time-to-botec/squiggle/node_modules/jstat/test/vector/mean-test.js
NunoSempere b6addc7f05 feat: add the node modules
Necessary in order to clearly see the squiggle hotwiring.
2022-12-03 12:44:49 +00:00

52 lines
1.2 KiB
JavaScript

var vows = require('vows');
var assert = require('assert');
var suite = vows.describe('jStat.mean');
require('../env.js');
suite.addBatch({
'mean': {
'topic': function() {
return jStat;
},
'return basic mean': function(jStat) {
assert.equal(jStat.mean([1, 2, 3]), 2);
},
'mean from instance': function(jStat) {
assert.equal(jStat([1, 2, 3]).mean(), 2);
},
'mean matrix cols': function(jStat) {
assert.deepEqual(jStat([[1, 2], [3, 4]]).mean(), [2, 3]);
},
'mean full matrix': function(jStat) {
assert.equal(jStat([[1, 2], [3, 4]]).mean(true), 2.5);
}
},
'#mean vector': {
'topic': function() {
jStat([1, 2, 3]).mean(this.callback);
},
'mean callback': function(val, stat) {
assert.equal(val, 2);
}
},
'#mean matrix cols': {
'topic': function() {
jStat([[1, 2], [3, 4]]).mean(this.callback);
},
'mean matrix cols callback': function(val, stat) {
assert.deepEqual(val, [2, 3]);
}
},
'#mean full matrix': {
'topic': function() {
jStat([[1, 2], [3, 4]]).mean(true, this.callback);
},
'mean full matrix callback': function(val, stat) {
assert.equal(val, 2.5);
}
}
});
suite.export(module);