fix tests

.gitattributes

 # Auto detect text files and perform LF normalization
 * text=auto
+*.sh text eol=lf
 
 # Custom for Visual Studio
 *.cs     diff=csharp

Dockerfile

@@ -7,6 +7,9 @@ RUN pip install nose2 mock coverage
 ADD satella /app/satella
 ADD tests /app/tests
 
+ADD tests/test_docker.sh /test_docker.sh
+RUN chmod ugo+x /test_docker.sh
+
 WORKDIR /app
 
-CMD ["coverage", "run", "--multiprocessing", "-m", "nose2", "-vv"]
+CMD ["/test_docker.sh"]

satella/cassandra/__init__.py

@@ -29,12 +29,16 @@ def parallel_for(cursor, query: tp.Union[tp.List[str], str, 'Statement', tp.List
     :param query: base query or a list of queries, if a different one is to be used
     :param arguments: iterable yielding arguments to use in execute_async
     """
-    from cassandra.query import Statement
+    try:
+        from cassandra.query import Statement
+        query_classes = (str, Statement)
+    except ImportError:
+        query_classes = str
 
-    if isinstance(query, (str, Statement)):
+    if isinstance(query, query_classes):
         query = itertools.repeat(query)
-    futures = []
 
+    futures = []
     for query, args in zip(query, arguments):
         if args is None:
             future = cursor.execute_async(query)

satella/os/signals.py

 import signal
-from satella.time import sleep
 import typing as tp
 
+from satella.time import sleep
+
 end = False
 
 

tests/test_docker.sh

+#!/bin/bash
+set -e
+
+coverage run --parallel-mode -m nose2 -vv
+coverage combine
+coverage report