From d56f78ce1b70c137c857e78a1cd5e122bb8e8b27 Mon Sep 17 00:00:00 2001
From: David Grudl <david@grudl.com>
Date: Thu, 17 Aug 2017 14:27:28 +0200
Subject: [PATCH] added Form::reset()

---
 src/Forms/Form.php                | 12 +++++
 tests/Forms/Container.values.phpt | 83 +++++++++++++++++++++++++++++++
 2 files changed, 95 insertions(+)

diff --git a/src/Forms/Form.php b/src/Forms/Form.php
index 5aa53ea39..a2044c0c0 100644
--- a/src/Forms/Form.php
+++ b/src/Forms/Form.php
@@ -465,6 +465,18 @@ private function invokeHandlers($handlers, $button = null)
 	}
 
 
+	/**
+	 * Resets form.
+	 * @return static
+	 */
+	public function reset()
+	{
+		$this->setSubmittedBy(null);
+		$this->setValues([], true);
+		return $this;
+	}
+
+
 	/**
 	 * Internal: returns submitted HTTP data or null when form was not submitted.
 	 * @return array|null
diff --git a/tests/Forms/Container.values.phpt b/tests/Forms/Container.values.phpt
index 89890d79d..fba16eaf7 100644
--- a/tests/Forms/Container.values.phpt
+++ b/tests/Forms/Container.values.phpt
@@ -74,3 +74,86 @@ Assert::equal(ArrayHash::from([
 		'name' => '',
 	]),
 ]), $form->getValues());
+
+
+$form->setValues([
+	'name' => 'new1',
+	'first' => [
+		'name' => 'new2',
+	],
+]);
+
+Assert::truthy($form->isSubmitted());
+Assert::equal(ArrayHash::from([
+	'name' => 'new1',
+	'first' => ArrayHash::from([
+		'name' => 'new2',
+		'age' => '40',
+		'second' => ArrayHash::from([
+			'name' => 'david',
+		]),
+	]),
+	'invalid' => ArrayHash::from([
+		'name' => '',
+	]),
+]), $form->getValues());
+
+
+$form->setValues([
+	'name' => 'new1',
+	'first' => [
+		'name' => 'new2',
+	],
+], true);
+
+Assert::truthy($form->isSubmitted());
+Assert::equal(ArrayHash::from([
+	'name' => 'new1',
+	'first' => ArrayHash::from([
+		'name' => 'new2',
+		'age' => '',
+		'second' => ArrayHash::from([
+			'name' => '',
+		]),
+	]),
+	'invalid' => ArrayHash::from([
+		'name' => '',
+	]),
+]), $form->getValues());
+
+
+$form->reset();
+
+Assert::false($form->isSubmitted());
+Assert::equal(ArrayHash::from([
+	'name' => '',
+	'first' => ArrayHash::from([
+		'name' => '',
+		'age' => '',
+		'second' => ArrayHash::from([
+			'name' => '',
+		]),
+	]),
+	'invalid' => ArrayHash::from([
+		'name' => '',
+	]),
+]), $form->getValues());
+
+
+$form->setDefaults([
+	'name' => 'new3',
+]);
+
+Assert::equal(ArrayHash::from([
+	'name' => 'new3',
+	'first' => ArrayHash::from([
+		'name' => '',
+		'age' => '',
+		'second' => ArrayHash::from([
+			'name' => '',
+		]),
+	]),
+	'invalid' => ArrayHash::from([
+		'name' => '',
+	]),
+]), $form->getValues());