Don't rely on Zip output being identical across platforms

test.cmd

@@ -5,16 +5,18 @@ rmdir /S /Q temp-persisted-data
 docker compose run --rm test setup || goto :exit
 :: Sanity check...
 docker compose run --rm test verify || goto :exit
-docker compose down
+docker compose stop
 :: Ensure changes were persisted...
 docker compose run --rm test verify || goto :exit
-docker compose down
+docker compose stop
 
 rmdir /S /Q temp-persisted-data
 
 :: Ensure changes from previous runs can still be loaded (test backward-compatibility)...
 xcopy test-persisted-data temp-persisted-data /E /I
 docker compose run --rm test verify || goto :exit
+docker compose stop
+
 docker compose down
 
 :exit

test.sh

@@ -8,16 +8,18 @@ sudo rm -rf temp-persisted-data
 docker compose run --rm test setup
 echo 'Sanity check...'
 docker compose run --rm test verify
-docker compose down
+docker compose stop
 echo 'Ensure changes were persisted...'
 docker compose run --rm test verify
-docker compose down
+docker compose stop
 
 sudo rm -rf temp-persisted-data
 
 echo 'Ensure changes from previous runs can still be loaded (test backward-compatibility)...'
 cp -r test-persisted-data temp-persisted-data
 docker compose run --rm test verify
+docker compose stop
+
 docker compose down
 
 echo 'Tests passed!'

test/test.py

@@ -20,10 +20,6 @@ def assert_equal(a, b):
 lambda_client = boto3.client("lambda", endpoint_url=endpoint_url)
 acm = boto3.client("acm", endpoint_url=endpoint_url)
 
-zipbuf = io.BytesIO()
-with zipfile.ZipFile(zipbuf, "w") as zip:
-    zip.write("lambda/bootstrap", "bootstrap")
-
 cert = open("cert.pem", "r").read()
 cert_key = open("key.pem", "r").read()
 
@@ -46,6 +42,9 @@ def assert_equal(a, b):
 
     role = iam.create_role(RoleName="test-role", AssumeRolePolicyDocument="{}")
 
+    zipbuf = io.BytesIO()
+    with zipfile.ZipFile(zipbuf, "w") as zip:
+        zip.write("lambda/bootstrap", "bootstrap")
     lambda_client.create_function(
         FunctionName="test-lambda",
         Role=role.arn,
@@ -76,7 +75,8 @@ def assert_equal(a, b):
     assert_equal(lambda_response["Configuration"].get("Role", None), role.arn)
     lambda_code_location = lambda_response["Code"].get("Location", "")
     with urllib.request.urlopen(lambda_code_location) as f:
-        assert_equal(f.read(), zipbuf.getvalue())
+        with zipfile.ZipFile(io.BytesIO(f.read())) as zip:
+            assert_equal(zip.read("bootstrap"), open("lambda/bootstrap", "rb").read())
     lambda_client.get_waiter("function_active_v2").wait(FunctionName="test-lambda")
     lambda_response = lambda_client.invoke(
         FunctionName="test-lambda", Payload="hello world"