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52 lines
1.0 KiB
52 lines
1.0 KiB
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var pull = require('pull-stream') |
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var windows = require('../') |
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var test = require('tape') |
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function rememberStart (start, data) { |
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return {start: start, data: data} |
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} |
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test('tumbling count', function (t) { |
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var i = 0, last |
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var expected = |
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[ { start: 0, data: 78 }, |
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{ start: 13, data: 247 }, |
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{ start: 26, data: 416 }, |
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{ start: 39, data: 585 }, |
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{ start: 52, data: 754 }, |
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{ start: 65, data: 923 }, |
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{ start: 78, data: 1092 }, |
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{ start: 91, data: 1261 }, |
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{ start: 104, data: 1430 } ] |
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pull( |
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pull.count(127), |
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windows(function (data, cb) { |
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if(!(i++ % 13)) { |
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if(last) last() |
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var acc = 0 |
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last = function () { cb(null, acc) } |
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return function (end, data) { |
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if(end) return |
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acc = acc + data |
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} |
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} |
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}, rememberStart), |
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pull.collect(function (err, ary) { |
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t.notOk(err) |
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console.log(ary) |
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t.deepEqual(ary, expected) |
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t.end() |
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}) |
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) |
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}) |
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process.on('uncaughtException', function (err) { |
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console.error(err.stack) |
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}) |
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