test set elements

backend/tests/Unit/Set/SetTest.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace Tests\Unit\Set;
+
+use App\Set\Set as DomainSet;
+use Tests\TestCase;
+
+class SetTest extends TestCase
+{
+    public function testCreatesSetWithName(): void
+    {
+        $set = new DomainSet(1, 'Daily learning');
+
+        $this->assertSame(1, $set->getId());
+        $this->assertSame('Daily learning', $set->getName());
+    }
+}