tests/integration: Fix mutable default arguments

Python method default arguments should never be mutable.

Using 'None' as a canary and setting them afterwards instead.

2 files changed, 11 insertions, 2 deletions

diff --git a/tests/integration/compose.py b/tests/integration/compose.py
index 33e763eb7..23b90a2df 100644
--- a/tests/integration/compose.py
+++ b/tests/integration/compose.py
@@ -20,7 +20,10 @@ DATA_DIR = os.path.join(
 )
 
 
-def create_compose_element(name, path, config={}):
+def create_compose_element(name, path, config=None):
+    if config is None:
+        config = {}
+
     element = {
         'kind': 'compose',
         'depends': [{
diff --git a/tests/integration/script.py b/tests/integration/script.py
index f0fe86593..cb95aae36 100644
--- a/tests/integration/script.py
+++ b/tests/integration/script.py
@@ -18,7 +18,13 @@ DATA_DIR = os.path.join(
 )
 
 
-def create_script_element(name, path, config={}, variables={}):
+def create_script_element(name, path, config=None, variables=None):
+    if config is None:
+        config = {}
+
+    if variables is None:
+        variables = {}
+
     element = {
         'kind': 'script',
         'depends': [{