this.emit('record', data);
return true;
}
csvStream.end = function (data) {
this.emit('end')
}
garn.groupBy('hair-color');
garn.groupByRelative('hair-color');
garn.first('weight');
garn.process(csvStream, function(err, results) {
results.hairColor.operations.groupBy.blonde.should.eql(1);
results.hairColor.operations.groupBy.black.should.eql(2);
results.hairColor.operations.groupByRelative.blonde.should.eql(0.3333333333333333);
results.hairColor.operations.groupByRelative.black.should.eql(0.6666666666666666);
results.weight.operations.first.should.eql(71);
results._rows.should.eql(3);
done();
});
csvStream.write(['eye-color', 'hair-color', 'weight']);
csvStream.write(['blue', 'blonde', 71]);
csvStream.write(['blue', 'black', 82]);
csvStream.write(['brown', 'black', 87]);
csvStream.end();
});
function end(deltas) {
if(deltas) {
stream.write(deltas)
}
}
stream.end = function (data) {
if(data)
stream.write(data);
stream.emit('end');
}