tests(e2e): add tests for bootstrap, routes and about

Author: fadrian06

app/config/routes.php

@@ -47,7 +47,7 @@
 	// Pick up old routes that didn't use to have a language and version header
 	$app->route('/@section:[\w\-]{3,}(/@sub_section:[\w\-]{3,})', function (string $section, ?string $sub_section = '') use ($app): void {
 		$language = Translator::getLanguageFromRequest();
-		$app->redirect("/{$language}/v3/$section/$sub_section");
+		$app->redirect("/{$language}/v3/$section/$sub_section/");
 	});
 
 	/*

app/utils/CustomFlight.php

@@ -15,6 +15,7 @@
  * @method LatteEngine latte()
  * @method Parsedown parsedown()
  * @method Translator translator()
+ * @deprecated
  */
 class CustomEngine extends Engine {
 }

phpunit.xml

@@ -3,6 +3,7 @@
   xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
   bootstrap="vendor/autoload.php"
   colors="true"
+  failOnWarning="true"
 >
   <testsuites>
     <testsuite name="Unit">

tests/Feature/AboutTest.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature;
+
+use DOMDocument;
+use PHPUnit\Framework\Attributes\DataProvider;
+use PHPUnit\Framework\Attributes\Test;
+
+final class AboutTest extends FeatureTestCase {
+    #[Test]
+    #[DataProvider('aboutPageUrisDataProvider')]
+    function it_should_return_the_about_page(string $uri): void {
+        $response = self::$client->get(str_replace('//', '/', "./es/v3/$uri"));
+        $html = new DOMDocument;
+        @$html->loadHTML($response->getBody()->getContents());
+        $title = $html->getElementsByTagName('title')->item(0);
+
+        self::assertSame(200, $response->getStatusCode());
+        self::assertStringContainsString('Acerca de', $title->textContent);
+
+        self::assertStringContainsString(
+            'Flight PHP Framework',
+            $title->textContent
+        );
+    }
+
+    static function aboutPageUrisDataProvider(): array {
+        return [
+            ['/'],
+            ['/about'],
+        ];
+    }
+}

tests/Feature/BootstrapTest.php

@@ -0,0 +1,35 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature;
+
+use GuzzleHttp\Exception\GuzzleException;
+use PHPUnit\Framework\Attributes\Test;
+
+final class BootstrapTest extends FeatureTestCase {
+    #[Test]
+    function it_returns_500_when_no_config_file_exists(): void {
+        $configFilePath = dirname(__DIR__, 2) . '/app/config/config.php';
+        $backupConfigFilePath = "$configFilePath.backup";
+
+        if (file_exists($configFilePath)) {
+            rename($configFilePath, $backupConfigFilePath);
+        }
+
+        try {
+            self::$client->get('./');
+        } catch (GuzzleException $exception) {
+            $message = $exception->getMessage();
+
+            self::assertStringContainsString('500', $message);
+
+            self::assertStringContainsString(
+                'Config file not found. Please create a config.php file in the app/config directory to get started.',
+                $message
+            );
+        }
+
+        rename($backupConfigFilePath, $configFilePath);
+    }
+}

tests/Feature/RedirectionsTest.php

@@ -0,0 +1,51 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Tests\Feature;
+
+use PHPUnit\Framework\Attributes\Test;
+
+final class RedirectionsTest extends FeatureTestCase {
+    #[Test]
+    function it_redirects_to_default_language_and_version_when_nothing_is_specified(): void {
+        $response = self::$client->get('./', [
+            'allow_redirects' => false
+        ]);
+
+        self::assertSame(303, $response->getStatusCode());
+
+        self::assertStringContainsString(
+            '/en/v3/',
+            $response->getHeaderLine('location')
+        );
+    }
+
+    #[Test]
+    function it_redirects_to_version_when_only_language_is_specified(): void {
+        $response = self::$client->get('/en', [
+            'allow_redirects' => false
+        ]);
+
+        self::assertSame(303, $response->getStatusCode());
+
+        self::assertStringContainsString(
+            '/en/v3/',
+            $response->getHeaderLine('location')
+        );
+    }
+
+    #[Test]
+    function it_redirects_to_default_language_and_version_when_only_section_and_subsection_is_specified(): void {
+        $response = self::$client->get('/section/subsection', [
+            'allow_redirects' => false
+        ]);
+
+        self::assertSame(303, $response->getStatusCode());
+
+        self::assertStringContainsString(
+            '/en/v3/section/subsection/',
+            $response->getHeaderLine('location')
+        );
+    }
+}