diff --git a/.gitignore b/.gitignore
index c253173..eb49355 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,3 +6,7 @@ composer.lock
 vendor/
 
 test.php
+
+.phpunit.result.cache
+
+.php-cs-fixer.cache
diff --git a/composer.json b/composer.json
index d1020e7..f760e57 100644
--- a/composer.json
+++ b/composer.json
@@ -1,31 +1,66 @@
 {
-  "name": "kgrzelak/laravel-form",
-  "license": "MIT",
-  "authors": [
-    {
-      "name": "Krzysztof Grzelak",
-      "email": "krzysztof@grzelak.dev",
-      "homepage": "https://grzelak.dev"
+    "name": "kgrzelak/laravel-form",
+    "license": "MIT",
+    "authors": [
+        {
+            "name": "Krzysztof Grzelak",
+            "email": "krzysztof@grzelak.dev",
+            "homepage": "https://grzelak.dev"
+        }
+    ],
+    "require": {
+        "php": "^8.2",
+        "spatie/laravel-package-tools": "^1.16.1",
+        "laravel/framework": "^10.41|^11.0"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^11.2",
+        "mockery/mockery": "^1.6",
+        "orchestra/testbench": "^9.1",
+        "friendsofphp/php-cs-fixer": "^3.59",
+        "phpstan/phpstan": "^1.11"
+    },
+    "autoload": {
+        "psr-4": {
+            "Kgrzelak\\LaravelForm\\": "src"
+        }
+    },
+    "autoload-dev": {
+        "psr-4": {
+            "Kgrzelak\\LaravelForm\\Tests\\": "tests",
+            "Workbench\\App\\": "workbench/app/",
+            "Workbench\\Database\\Factories\\": "workbench/database/factories/",
+            "Workbench\\Database\\Seeders\\": "workbench/database/seeders/"
+        }
+    },
+    "extra": {
+        "laravel": {
+            "providers": [
+                "Kgrzelak\\LaravelForm\\LaravelFormServiceProvider"
+            ],
+            "aliases": {
+                "Form": "Kgrzelak\\LaravelForm\\LaravelForm"
+            }
+        }
+    },
+    "scripts": {
+        "post-autoload-dump": [
+            "@clear",
+            "@prepare"
+        ],
+        "clear": "@php vendor/bin/testbench package:purge-skeleton --ansi",
+        "prepare": "@php vendor/bin/testbench package:discover --ansi",
+        "build": "@php vendor/bin/testbench workbench:build --ansi",
+        "serve": [
+            "Composer\\Config::disableProcessTimeout",
+            "@build",
+            "@php vendor/bin/testbench serve"
+        ],
+        "lint": [
+            "@php vendor/bin/phpstan analyse"
+        ],
+        "test": [
+            "@php vendor/bin/phpunit"
+        ]
     }
-  ],
-  "require": {
-    "php": "^8.2",
-    "spatie/laravel-package-tools": "^1.16.1",
-    "laravel/framework": "^10.41|^11.0"
-  },
-  "autoload": {
-    "psr-4": {
-      "Kgrzelak\\LaravelForm\\": "src"
-    }
-  },
-  "extra": {
-    "laravel": {
-      "providers": [
-        "Kgrzelak\\LaravelForm\\LaravelFormServiceProvider"
-      ],
-      "aliases": {
-        "Form": "Kgrzelak\\LaravelForm\\LaravelForm"
-      }
-    }
-  }
 }
diff --git a/config/laravel-form.php b/config/laravel-form.php
index 8ac3ea8..8099212 100644
--- a/config/laravel-form.php
+++ b/config/laravel-form.php
@@ -1,13 +1,21 @@
 <?php
 
 return [
-
     'input' => [
         'class' => 'form-control'
     ],
 
     'select' => [
         'class' => 'form-select'
-    ]
+    ],
 
-];
\ No newline at end of file
+    'textarea' => [
+        'class' => 'form-control'
+    ],
+
+    'errors' => [
+        'enabled' => true,
+        'element-class' => 'is-invalid',
+        'html' => '<span class="invalid-feedback" role="alert"><strong>:message:</strong></span>'
+    ]
+];
diff --git a/phpunit.xml b/phpunit.xml
new file mode 100644
index 0000000..6b3835b
--- /dev/null
+++ b/phpunit.xml
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+         xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
+         bootstrap="vendor/autoload.php"
+         colors="true"
+>
+    <testsuites>
+        <testsuite name="Tests">
+            <directory suffix="Test.php">./tests</directory>
+        </testsuite>
+    </testsuites>
+</phpunit>
diff --git a/resources/views/_attributes.blade.php b/resources/views/_attributes.blade.php
deleted file mode 100644
index b681226..0000000
--- a/resources/views/_attributes.blade.php
+++ /dev/null
@@ -1,3 +0,0 @@
-@foreach($attributes as $key => $value)
-{{ $key }}="{{ $value }}"
-@endforeach
\ No newline at end of file
diff --git a/resources/views/input.blade.php b/resources/views/input.blade.php
deleted file mode 100644
index ed2e2aa..0000000
--- a/resources/views/input.blade.php
+++ /dev/null
@@ -1,9 +0,0 @@
-<input type="{{ $type }}" name="{{ $name }}" class="{{ $class }} @error($name) is-invalid @enderror" value="{{ old($name, $value) }}"
-       placeholder="{{ $placeholder }}"
-        {{ $attributes }}
-        {{ $required ? 'required' : '' }}>
-@error($name)
-<span class="invalid-feedback" role="alert">
-    <strong>{{ $message }}</strong>
-</span>
-@enderror
diff --git a/resources/views/radio.blade.php b/resources/views/radio.blade.php
deleted file mode 100644
index 2049bd3..0000000
--- a/resources/views/radio.blade.php
+++ /dev/null
@@ -1,9 +0,0 @@
-<input type="radio" name="{{ $name }}" class="{{ $class }} @error($name) is-invalid @enderror" value="{{ $value }}"
-       placeholder="{{ $placeholder }}"
-        {{ $attributes }}
-        {{ $required ? 'required' : '' }} {{ $checked ? 'checked' : '' }} @checked(old($name) === $value)>
-@error($name)
-<span class="invalid-feedback" role="alert">
-    <strong>{{ $message }}</strong>
-</span>
-@enderror
\ No newline at end of file
diff --git a/resources/views/select.blade.php b/resources/views/select.blade.php
deleted file mode 100644
index b7b93d0..0000000
--- a/resources/views/select.blade.php
+++ /dev/null
@@ -1,10 +0,0 @@
-<select name="{{ $name }}" class="{{ $class }} @error($name) is-invalid @enderror" {{ $attributes }} {{ $required ? 'required' : '' }}>
-    @foreach($options as $option)
-        <option value="{{ $option['value'] }}" {{ $option['value'] == old($name, $value ?? '') ? 'selected' : '' }}>{{ $option['label'] }}</option>
-    @endforeach
-</select>
-@error($name)
-<span class="invalid-feedback">
-    <strong>{{ $message }}</strong>
-</span>
-@enderror
\ No newline at end of file
diff --git a/resources/views/textarea.blade.php b/resources/views/textarea.blade.php
deleted file mode 100644
index 3b686e1..0000000
--- a/resources/views/textarea.blade.php
+++ /dev/null
@@ -1,6 +0,0 @@
-<textarea class="{{ $class }} @error($name) is-invalid @enderror" name="{{ $name }}" placeholder="{{ $placeholder }}" {{ $attributes }} {{ $required ? 'required' : '' }}>{{ old($name, $value) }}</textarea>
-@error($name)
-<span class="invalid-feedback" role="alert">
-    <strong>{{ $message }}</strong>
-</span>
-@enderror
\ No newline at end of file
diff --git a/src/Attributes.php b/src/Attributes.php
new file mode 100644
index 0000000..e253ced
--- /dev/null
+++ b/src/Attributes.php
@@ -0,0 +1,104 @@
+<?php
+
+namespace Kgrzelak\LaravelForm;
+
+class Attributes
+{
+    /**
+     * @var array
+     */
+    private array $attributes = [];
+
+    /**
+     * @var array
+     */
+    private array $classes = [];
+
+    /**
+     * @description Set attribute
+     * @param string $name
+     * @param string|null $value
+     * @return static
+     */
+    public function setAttribute(string $name, mixed $value = null): self
+    {
+        if ($value === null) {
+            unset($this->attributes[$name]);
+            return $this;
+        }
+
+        $this->attributes[$name] = $value;
+
+        return $this;
+    }
+
+    /**
+     * @description Get all attributes
+     * @return array
+     */
+    public function getAttributes(): array
+    {
+        return $this->attributes;
+    }
+
+    /**
+     * @description Get attribute by name
+     * @param string $name
+     * @return string|null
+     */
+    public function getAttribute(string $name): ?string
+    {
+        return $this->attributes[$name] ?? null;
+    }
+
+    /**
+     * @description Add class to the attributes
+     * @param string $class
+     * @return Attributes
+     */
+    public function addClass(string $class): static
+    {
+        $this->classes[] = $class;
+
+        return $this;
+    }
+
+    /**
+     * @description Set class to the attributes
+     * @param string $class
+     * @return static
+     */
+    public function setClass(string $class): static
+    {
+        $this->classes = [$class];
+
+        return $this;
+    }
+
+    /**
+     * @description Get all classes
+     * @return array
+     */
+    public function getClass(): array
+    {
+        return $this->classes;
+    }
+
+    /**
+     * @return string
+     */
+    public function __toString(): string
+    {
+        $html = [];
+
+        if ($this->classes) {
+            $this->attributes['class'] = implode(' ', $this->classes);
+        }
+
+        foreach ($this->attributes as $name => $value) {
+            $html[$name] = sprintf('%s="%s"', $name, e($value));
+        }
+
+        return implode(' ', $html);
+    }
+}
diff --git a/src/BaseItem.php b/src/BaseItem.php
new file mode 100644
index 0000000..90895be
--- /dev/null
+++ b/src/BaseItem.php
@@ -0,0 +1,250 @@
+<?php
+
+namespace Kgrzelak\LaravelForm;
+
+use BackedEnum;
+use Illuminate\Contracts\Support\Htmlable;
+use Illuminate\Support\HtmlString;
+use Illuminate\Support\Str;
+use Illuminate\Support\ViewErrorBag;
+use Kgrzelak\LaravelForm\Renders\InputRender;
+use Kgrzelak\LaravelForm\Renders\SelectRender;
+use Kgrzelak\LaravelForm\Renders\TextareaRender;
+use Stringable;
+
+abstract class BaseItem implements Htmlable, Stringable
+{
+    protected ?string $type = null;
+
+    protected Attributes $attributes;
+
+    protected string $viewName = 'input';
+
+    protected array $options = [];
+
+    public function __construct()
+    {
+        $this->attributes = new Attributes();
+
+        $this->attributes->addClass(config('laravel-form.' . $this->viewName . '.class', 'form-control'));
+        $this->attributes->setAttribute('type', $this->type);
+    }
+
+    /**
+     * @description Set the id attribute of the input
+     * @param string|int $id
+     * @return static
+     */
+    public function id(string|int $id): static
+    {
+        $this->attributes->setAttribute('id', $id);
+
+        return $this;
+    }
+
+    /**
+     * @deprecated Use id() instead
+     * @param string $id
+     * @return static
+     */
+    public function setId(string $id): static
+    {
+        $this->attributes->setAttribute('id', $id);
+
+        return $this;
+    }
+
+    /**
+     * @description Set the name attribute of the input
+     * @param string $name - Name of the input
+     * @return static
+     */
+    public function name(string $name): static
+    {
+        $this->attributes->setAttribute('name', $name);
+
+        return $this;
+    }
+
+    /**
+     * @deprecated Use name() instead
+     * @param string $name - Name of the input
+     * @return $this
+     */
+    public function setName(string $name): static
+    {
+        $this->attributes->setAttribute('name', $name);
+
+        return $this;
+    }
+
+    public function type(string $type): static
+    {
+        $this->attributes->setAttribute('type', $type);
+
+        return $this;
+    }
+
+    /**
+     * @description Set the value of the input
+     * @param mixed|null $value - Value of the input
+     * @return static
+     */
+    public function value(mixed $value = null): static
+    {
+        if ($value instanceof BackedEnum) {
+            $value = $value->value;
+        }
+
+        if (app('request')->old($this->attributes->getAttribute('name'))) {
+            $value = app('request')->old($this->attributes->getAttribute('name'));
+        }
+
+        $this->attributes->setAttribute('value', $value);
+
+        return $this;
+    }
+
+    /**
+     * @deprecated Use value() instead
+     * @param mixed|null $value
+     * @return $this
+     */
+    public function setValue(mixed $value = null): static
+    {
+        if ($value instanceof BackedEnum) {
+            $value = $value->value;
+        }
+
+        if (app('request')->old($this->attributes->getAttribute('name'))) {
+            $value = app('request')->old($this->attributes->getAttribute('name'));
+        }
+
+        $this->attributes->setAttribute('value', $value);
+
+        return $this;
+    }
+
+    /**
+     * @description Set the placeholder of the input
+     * @param string $placeholder
+     * @return static
+     */
+    public function placeholder(string $placeholder): static
+    {
+        $this->attributes->setAttribute('placeholder', $placeholder);
+
+        return $this;
+    }
+
+    /**
+     * @description Set the required attribute of the input
+     * @param bool $required
+     * @return static
+     */
+    public function required(bool $required): static
+    {
+        $this->attributes->setAttribute('required', $required);
+
+        return $this;
+    }
+
+    /**
+     * @description Set the class of the input
+     * @param string $class - Name of the class
+     * @return static
+     */
+    public function setClass(string $class): static
+    {
+        $this->attributes->setClass($class);
+
+        return $this;
+    }
+
+    /**
+     * @description Add a class to the input
+     * @param string $class - Name of the class
+     * @return static
+     */
+    public function addClass(string $class): static
+    {
+        $this->attributes->addClass($class);
+
+        return $this;
+    }
+
+    /**
+     * @description Set the attribute of the input
+     * @param string|int $name - Name of the attribute
+     * @param string|null $value - Value of the attribute
+     * @return static
+     */
+    public function attribute(string|int $name, ?string $value = null): static
+    {
+        $this->attributes->setAttribute($name, $value);
+
+        return $this;
+    }
+
+    public function toHtml(): string
+    {
+        if ($this->hasError() && config('laravel-form.errors.enabled', false)) {
+            $this->attributes->addClass(config('laravel-form.errors.element-class', 'is-invalid'));
+        }
+
+        return new HtmlString(
+            match ($this->viewName) {
+                'input' => (new InputRender())->render($this->attributes),
+                'textarea' => (new TextareaRender())->render($this->attributes),
+                'select' => (new SelectRender($this->options))->render($this->attributes),
+            } . $this->getErrors()
+        );
+    }
+
+    public function __toString(): string
+    {
+        return $this->toHtml();
+    }
+
+    private function getError(): ?string
+    {
+        if (!$this->hasError()) {
+            return null;
+        }
+
+        $errors = app('session')->get('errors', app(ViewErrorBag::class));
+
+        return $errors->getBag('default')->first($this->attributes->getAttribute('name'));
+    }
+
+    private function hasError()
+    {
+        if (!$name = $this->attributes->getAttribute('name')) {
+            return null;
+        }
+
+        $errors = app('session')->get('errors', app(ViewErrorBag::class));
+        if (!$errors->getBag('default')->has($name)) {
+            return null;
+        }
+
+        return $errors->getBag('default')->has($name);
+    }
+
+    private function getErrors(): string
+    {
+        $errors = '';
+        if (config('laravel-form.errors.enabled', false)) {
+            if ($error = $this->getError()) {
+                $errors =
+                    Str::replace(
+                        search: ':message:',
+                        replace: $error,
+                        subject: config('laravel-form.errors.html', '<span class="invalid-feedback" role="alert"><strong>:message:</strong></span>')
+                    );
+            }
+        }
+
+        return $errors;
+    }
+}
diff --git a/src/Items/Attributes.php b/src/Items/Attributes.php
deleted file mode 100644
index 6f00aa7..0000000
--- a/src/Items/Attributes.php
+++ /dev/null
@@ -1,26 +0,0 @@
-<?php
-
-namespace Kgrzelak\LaravelForm\Items;
-
-use Illuminate\Contracts\Support\Htmlable;
-use Stringable;
-
-readonly class Attributes implements Htmlable, Stringable
-{
-    public function __construct(private array $attributes)
-    {
-        //
-    }
-
-    public function toHtml(): string
-    {
-        return view('laravel-form::_attributes', [
-            'attributes' => $this->attributes
-        ])->render();
-    }
-
-    public function __toString()
-    {
-        return $this->toHtml();
-    }
-}
\ No newline at end of file
diff --git a/src/Items/BaseItem.php b/src/Items/BaseItem.php
deleted file mode 100644
index ec11665..0000000
--- a/src/Items/BaseItem.php
+++ /dev/null
@@ -1,109 +0,0 @@
-<?php
-
-namespace Kgrzelak\LaravelForm\Items;
-
-use BackedEnum;
-use Illuminate\Contracts\Support\Htmlable;
-use Stringable;
-
-abstract class BaseItem implements Htmlable, Stringable
-{
-    protected ?string $id = null;
-
-    protected ?string $name = null;
-
-    protected string $type = 'text';
-
-    protected ?string $value = null;
-
-    protected ?string $placeholder = null;
-
-    protected array $attributes = [];
-
-    protected bool $required = false;
-
-    protected string $class = 'form-control';
-
-    protected string $viewName = 'input';
-
-    protected ?array $options = null;
-
-    public function setId(string $id): static
-    {
-        $this->attributes['id'] = $id;
-
-        return $this;
-    }
-
-    public function setName(string $name): static
-    {
-        $this->name = $name;
-
-        return $this;
-    }
-
-    public function setType(string $type): static
-    {
-        $this->type = $type;
-
-        return $this;
-    }
-
-    public function setValue(mixed $value = null): static
-    {
-        if ($value instanceof BackedEnum) {
-            $value = $value->value;
-        }
-
-        $this->value = $value;
-
-        return $this;
-    }
-
-    public function setPlaceholder(string $placeholder): static
-    {
-        $this->placeholder = $placeholder;
-
-        return $this;
-    }
-
-    public function setAttributes(array $attributes): static
-    {
-        $this->attributes = $attributes;
-
-        return $this;
-    }
-
-    public function setRequired(bool $required): static
-    {
-        $this->required = $required;
-
-        return $this;
-    }
-
-    public function setClass(string $class): static
-    {
-        $this->class = $class;
-
-        return $this;
-    }
-
-    public function toHtml(): string
-    {
-        return view('laravel-form::' . $this->viewName, [
-            'name' => $this->name,
-            'class' => $this->class,
-            'type' => $this->type,
-            'value' => $this->value,
-            'placeholder' => $this->placeholder,
-            'attributes' => new Attributes($this->attributes),
-            'required' => $this->required,
-            'options' => $this->options
-        ])->render();
-    }
-
-    public function __toString(): string
-    {
-        return $this->toHtml();
-    }
-}
diff --git a/src/Items/FormInput.php b/src/Items/FormInput.php
index 2bab771..91aa1d3 100644
--- a/src/Items/FormInput.php
+++ b/src/Items/FormInput.php
@@ -2,10 +2,16 @@
 
 namespace Kgrzelak\LaravelForm\Items;
 
+use Kgrzelak\LaravelForm\BaseItem;
+
 class FormInput extends BaseItem
 {
-    public function __construct()
+    public string $viewName = 'input';
+
+    public ?string $type = 'text';
+
+    public function render(): string
     {
-        $this->class = config('laravel-form.input.class', 'form-input');
+        return '<input' . $this->attributes . '>';
     }
-}
\ No newline at end of file
+}
diff --git a/src/Items/FormSelect.php b/src/Items/FormSelect.php
index 88456a3..49a2dee 100644
--- a/src/Items/FormSelect.php
+++ b/src/Items/FormSelect.php
@@ -2,13 +2,13 @@
 
 namespace Kgrzelak\LaravelForm\Items;
 
+use Kgrzelak\LaravelForm\BaseItem;
+
 class FormSelect extends BaseItem
 {
-    public function __construct()
-    {
-        $this->class = config('laravel-form.select.class', 'form-select');
-        $this->viewName = 'select';
-    }
+    public string $viewName = 'select';
+
+    protected array $options = [];
 
     public function setOptions(array $options): static
     {
@@ -23,4 +23,4 @@ public function addOption(string $value, string $label): static
 
         return $this;
     }
-}
\ No newline at end of file
+}
diff --git a/src/Items/FormTextarea.php b/src/Items/FormTextarea.php
index 59081a1..6d726ac 100644
--- a/src/Items/FormTextarea.php
+++ b/src/Items/FormTextarea.php
@@ -2,11 +2,9 @@
 
 namespace Kgrzelak\LaravelForm\Items;
 
+use Kgrzelak\LaravelForm\BaseItem;
+
 class FormTextarea extends BaseItem
 {
-    public function __construct ()
-    {
-        $this->class = config('laravel-form.textarea.class', 'form-control');
-        $this->viewName = 'textarea';
-    }
-}
\ No newline at end of file
+    public string $viewName = 'textarea';
+}
diff --git a/src/LaravelForm.php b/src/LaravelForm.php
index ce2098b..73408ea 100644
--- a/src/LaravelForm.php
+++ b/src/LaravelForm.php
@@ -22,4 +22,4 @@ public static function textarea(): FormTextarea
     {
         return new FormTextarea();
     }
-}
\ No newline at end of file
+}
diff --git a/src/LaravelFormServiceProvider.php b/src/LaravelFormServiceProvider.php
index 91d63df..2839da8 100644
--- a/src/LaravelFormServiceProvider.php
+++ b/src/LaravelFormServiceProvider.php
@@ -13,4 +13,4 @@ public function configurePackage(Package $package): void
             ->hasConfigFile('laravel-form')
             ->hasViews('laravel-form');
     }
-}
\ No newline at end of file
+}
diff --git a/src/Renders/InputRender.php b/src/Renders/InputRender.php
new file mode 100644
index 0000000..8ecc1db
--- /dev/null
+++ b/src/Renders/InputRender.php
@@ -0,0 +1,13 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Renders;
+
+use Kgrzelak\LaravelForm\Attributes;
+
+class InputRender implements Render
+{
+    public function render(Attributes $attributes): string
+    {
+        return '<input ' . $attributes . '>';
+    }
+}
diff --git a/src/Renders/Render.php b/src/Renders/Render.php
new file mode 100644
index 0000000..9236778
--- /dev/null
+++ b/src/Renders/Render.php
@@ -0,0 +1,10 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Renders;
+
+use Kgrzelak\LaravelForm\Attributes;
+
+interface Render
+{
+    public function render(Attributes $attributes): string;
+}
diff --git a/src/Renders/SelectRender.php b/src/Renders/SelectRender.php
new file mode 100644
index 0000000..110ab7c
--- /dev/null
+++ b/src/Renders/SelectRender.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Renders;
+
+use Kgrzelak\LaravelForm\Attributes;
+
+class SelectRender implements Render
+{
+    public function __construct(protected array $options = [])
+    {
+        //
+    }
+
+    public function render(Attributes $attributes): string
+    {
+        $value = $attributes->getAttribute('value');
+        $attributes->setAttribute('value');
+
+        $options = '<select ' . $attributes . '>';
+
+        foreach ($this->options as $option) {
+            $selected = $option['value'] == $value ? ' selected' : '';
+
+            $options .= '<option value="' . $option['value'] . '"' . $selected . '>' . $option['label'] . '</option>';
+        }
+
+        $options .= '</select>';
+
+        return $options;
+    }
+}
diff --git a/src/Renders/TextareaRender.php b/src/Renders/TextareaRender.php
new file mode 100644
index 0000000..ae53ae6
--- /dev/null
+++ b/src/Renders/TextareaRender.php
@@ -0,0 +1,16 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Renders;
+
+use Kgrzelak\LaravelForm\Attributes;
+
+class TextareaRender implements Render
+{
+    public function render(Attributes $attributes): string
+    {
+        $value = $attributes->getAttribute('value');
+        $attributes->setAttribute('value', null);
+
+        return '<textarea ' . $attributes . '>' .  $value . '</textarea>';
+    }
+}
diff --git a/tests/AttributesTest.php b/tests/AttributesTest.php
new file mode 100644
index 0000000..9f5a0ce
--- /dev/null
+++ b/tests/AttributesTest.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Tests;
+
+use Kgrzelak\LaravelForm\Attributes;
+
+final class AttributesTest extends TestCase
+{
+    public function testCanSetClassAttribute(): void
+    {
+        $attributes = new Attributes();
+        $attributes->setClass('test-class');
+
+        $this->assertEquals(['test-class'], $attributes->getClass());
+    }
+
+    public function testCanAddClassAttribute(): void
+    {
+        $attributes = new Attributes();
+        $attributes->setClass('test-class');
+        $attributes->addClass('another-class');
+
+        $this->assertEquals(['test-class', 'another-class'], $attributes->getClass());
+    }
+
+    public function testCanAddAttribute(): void
+    {
+        $attributes = new Attributes();
+        $attributes->setAttribute('data-test', 'test');
+
+        $this->assertEquals(['data-test' => 'test'], $attributes->getAttributes());
+    }
+
+    public function testCanGetAttribute(): void
+    {
+        $attributes = new Attributes();
+        $attributes->setAttribute('data-test', 'test');
+
+        $this->assertEquals('test', $attributes->getAttribute('data-test'));
+    }
+
+    public function testCanRemoveAttribute(): void
+    {
+        $attributes = new Attributes();
+        $attributes->setAttribute('data-test', 'test');
+        $attributes->setAttribute('data-test');
+
+        $this->assertEquals([], $attributes->getAttributes());
+    }
+}
diff --git a/tests/FormInputTest.php b/tests/FormInputTest.php
new file mode 100644
index 0000000..cb9d455
--- /dev/null
+++ b/tests/FormInputTest.php
@@ -0,0 +1,85 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Tests;
+
+use Kgrzelak\LaravelForm\LaravelForm;
+
+final class FormInputTest extends TestCase
+{
+    public function testCanCreateInput(): void
+    {
+        $item = LaravelForm::input();
+
+        $this->assertEquals('<input type="text" class="form-control">', $item);
+    }
+
+    public function testCanCreateInputWithName(): void
+    {
+        $item = LaravelForm::input()->name('test');
+
+        $this->assertEquals('<input type="text" name="test" class="form-control">', $item);
+    }
+
+    public function testCanCreateInputWithId(): void
+    {
+        $item = LaravelForm::input()->id('test');
+
+        $this->assertEquals('<input type="text" id="test" class="form-control">', $item);
+    }
+
+    public function testCanCreateInputWithErrors(): void
+    {
+        $this->setErrors();
+
+        $item = LaravelForm::input()->name('test');
+
+        $this->assertEquals(
+            expected: '<input type="text" name="test" class="form-control is-invalid"><span class="invalid-feedback" role="alert"><strong>error</strong></span>',
+            actual: $item
+        );
+    }
+
+    public function testCanCreateInputWithNameAndId(): void
+    {
+        $item = LaravelForm::input()->name('test')->id('test');
+
+        $this->assertEquals('<input type="text" name="test" id="test" class="form-control">', $item);
+    }
+
+    public function testCanCreateInputWithCustomAttribute(): void
+    {
+        $item = LaravelForm::input()->name('test')->attribute('data-test', 'test');
+
+        $this->assertEquals('<input type="text" name="test" data-test="test" class="form-control">', $item);
+    }
+
+    public function testCanReplaceClassAttribute(): void
+    {
+        $item = LaravelForm::input()->name('test')->setClass('test');
+
+        $this->assertEquals('<input type="text" name="test" class="test">', $item);
+    }
+
+    public function testErrorWorksWithCustomClassName(): void
+    {
+        $this->setErrors();
+
+        $item = LaravelForm::input()->name('test')->setClass('test');
+
+        $this->assertEquals(
+            expected: '<input type="text" name="test" class="test is-invalid"><span class="invalid-feedback" role="alert"><strong>error</strong></span>',
+            actual: $item
+        );
+    }
+
+    public function testDontShowErrorsWhenDisabledInConfiguration(): void
+    {
+        $this->app['config']->set('laravel-form.errors.enabled', false);
+
+        $this->setErrors();
+
+        $item = LaravelForm::input()->name('test');
+
+        $this->assertEquals('<input type="text" name="test" class="form-control">', $item);
+    }
+}
diff --git a/tests/FormSelectTest.php b/tests/FormSelectTest.php
new file mode 100644
index 0000000..3060883
--- /dev/null
+++ b/tests/FormSelectTest.php
@@ -0,0 +1,37 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Tests;
+
+use Kgrzelak\LaravelForm\LaravelForm;
+
+final class FormSelectTest extends TestCase
+{
+    public function testCanRenderSelect(): void
+    {
+        $select = LaravelForm::select()->name('test');
+
+        $this->assertEquals('<select name="test" class="form-select"></select>', $select);
+    }
+
+    public function testCanAddOptionToSelect(): void
+    {
+        $select = LaravelForm::select()->name('test')->addOption('test', 'Test');
+
+        $this->assertEquals('<select name="test" class="form-select"><option value="test">Test</option></select>', $select);
+    }
+
+    public function testCanAddMultipleOptionsToSelect(): void
+    {
+        $select = LaravelForm::select()->name('test')->addOption('test', 'Test')->addOption('test2', 'Test 2');
+
+        $this->assertEquals('<select name="test" class="form-select"><option value="test">Test</option><option value="test2">Test 2</option></select>', $select);
+    }
+
+    public function testSelectedOptionWorks()
+    {
+        $select = LaravelForm::select()->name('test')->addOption('test', 'Test')
+            ->addOption('test2', 'Test 2')->value('test2')->toHtml();
+
+        $this->assertEquals('<select name="test" class="form-select"><option value="test">Test</option><option value="test2" selected>Test 2</option></select>', $select);
+    }
+}
diff --git a/tests/FormTextareaTest.php b/tests/FormTextareaTest.php
new file mode 100644
index 0000000..bfdd8df
--- /dev/null
+++ b/tests/FormTextareaTest.php
@@ -0,0 +1,62 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Tests;
+
+use Kgrzelak\LaravelForm\LaravelForm;
+
+final class FormTextareaTest extends TestCase
+{
+    public function testCanCreateTextarea(): void
+    {
+        $item = LaravelForm::textarea();
+
+        $this->assertEquals('<textarea class="form-control"></textarea>', $item);
+    }
+
+    public function testCanCreateTextareaWithName(): void
+    {
+        $item = LaravelForm::textarea()->name('test');
+
+        $this->assertEquals('<textarea name="test" class="form-control"></textarea>', $item);
+    }
+
+    public function testCanCreateTextareaWithId(): void
+    {
+        $item = LaravelForm::textarea()->id('test');
+
+        $this->assertEquals('<textarea id="test" class="form-control"></textarea>', $item);
+    }
+
+    public function testCanCreateTextareaWithNameAndId(): void
+    {
+        $item = LaravelForm::textarea()->name('test')->id('test');
+
+        $this->assertEquals('<textarea name="test" id="test" class="form-control"></textarea>', $item);
+    }
+
+    public function testCanCreateTextareaWithCustomAttribute(): void
+    {
+        $item = LaravelForm::textarea()->name('test')->attribute('data-test', 'test');
+
+        $this->assertEquals('<textarea name="test" data-test="test" class="form-control"></textarea>', $item);
+    }
+
+    public function testCanCreateTextareaWithErrors(): void
+    {
+        $this->setErrors();
+
+        $item = LaravelForm::textarea()->name('test');
+
+        $this->assertEquals(
+            expected: '<textarea name="test" class="form-control is-invalid"></textarea><span class="invalid-feedback" role="alert"><strong>error</strong></span>',
+            actual: $item
+        );
+    }
+
+    public function testCanCreateTextareaWithValue(): void
+    {
+        $item = LaravelForm::textarea()->value('test');
+
+        $this->assertEquals('<textarea class="form-control">test</textarea>', $item);
+    }
+}
diff --git a/tests/TestCase.php b/tests/TestCase.php
new file mode 100644
index 0000000..70ee8bc
--- /dev/null
+++ b/tests/TestCase.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace Kgrzelak\LaravelForm\Tests;
+
+use Illuminate\Foundation\Testing\Concerns\InteractsWithSession;
+use Illuminate\Support\MessageBag;
+use Illuminate\Support\ViewErrorBag;
+use Kgrzelak\LaravelForm\LaravelFormServiceProvider;
+use Orchestra\Testbench\TestCase as Orchestra;
+
+class TestCase extends Orchestra
+{
+    use InteractsWithSession;
+
+    public function getPackageProviders($app): array
+    {
+        return [
+            LaravelFormServiceProvider::class
+        ];
+    }
+
+    public function setErrors(): void
+    {
+        $this->startSession();
+        $this->withSession(['errors' => (new ViewErrorBag)->put('default', new MessageBag(['test' => 'error']))]);
+    }
+}