time-to-botec/squiggle/node_modules/jstat/test/vector/sumsqrd-test.js

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var vows = require('vows');
var assert = require('assert');
var suite = vows.describe('jStat.sumsqrd');
require('../env.js');
suite.addBatch({
'sumsqrd': {
'topic': function() {
return jStat;
},
'return basic sumsqrd': function(jStat) {
assert.equal(jStat.sumsqrd([1, 2, 3]), 14);
},
'sumsqrd from instance': function(jStat) {
assert.equal(jStat([1, 2, 3]).sumsqrd(), 14);
},
'sumsqrd matrix cols': function(jStat) {
assert.deepEqual(jStat([[1, 2], [3, 4]]).sumsqrd(), [10, 20]);
},
'sumsqrd full matrix': function(jStat) {
assert.equal(jStat([[1, 2], [3, 4]]).sumsqrd(true), 650);
}
},
'#sumsqrd vector': {
'topic': function() {
jStat([1, 2, 3]).sumsqrd(this.callback);
},
'sumsqrd callback': function(val, stat) {
assert.equal(val, 14);
}
},
'#sumsqrd matrix cols': {
'topic': function() {
jStat([[1, 2], [3, 4]]).sumsqrd(this.callback);
},
'sumsqrd matrix cols callback': function(val, stat) {
assert.deepEqual(val, [10, 20]);
}
},
'#sumsqrd full matrix': {
'topic': function() {
jStat([[1, 2], [3, 4]]).sumsqrd(true, this.callback);
},
'sumsqrd full matrix callback': function(val, stat) {
assert.equal(val, 650);
}
}
});
suite.export(module);