[TwigComponent] Add tests ComponentParser should pass

Author: smnandre

src/TwigComponent/tests/Integration/Twig/ComponentParserTest.php

@@ -0,0 +1,89 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\UX\TwigComponent\Tests\Integration\Twig;
+
+use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
+use Twig\Environment;
+use Twig\Loader\ArrayLoader;
+use Twig\TemplateWrapper;
+
+/**
+ * The "component" tag must accept any valid "name" argument (in Twig & HTML syntax).
+ *
+ * @author Simon André <smn.andre@gmail.com>
+ */
+final class ComponentParserTest extends KernelTestCase
+{
+    /**
+     * @dataProvider provideValidComponentNames
+     */
+    public function testAcceptTwigComponentTagWithValidComponentName(string $name): void
+    {
+        $environment = self::createEnvironment();
+        $source = str_replace('XXX', $name, "{% component 'XXX' %}{% endcomponent %}");
+
+        $template = $environment->createTemplate($source);
+
+        self::assertInstanceOf(TemplateWrapper::class, $template);
+    }
+
+    /**
+     * @dataProvider provideValidComponentNames
+     */
+    public function testAcceptHtmlComponentTagWithValidComponentName(string $name): void
+    {
+        $environment = self::createEnvironment();
+        $source = sprintf('<twig:%s></twig:%s>', $name, $name);
+
+        $template = $environment->createTemplate($source);
+
+        self::assertInstanceOf(TemplateWrapper::class, $template);
+    }
+
+    /**
+     * @dataProvider provideValidComponentNames
+     */
+    public function testAcceptHtmlSelfClosingComponentTagWithValidComponentName(string $name): void
+    {
+        $environment = self::createEnvironment();
+        $source = sprintf('<twig:%s />', $name);
+
+        $template = $environment->createTemplate($source);
+
+        self::assertInstanceOf(TemplateWrapper::class, $template);
+    }
+
+    public static function provideValidComponentNames(): iterable
+    {
+        // Those names are all syntactically valid even if
+        // they do not match any component class or template
+        $names = [
+            'Nope',
+            'NopeNope',
+            'Nope:Nope',
+            'Nope6',
+        ];
+
+        foreach ($names as $name) {
+            yield $name => [$name];
+        }
+    }
+
+    private function createEnvironment(): Environment
+    {
+        /** @var Environment $environment */
+        $environment = self::getContainer()->get(Environment::class);
+        $environment->setLoader(new ArrayLoader());
+
+        return $environment;
+    }
+}