Fixed test

Author: ineersa

src/Schema/Result/CallToolResult.php

@@ -109,9 +109,15 @@ public static function fromArray(array $data): self
      */
     public function jsonSerialize(): array
     {
-        return [
+        $result = [
             'content' => $this->content,
             'isError' => $this->isError,
         ];
+
+        if ($this->structuredContent) {
+            $result['structuredContent'] = $this->structuredContent;
+        }
+
+        return $result;
     }
 }

tests/Unit/Server/Handler/Request/CallToolHandlerTest.php

@@ -368,6 +368,7 @@ public function testHandleReturnsStructuredContentResult(): void
 
         $this->assertInstanceOf(Response::class, $response);
         $this->assertSame($structuredResult, $response->result);
+        $this->assertEquals(['result' => 'Rendered results'], $response->result->jsonSerialize()['structuredContent'] ?? []);
     }
 
     public function testHandleReturnsCallToolResult(): void
@@ -396,6 +397,7 @@ public function testHandleReturnsCallToolResult(): void
 
         $this->assertInstanceOf(Response::class, $response);
         $this->assertSame($callToolResult, $response->result);
+        $this->assertArrayNotHasKey('structuredContent', $response->result->jsonSerialize());
     }
 
     /**