Created first CLI E2E tests

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

@@ -0,0 +1,21 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ShlinkioCliTest\Shlink\CLI\Command;
+
+use Shlinkio\Shlink\CLI\Command\Api\GenerateKeyCommand;
+use Shlinkio\Shlink\CLI\Util\ExitCodes;
+use Shlinkio\Shlink\TestUtils\CliTest\CliTestCase;
+
+class GenerateApiKeyTest extends CliTestCase
+{
+    /** @test */
+    public function outputIsCorrect(): void
+    {
+        [$output, $exitCode] = $this->exec([GenerateKeyCommand::NAME]);
+
+        self::assertStringContainsString('[OK] Generated API key', $output);
+        self::assertEquals(ExitCodes::EXIT_SUCCESS, $exitCode);
+    }
+}