diff --git a/dothttp/js3py.py b/dothttp/js3py.py
index fbaf77e..9ccb741 100644
--- a/dothttp/js3py.py
+++ b/dothttp/js3py.py
@@ -15,6 +15,7 @@
 from requests import Response
 from RestrictedPython import compile_restricted, safe_globals
 from RestrictedPython.PrintCollector import PrintCollector
+from operator import getitem
 from faker import Faker
 
 from dothttp.exceptions import PreRequestScriptException
@@ -31,6 +32,9 @@ def write_guard(x):
     else:
         raise Exception("not allowed")
 
+# def read_guard(x, attr):
+#     return getattr(x, attr)
+
 
 allowed_global = {
     '_print_': PrintCollector,
@@ -42,6 +46,7 @@ def write_guard(x):
     'unittest': unittest,
     'datetime': datetime,
     '_write_': write_guard,
+    "_getitem_": getitem,
     'csv': csv,
     'uuid': uuid,
     'base64': base64,
@@ -58,8 +63,8 @@ def write_guard(x):
 @dataclass
 class TestResult:
     name: str
-    result: str = field(init=False)
-    error: typing.Optional[str] = field(init=False)
+    result: typing.Union[None, str] = None
+    error: typing.Union[None, str] = None
     success: bool = True
 
 
diff --git a/dothttp/request_base.py b/dothttp/request_base.py
index 934794a..d563022 100644
--- a/dothttp/request_base.py
+++ b/dothttp/request_base.py
@@ -14,7 +14,8 @@
 from requests_pkcs12 import Pkcs12Adapter
 from textx import metamodel_from_file
 
-from dothttp import APPLICATION_JSON, MIME_TYPE_JSON, UNIX_SOCKET_SCHEME, TEXT_PLAIN, CONTENT_TYPE
+from .js3py import ScriptResult
+from . import APPLICATION_JSON, MIME_TYPE_JSON, UNIX_SOCKET_SCHEME, TEXT_PLAIN, CONTENT_TYPE
 from . import eprint, Config, HttpDefBase, js3py, AWS4Auth
 from .curl_utils import to_curl
 from .dsl_jsonparser import json_or_array_to_json
@@ -396,21 +397,29 @@ def run(self):
         self.print_req_info(resp, '<')
         self.write_to_output(resp)
         request_logger.debug(f'request executed completely')
-        script_result = script_execution.execute_test_script(resp=resp).as_json()
+        script_result = script_execution.execute_test_script(resp=resp)
         self.print_script_result(script_result)
         return resp
 
-    def print_script_result(self, script_result):
+    def print_script_result(self, script_result: ScriptResult):
         print("\n------------")
-        if script_result['stdout']:
+        if script_result.stdout:
             print("\n##STDOUT:")
-            print(script_result['stdout'])
-        if script_result['error']:
+            print(script_result.stdout)
+        if script_result.error:
             print("\n##ERROR:")
-            print(script_result['error'])
-        if len(script_result['properties']) != 0:
+            print(script_result.error)
+        if len(script_result.properties) != 0:
             print("\n##PROPERTIES:")
-            pprint(script_result['properties'])
+            pprint(script_result.properties)
+        if len(script_result.tests) > 0:
+            print("\n##TESTS:\n")
+            for test in script_result.tests:
+                print(f"Test: {test.name}  {'success' if test.success else 'failure!!'}")
+                if test.result:
+                    print(f"result={test.result}")
+                if test.error:
+                    print(f"{test.error}")
         print("\n------------")
         # TODO print tests output individually
         request_logger.debug(f'script execution result {script_result}')
diff --git a/examples/misc/script.http b/examples/misc/script.http
index 851d522..c9403ad 100644
--- a/examples/misc/script.http
+++ b/examples/misc/script.http
@@ -2,10 +2,20 @@
 GET http://httpbin.org/get
 > {%
 
+def pre_hai():
+    client.request.headers.setdefault("preheader", "prevalue")
+
 def test_hai():
     if client.response.status_code == 200:
         log('working')
     else:
         log('not working')
 
+class SampleTest(unittest.TestCase):
+    def test_is_mime_not_json(self):
+        self.assertTrue(client.response.headers.get("content-type").startswith("application/xml"), "should not be json")
+
+    def test_pre_request_preheader(self):
+        body = client.response.json()
+        self.assertEqual("prevalue", body['headers']['Preheader'])
 %} python