| const {test}=require('node:test'); |
| const assert=require('node:assert/strict'); |
| const Datasets=require('./datasets.js'); |
|
|
| test('XOR has the requested coordinates and class assignments',()=>{ |
| assert.deepEqual(Datasets.create('xor'),[ |
| {x:0,y:1,label:-1},{x:1,y:0,label:-1}, |
| {x:0,y:0,label:1},{x:1,y:1,label:1}, |
| ]); |
| }); |
|
|
| test('presets are repeatable, fit the plot, and contain multiple classes',()=>{ |
| for(const type of ['two_moons','xor','circles','blobs','spirals']){ |
| const points=Datasets.create(type); |
| assert.ok(points.length>0&&points.length<=1500); |
| assert.deepEqual(points,Datasets.create(type)); |
| assert.equal(new Set(points.map(p=>p.label)).size,type==='blobs'?3:2); |
| assert.ok(points.every(p=>Number.isFinite(p.x)&&Number.isFinite(p.y)&&p.x>=0&&p.x<=1&&p.y>=0&&p.y<=1)); |
| } |
| }); |
|
|
