[Web][Tests] Add archive module tests

tests/php/Archive/Model/SettingsTest.php

@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Mailcow\Tests\Archive\Model;
+
+use Mailcow\Archive\Model\Settings;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\TestCase;
+
+class SettingsTest extends TestCase
+{
+    public static function nexthops(): array
+    {
+        return [
+            'mx of the address domain' => ['', 25, 'archive.example'],
+            'mx, other port' => ['', 2525, 'archive.example:2525'],
+            'host' => ['smtp.archive.example', 25, '[smtp.archive.example]:25'],
+            'ipv4' => ['192.0.2.5', 587, '[192.0.2.5]:587'],
+            'ipv6' => ['2001:db8::25', 25, '[ipv6:2001:db8::25]:25'],
+        ];
+    }
+
+    #[DataProvider('nexthops')]
+    public function testNexthop(string $host, int $port, string $nexthop): void
+    {
+        $settings = new Settings();
+        $settings->address = 'journal@archive.example';
+        $settings->host = $host;
+        $settings->port = $port;
+
+        $this->assertSame($nexthop, $settings->nexthop());
+    }
+
+    public function testCanDeliverAndNoSecretsInTheApi(): void
+    {
+        $settings = new Settings();
+        $this->assertFalse($settings->canDeliver());
+        $settings->address = 'journal@archive.example';
+        $this->assertFalse($settings->canDeliver());
+        $settings->profile = 'envelope';
+        $this->assertTrue($settings->canDeliver());
+
+        $settings->password = 'password-value';
+        $settings->signingKey = 'signing-key-value';
+        $api = json_encode($settings->toArray());
+        $this->assertStringNotContainsString('password-value', $api);
+        $this->assertStringNotContainsString('signing-key-value', $api);
+        $this->assertSame([1, 1], [$settings->toArray()['has_password'], $settings->toArray()['has_signing_secret']]);
+    }
+}