From 69de8a682f9146aaabe042b4481dec2448c037c8 Mon Sep 17 00:00:00 2001
From: debugtalk <mail@debugtalk.com>
Date: Mon, 15 Jun 2020 15:56:00 +0800
Subject: [PATCH] fix: missing  handling in overriding config variables

---
 docs/CHANGELOG.md   | 1 +
 httprunner/utils.py | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 06b8d1c5..46ebd0d7 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -6,6 +6,7 @@
 
 - fix: avoid '.csv' been converted to '_csv'
 - fix: convert har to JSON format testcase
+- fix: missing ${var} handling in overriding config variables
 
 ## 3.0.12 (2020-06-14)
 
diff --git a/httprunner/utils.py b/httprunner/utils.py
index d62b031f..b2d0e3d7 100644
--- a/httprunner/utils.py
+++ b/httprunner/utils.py
@@ -243,8 +243,9 @@ def override_config_variables(
     """
     step_new_variables = {}
     for key, value in step_variables.items():
-        if f"${key}" == value:
+        if f"${key}" == value or "${" + key + "}" == value:
             # e.g. {"base_url": "$base_url"}
+            # or {"base_url": "${base_url}"}
             continue
 
         step_new_variables[key] = value