Ensure env vars are set for test environment

.gitlab-ci.yml

@@ -1,3 +1,6 @@
+variables:
+    ENVIRON: "test"
+
 pytest:
     stage: test
     script:

tests/__init__.py

@@ -0,0 +1,4 @@
+import os
+
+# Setup test environment variables
+os.environ["ENVIRON"] = "test"

tests/database/__init__.py

@@ -1,8 +1,3 @@
 # Ensure test environment is set before using
-import scripts.create_database
-import os
-
-# Setup test environment variables
-os.environ["ENVIRON"] = "test"
-
 # Runs the database creation scripts
+import scripts.create_database