Merge pull request #14 from diaojunxian/master

bugfix: add maxreplace=1 to avoid similar variables are replaced by mistaken.
For instance, if user=1000, then "/$user/$userid" will be replaced to be "/1000/1000id".

ate/testcase.py

@@ -49,7 +49,7 @@ def parse_variables(content, variable_mapping):
             # content contains one or many variables
             content = content.replace(
                 "${}".format(variable_name),
-                str(variable_value)
+                str(variable_value), 1
             )
 
     return content

tests/test_testcase.py

@@ -193,6 +193,19 @@ class TestcaseParserUnittest(unittest.TestCase):
             "/users/100/training/1498?userId=100&data=1498"
         )
 
+    def test_parse_variables_multiple_identical_variables(self):
+        variables_binds = {
+            "user": 100,
+            "userid": 1000,
+            "data": 1498
+        }
+        content = "/users/$user/$userid/$data?userId=$userid&data=$data"
+        self.assertEqual(
+            testcase.parse_content_with_bindings(content, variables_binds, {}),
+            "/users/100/1000/1498?userId=1000&data=1498"
+        )
+
+
     def test_parse_content_with_bindings_functions(self):
         import random, string
         functions_binds = {