Adds test for FormType

src/LiveComponent/tests/Unit/Form/Type/MultiStepTypeTest.php

@@ -0,0 +1,81 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\UX\LiveComponent\Tests\Unit\Form\Type;
+
+use Symfony\Component\Form\Extension\Core\Type\TextType;
+use Symfony\Component\Form\FormBuilderInterface;
+use Symfony\Component\Form\Test\TypeTestCase;
+use Symfony\Component\OptionsResolver\Exception\MissingOptionsException;
+use Symfony\UX\LiveComponent\Form\Type\MultiStepType;
+
+/**
+ * @author Silas Joisten <[email protected]>
+ */
+final class MultiStepTypeTest extends TypeTestCase
+{
+    public function testConfigureOptionsWithoutStepsThrowsException(): void
+    {
+        self::expectException(MissingOptionsException::class);
+
+        $this->factory->create(MultiStepType::class);
+    }
+
+    public function testConfigureOptionsWithStepsSetsDefaultForCurrentStepName(): void
+    {
+        $form = $this->factory->create(MultiStepType::class, [], [
+            'steps' => [
+                'general' => static function (): void {},
+                'contact' => static function (): void {},
+                'newsletter' => static function (): void {},
+            ],
+        ]);
+
+        self::assertSame('general', $form->createView()->vars['current_step_name']);
+    }
+
+    public function testBuildViewHasStepNames(): void
+    {
+        $form = $this->factory->create(MultiStepType::class, [], [
+            'steps' => [
+                'general' => static function (): void {},
+                'contact' => static function (): void {},
+                'newsletter' => static function (): void {},
+            ],
+        ]);
+
+        self::assertSame(['general', 'contact', 'newsletter'], $form->createView()->vars['steps_names']);
+    }
+
+    public function testFormOnlyHasCurrentStepForm(): void
+    {
+        $form = $this->factory->create(MultiStepType::class, [], [
+            'steps' => [
+                'general' => static function (FormBuilderInterface $builder): void {
+                    $builder
+                        ->add('firstName', TextType::class)
+                        ->add('lastName', TextType::class);
+                },
+                'contact' => static function (FormBuilderInterface $builder): void {
+                    $builder
+                        ->add('address', TextType::class)
+                        ->add('city', TextType::class);
+                },
+                'newsletter' => static function (): void {},
+            ],
+        ]);
+
+        self::assertArrayHasKey('firstName', $form->createView()->children);
+        self::assertArrayHasKey('lastName', $form->createView()->children);
+        self::assertArrayNotHasKey('address', $form->createView()->children);
+        self::assertArrayNotHasKey('city', $form->createView()->children);
+    }
+}