Fix wizard form submit

demos/_unit-test/wizard.php

@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Atk4\Ui\Demos;
+
+use Atk4\Ui\Form;
+use Atk4\Ui\Header;
+use Atk4\Ui\Wizard;
+
+/** @var App $app */
+require_once __DIR__ . '/../init-app.php';
+
+$wizard = Wizard::addTo($app);
+
+$stepFx = static function (Wizard $wizard) {
+    $form = Form::addTo($wizard);
+    $form->addControl('city', [], ['required' => true]);
+    $form->onSubmit(static function (Form $form) use ($wizard) {
+        return $wizard->jsNext();
+    });
+};
+$wizard->addStep(['Step 1'], $stepFx);
+$wizard->addStep(['Step 2'], $stepFx);
+
+$wizard->addFinish(static function (Wizard $wizard) {
+    Header::addTo($wizard, ['Wizard completed']);
+});

src/Wizard.php

@@ -141,6 +141,7 @@ public function add($seed, $region = null): AbstractView
             }
 
             $this->buttonNext->on('click', $result->js()->submit());
+            $this->buttonFinish->on('click', $result->js()->submit());
         }
 
         return $result;

tests-behat/wizard.feature

@@ -0,0 +1,18 @@
+Feature: Wizard
+
+  Scenario: test form submit
+    Given I am on "_unit-test/wizard.php"
+    Then I check if text in "//div.ui.two.steps//div.ui.step.active" match text "Step 1"
+    Then I should not see "Must not be empty"
+    When I click using selector "//a[text()='Next']"
+    Then I should see "Must not be empty"
+    When I fill in "city" with "Prague"
+    When I click using selector "//a[text()='Next']"
+    Then I check if text in "//div.ui.two.steps//div.ui.step.active" match text "Step 2"
+    Then I should not see "Must not be empty"
+    When I click using selector "//a[text()='Finish']"
+    Then I should see "Must not be empty"
+    When I fill in "city" with "London"
+    Then I should not see "Wizard completed"
+    When I click using selector "//a[text()='Finish']"
+    Then I should see "Wizard completed"