added object validator test

Author: ArnabChatterjee20k

src/Database/Validator/Index.php

@@ -64,7 +64,7 @@ public function __construct(
      */
     public function getType(): string
     {
-        return self::VAR_OBJECT;
+        return self::TYPE_OBJECT;
     }
 
     /**

src/Database/Validator/IndexDependency.php

@@ -80,6 +80,6 @@ public function isArray(): bool
      */
     public function getType(): string
     {
-        return self::VAR_OBJECT;
+        return self::TYPE_OBJECT;
     }
 }

src/Database/Validator/ObjectValidator.php

@@ -0,0 +1,42 @@
+<?php
+
+namespace Utopia\Database\Validator;
+
+use Utopia\Validator;
+
+class ObjectValidator extends Validator
+{
+    /**
+     * Get Description
+     */
+    public function getDescription(): string
+    {
+        return 'Value must be a valid object';
+    }
+
+    /**
+     * Is Valid
+     *
+     * @param mixed $value
+     */
+    public function isValid(mixed $value): bool
+    {
+        return empty($value) || is_array($value) && !array_is_list($value);
+    }
+
+    /**
+     * Is Array
+     */
+    public function isArray(): bool
+    {
+        return false;
+    }
+
+    /**
+     * Get Type
+     */
+    public function getType(): string
+    {
+        return self::TYPE_OBJECT;
+    }
+}

src/Database/Validator/Queries.php

@@ -168,6 +168,6 @@ public function isArray(): bool
      */
     public function getType(): string
     {
-        return self::VAR_OBJECT;
+        return self::TYPE_OBJECT;
     }
 }

src/Database/Validator/Query/Base.php

@@ -48,7 +48,7 @@ public function isArray(): bool
      */
     public function getType(): string
     {
-        return self::VAR_OBJECT;
+        return self::TYPE_OBJECT;
     }
 
     /**

src/Database/Validator/Structure.php

@@ -359,13 +359,8 @@ protected function checkForInvalidAttributeValues(array $structure, array $keys)
                     break;
 
                 case Database::VAR_OBJECT:
-                    // For JSONB/object types, just validate it's an array (associative or list)
-                    if (!is_array($value)) {
-                        $this->message = 'Attribute "'.$key.'" has invalid type. Value must be an array for object type';
-                        return false;
-                    }
-                    // No additional validators needed - JSONB accepts any valid array structure
-                    continue 2; // Skip to next attribute
+                    $validators[] = new ObjectValidator();
+                    break;
 
                 case Database::VAR_POINT:
                 case Database::VAR_LINESTRING:

tests/unit/Validator/ObjectTest.php

@@ -0,0 +1,70 @@
+<?php
+
+namespace Tests\Unit\Validator;
+
+use PHPUnit\Framework\TestCase;
+use Utopia\Database\Validator\ObjectValidator;
+
+class ObjectTest extends TestCase
+{
+    public function testValidAssociativeObjects(): void
+    {
+        $validator = new ObjectValidator();
+
+        $this->assertTrue($validator->isValid(['key' => 'value']));
+        $this->assertTrue($validator->isValid([
+            'a' => [
+                'b' => [
+                    'c' => 123
+                ]
+            ]
+        ]));
+
+        $this->assertTrue($validator->isValid([
+            'author' => 'Arnab',
+            'metadata' => [
+                'rating' => 4.5,
+                'info' => [
+                    'category' => 'science'
+                ]
+            ]
+        ]));
+
+        $this->assertTrue($validator->isValid([
+            'key1' => null,
+            'key2' => ['nested' => null]
+        ]));
+
+        $this->assertTrue($validator->isValid([
+            'meta' => (object)['x' => 1]
+        ]));
+
+        $this->assertTrue($validator->isValid([
+            'a' => 1,
+            2 => 'b'
+        ]));
+
+    }
+
+    public function testInvalidStructures(): void
+    {
+        $validator = new ObjectValidator();
+
+        $this->assertFalse($validator->isValid(['a', 'b', 'c']));
+
+        $this->assertFalse($validator->isValid('not an array'));
+
+        $this->assertFalse($validator->isValid([
+            0 => 'value'
+        ]));
+    }
+
+    public function testEmptyCases(): void
+    {
+        $validator = new ObjectValidator();
+
+        $this->assertTrue($validator->isValid([]));
+
+        $this->assertFalse($validator->isValid('sldfjsdlfj'));
+    }
+}