Fix test

python/arcticdb/adapters/s3_library_adapter.py

@@ -82,12 +82,12 @@ def __init__(self, uri: str, encoding_version: EncodingVersion, *args, **kwargs)
 
         self._https = uri.startswith("s3s")
         self._encoding_version = encoding_version
-        if platform.system() is not "Linux" and (self._query_params.CA_cert_path or self._query_params.CA_cert_dir):
+        if platform.system() != "Linux" and (self._query_params.CA_cert_path or self._query_params.CA_cert_dir):
             raise ValueError("You have provided `ca_cert_path` or `ca_cert_dir` in the URI which is only supported on Linux. " \
                              "Remove the setting in the connection URI and use your operating system defaults.")
         self._ca_cert_path = self._query_params.CA_cert_path
         self._ca_cert_dir = self._query_params.CA_cert_dir
-        if not self._ca_cert_path and not self._ca_cert_dir and platform.system() is "Linux":
+        if not self._ca_cert_path and not self._ca_cert_dir and platform.system() == "Linux":
             if ssl.get_default_verify_paths().cafile is not None:
                 self._ca_cert_path = ssl.get_default_verify_paths().cafile
             if ssl.get_default_verify_paths().capath is not None:

python/arcticdb/storage_fixtures/s3.py

@@ -64,7 +64,7 @@ def __init__(self, factory: "BaseS3StorageFixtureFactory", bucket: str):
             self.arctic_uri += f"&path_prefix={factory.default_prefix}"
         if factory.ssl:
             self.arctic_uri += "&ssl=True"
-        if platform.system() is "Linux":
+        if platform.system() == "Linux":
             if factory.client_cert_file:
                 self.arctic_uri += f"&CA_cert_path={self.factory.client_cert_file}"
             # client_cert_dir is skipped on purpose; It will be test manually in other tests