cumsum-test.js (1385B)
1 var vows = require('vows'); 2 var assert = require('assert'); 3 var suite = vows.describe('jStat.cumsum'); 4 5 require('../env.js'); 6 7 suite.addBatch({ 8 'cumsum': { 9 'topic': function() { 10 return jStat; 11 }, 12 'return basic cumsum': function(jStat) { 13 assert.deepEqual(jStat.cumsum([1, 2, 3]), [1, 3, 6]); 14 }, 15 'cumsum from instance': function(jStat) { 16 assert.deepEqual(jStat([1, 2, 3]).cumsum(), [1, 3, 6]); 17 }, 18 'cumsum matrix cols': function(jStat) { 19 assert.deepEqual(jStat([[1, 2], [3, 4]]).cumsum(), [[1, 4], [2, 6]]); 20 }, 21 'cumsum matrix rows': function(jStat) { 22 assert.deepEqual(jStat([[1, 2], [3, 4]]).cumsum(true), [[1, 3], [3, 7]]); 23 } 24 }, 25 '#cumsum vector': { 26 'topic': function() { 27 jStat([1, 2, 3]).cumsum(this.callback); 28 }, 29 'cumsum callback': function(val, stat) { 30 assert.deepEqual(val, [1, 3, 6]); 31 } 32 }, 33 '#cumsum matrix cols': { 34 'topic': function() { 35 jStat([[1, 2], [3, 4]]).cumsum(this.callback); 36 }, 37 'cumsum matrix cols callback': function(val, stat) { 38 assert.deepEqual(val, [[1, 4], [2, 6]]); 39 } 40 }, 41 '#cumsum matrix rows': { 42 'topic': function() { 43 jStat([[1, 2], [3, 4]]).cumsum(true, this.callback); 44 }, 45 'cumsum matrix rows callback': function(val, stat) { 46 assert.deepEqual(val, [[1, 3], [3, 7]]); 47 } 48 } 49 }); 50 51 suite.export(module);