Fix id in AbstractElement::class. (#134)

.editorconfig

@@ -19,3 +19,6 @@ trim_trailing_whitespace = false
 
 [*.yml]
 indent_size = 2
+
+[*.xml]
+indent_size = 2

psalm.xml

@@ -1,15 +1,18 @@
 <?xml version="1.0"?>
 <psalm
   errorLevel="1"
-  findUnusedBaselineEntry="true"
-  findUnusedCode="false"
   resolveFromConfigFile="true"
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
   xmlns="https://getpsalm.org/schema/config"
   xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+  findUnusedBaselineEntry="true"
+  findUnusedCode="false"
 >
   <projectFiles>
     <directory name="src" />
+    <ignoreFiles>
+      <directory name="vendor" />
+    </ignoreFiles>
   </projectFiles>
   <issueHandlers>
     <MixedAssignment errorLevel="suppress" />

src/Base/AbstractElement.php

@@ -38,7 +38,10 @@ abstract class AbstractElement extends Element
     protected function run(): string
     {
         $attributes = $this->attributes;
-        $attributes['id'] = $this->id;
+
+        if (array_key_exists('id', $attributes) === false) {
+            $attributes['id'] = $this->id;
+        }
 
         /** @var string|null $type */
         $type = $this->attributes['type'] ?? null;

tests/Input/RenderTest.php

@@ -32,8 +32,8 @@ public function testAriaLabel(): void
     public function testAttributes(): void
     {
         $this->assertSame(
-            '<input class="test-class">',
-            Input::widget()->attributes(['class' => 'test-class'])->render(),
+            '<input class="test-class" id="test-id">',
+            Input::widget()->attributes(['class' => 'test-class', 'id' => 'test-id'])->render(),
         );
     }
 
@@ -181,4 +181,20 @@ public function testType(): void
             Input::widget()->type('radio')->render(),
         );
     }
+
+    public function testValue(): void
+    {
+        $this->assertSame(
+            '<input value="test-value">',
+            Input::widget()->value('test-value')->render(),
+        );
+    }
+
+    public function testValueEmpty(): void
+    {
+        $this->assertSame(
+            '<input>',
+            Input::widget()->value('')->render(),
+        );
+    }
 }