init

tests/Unit/ExampleTest.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace Tests\Unit;
+
+use PHPUnit\Framework\TestCase;
+
+class ExampleTest extends TestCase
+{
+    /**
+     * A basic test example.
+     */
+    public function test_that_true_is_true(): void
+    {
+        $this->assertTrue(true);
+    }
+}

tests/Unit/ModelScoringServiceTest.php

@@ -0,0 +1,36 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Unit;
+
+use App\Models\AiModel;
+use App\Services\ModelScoringService;
+use Tests\TestCase;
+
+class ModelScoringServiceTest extends TestCase
+{
+    public function test_it_calculates_weighted_score(): void
+    {
+        $service = new ModelScoringService();
+
+        $score = $service->calculateTotal(90, 70, 80);
+
+        $this->assertSame(82, $score);
+    }
+
+    public function test_it_bounds_scores_when_apply_called(): void
+    {
+        $service = new ModelScoringService();
+
+        $model = new AiModel([
+            'effectiveness_score' => 120,
+            'price_score' => -10,
+            'speed_score' => 80,
+        ]);
+
+        $service->apply($model);
+
+        $this->assertSame(66, $model->total_score);
+    }
+}