Add CLI test for manage redirects command, to cover validation errors

module/CLI/test-cli/Command/ManageRedirectRulesTest.php

@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ShlinkioCliTest\Shlink\CLI\Command;
+
+use PHPUnit\Framework\Attributes\Test;
+use Shlinkio\Shlink\CLI\Command\RedirectRule\ManageRedirectRulesCommand;
+use Shlinkio\Shlink\TestUtils\CliTest\CliTestCase;
+
+class ManageRedirectRulesTest extends CliTestCase
+{
+    #[Test]
+    public function printsErrorsWhenPassingInvalidValues(): void
+    {
+        [$output] = $this->exec([ManageRedirectRulesCommand::NAME, 'abc123'], [
+            '0', // Add new rule
+            'not-a-number', // Invalid priority
+            '1', // Valid priority, to continue execution
+            'invalid-long-url', // Invalid long URL
+            'https://example.com', // Valid long URL, to continue execution
+            '1', // Language condition type
+            '', // Invalid required language
+            'es-ES', // Valid language, to continue execution
+            'no', // Do not add more conditions
+            '4', // Discard changes
+        ]);
+
+        self::assertStringContainsString('The priority must be a numeric positive value', $output);
+        self::assertStringContainsString('The input is not valid', $output);
+        self::assertStringContainsString('The value is mandatory', $output);
+    }
+}