Various fixess and xor

2026-09-08 18:40:56 +02:00
parent 08aa04fe56
commit 8a50f492ac
7 changed files with 93 additions and 5 deletions
@@ -0,0 +1,44 @@
+<?php
+
+namespace Tests\Unit\Events;
+
+use App\Events\PerceptronTrainingIteration;
+use Tests\TestCase;
+
+class PerceptronTrainingIterationTest extends TestCase
+{
+    public function test_small_networks_keep_weights_for_every_iteration(): void
+    {
+        $event = new PerceptronTrainingIteration(
+            iterations: [
+                ['epoch' => 1, 'exampleIndex' => 0, 'error' => 1, 'weights' => [[[1, 2]]]],
+                ['epoch' => 1, 'exampleIndex' => 1, 'error' => 0, 'weights' => [[[3, 4]]]],
+            ],
+            sessionId: 'session',
+            trainingId: 'training',
+        );
+
+        $iterations = $event->broadcastWith()['iterations'];
+
+        $this->assertSame([[[1, 2]]], $iterations[0]['weights']);
+        $this->assertSame([[[3, 4]]], $iterations[1]['weights']);
+    }
+
+    public function test_large_networks_only_keep_the_last_iteration_weights(): void
+    {
+        $largeWeights = [[array_fill(0, config('perceptron.max_displayed_weights') + 1, 0)]];
+        $event = new PerceptronTrainingIteration(
+            iterations: [
+                ['epoch' => 1, 'exampleIndex' => 0, 'error' => 1, 'weights' => $largeWeights],
+                ['epoch' => 1, 'exampleIndex' => 1, 'error' => 0, 'weights' => $largeWeights],
+            ],
+            sessionId: 'session',
+            trainingId: 'training',
+        );
+
+        $iterations = $event->broadcastWith()['iterations'];
+
+        $this->assertSame([], $iterations[0]['weights']);
+        $this->assertSame($largeWeights, $iterations[1]['weights']);
+    }
+}