Fix for radio inputs with value "0"

src/Components/FormRadio.php

@@ -17,7 +17,7 @@ public function __construct(
         string $label = '',
         $value = 1,
         $bind = null,
-        bool $default = false,
+        bool $default = null,
         bool $showErrors = false
     ) {
         $this->name       = $name;
@@ -32,7 +32,11 @@ public function __construct(
         if (!session()->hasOldInput() && $this->isNotWired()) {
             $boundValue = $this->getBoundValue($bind, $name);
 
-            $this->checked = (is_null($boundValue) ? $default : $boundValue) == $this->value;
+            if (!is_null($boundValue)) {
+                $this->checked = $boundValue == $this->value;
+            } elseif (!is_null($default)) {
+                $this->checked = $default == $this->value;
+            }
         }
     }
 

tests/Feature/RadioTest.php

@@ -13,6 +13,16 @@ public function it_check_the_right_element_as_default()
         $this->registerTestRoute('default-radio');
 
         $this->visit('/default-radio')
+            ->seeElement('input[value="1"]:checked')
+            ->seeElement('input[value="0"]:not(:checked)');
+    }
+
+    /** @test */
+    public function it_check_the_right_element_as_default_with_a_bound_target()
+    {
+        $this->registerTestRoute('default-radio-bind');
+
+        $this->visit('/default-radio-bind')
             ->seeElement('input[value="a"]:checked')
             ->seeElement('input[value="b"]:not(:checked)');
     }

tests/Feature/views/default-radio-bind.blade.php

@@ -0,0 +1,17 @@
+@php
+$target = ['radio' => 'a'];
+@endphp
+
+<x-form>
+    @bind($target)
+    <x-form-group>
+        <x-form-radio name="radio" value="a" />
+    </x-form-group>
+
+    <x-form-group>
+        <x-form-radio name="radio" value="b" />
+    </x-form-group>
+    @endbind
+
+    <x-form-submit />
+</x-form>

tests/Feature/views/default-radio.blade.php

@@ -3,15 +3,13 @@
 @endphp
 
 <x-form>
-    @bind($target)
     <x-form-group>
-        <x-form-radio name="radio" value="a" />
+        <x-form-radio name="radio" value="1" default="1" />
     </x-form-group>
 
     <x-form-group>
-        <x-form-radio name="radio" value="b" />
+        <x-form-radio name="radio" value="0" />
     </x-form-group>
-    @endbind
 
     <x-form-submit />
 </x-form>