Add RealTimeUpdatesOptions test

module/Core/test/Config/Options/RealTimeUpdatesOptionsTest.php

@@ -0,0 +1,41 @@
+<?php
+
+namespace Config\Options;
+
+use PHPUnit\Framework\Attributes\Test;
+use PHPUnit\Framework\Attributes\TestWith;
+use PHPUnit\Framework\TestCase;
+use Shlinkio\Shlink\Core\Config\Options\RealTimeUpdatesOptions;
+use Shlinkio\Shlink\Core\EventDispatcher\Topic;
+use Shlinkio\Shlink\Core\Exception\ValidationException;
+
+class RealTimeUpdatesOptionsTest extends TestCase
+{
+    #[Test]
+    #[TestWith([null, ['NEW_VISIT', 'NEW_SHORT_URL_VISIT', 'NEW_ORPHAN_VISIT', 'NEW_SHORT_URL']])]
+    #[TestWith([['NEW_VISIT'], ['NEW_VISIT']])]
+    #[TestWith([['NEW_SHORT_URL_VISIT', 'NEW_ORPHAN_VISIT'], ['NEW_SHORT_URL_VISIT', 'NEW_ORPHAN_VISIT']])]
+    public function expectedTopicsAreResolved(array|null $providedTopics, array $expectedTopics): void
+    {
+        $options = new RealTimeUpdatesOptions($providedTopics);
+        self::assertEquals($expectedTopics, $options->enabledTopics);
+    }
+
+    #[Test]
+    public function exceptionIsThrownIfAnyProvidedTopicIsInvalid(): void
+    {
+        $this->expectException(ValidationException::class);
+        new RealTimeUpdatesOptions(['NEW_SHORT_URL_VISIT', 'invalid']);
+    }
+
+    #[Test]
+    public function checkingIfTopicIsEnabledWorks(): void
+    {
+        $options = new RealTimeUpdatesOptions(['NEW_ORPHAN_VISIT', 'NEW_SHORT_URL']);
+
+        self::assertTrue($options->isTopicEnabled(Topic::NEW_ORPHAN_VISIT));
+        self::assertTrue($options->isTopicEnabled(Topic::NEW_SHORT_URL));
+        self::assertFalse($options->isTopicEnabled(Topic::NEW_VISIT));
+        self::assertFalse($options->isTopicEnabled(Topic::NEW_SHORT_URL_VISIT));
+    }
+}