refactor: dumps request body if it is in json format, display indented json in html report

docs/CHANGELOG.md

@@ -4,7 +4,8 @@
 
 **Changed**
 
-- refactor: dumps request and response headers/body, display indented json in report
+- refactor: dumps request/response headers, display indented json in html report
+- refactor: dumps request/response body if it is in json format, display indented json in html report
 
 ## 2.4.3 (2019-12-16)
 

httprunner/report.py

@@ -153,6 +153,12 @@ def __stringify_request(request_data):
     """
     for key, value in request_data.items():
 
+        if key == "body":
+            try:
+                value = json.loads(value)
+            except json.decoder.JSONDecodeError:
+                pass
+
         if isinstance(value, (list, dict)):
             value = dumps_json(value)