jstat/test/core/transpose-test.js

Statistical Library for JavaScript

var vows = require('vows');
var assert = require('assert');
var suite = vows.describe('jStat.transpose');

require('../env.js');

suite.addBatch({
  'transpose': {
    'topic': function() {
      return jStat;
    },
    'return transpose': function(jStat) {
      assert.deepEqual(jStat.transpose([[1, 2], [3, 4]]), [[1, 3], [2, 4]]);
      assert.deepEqual(jStat([[1, 2], [3, 4]]).transpose().toArray(),
                       [[1, 3], [2, 4]]);
    }
  },
  '#transpose': {
    'topic': function() {
      jStat([[1, 2], [3, 4]]).transpose(this.callback);
    },
    'transpose callback': function(val, stat) {
      assert.deepEqual(val.toArray(), [[1, 3], [2, 4]]);
    }
  }
});

suite.export(module);