Add first api tests

Author: Yoyasp

tests/Feature/Api/V1/HealthPingTest.php

@@ -0,0 +1,56 @@
+<?php
+
+/**
+ * HealthPingTest.php
+ *
+ * Tests for the v1 liveness (ping) and health-check endpoints.
+ */
+
+namespace LibreNMS\Tests\Feature\Api\V1;
+
+use App\Models\User;
+use Illuminate\Foundation\Testing\DatabaseTransactions;
+use Laravel\Sanctum\Sanctum;
+use LibreNMS\Tests\DBTestCase;
+
+final class HealthPingTest extends DBTestCase
+{
+    use DatabaseTransactions;
+
+    public function testPingIsPublicAndReturnsOk(): void
+    {
+        $this->getJson('/api/v1/ping')
+            ->assertOk()
+            ->assertExactJson(['status' => 'ok']);
+    }
+
+    public function testHealthRequiresAuthentication(): void
+    {
+        $this->getJson('/api/v1/health')
+            ->assertUnauthorized();
+    }
+
+    public function testHealthReturnsOkWhenSubsystemsAreUp(): void
+    {
+        /** @var User $user */
+        $user = User::factory()->create();
+        Sanctum::actingAs($user);
+
+        $this->getJson('/api/v1/health')
+            ->assertOk()
+            ->assertJson([
+                'status' => 'ok',
+                'checks' => [
+                    'database' => ['ok' => true],
+                    'cache' => ['ok' => true],
+                ],
+            ])
+            ->assertJsonStructure([
+                'status',
+                'checks' => [
+                    'database' => ['ok'],
+                    'cache' => ['ok'],
+                ],
+            ]);
+    }
+}