Add FileSystem test fixture, test adding bundle

stix2/sources/filesystem.py

@@ -8,10 +8,12 @@ TODO:
 import json
 import os
 
-from stix2.base import _STIXBase
+from stix2.common import MarkingDefinition
 from stix2.core import Bundle, parse
+from stix2.sdo import STIXDomainObject
 from stix2.sources import DataSink, DataSource, DataStore
 from stix2.sources.filters import Filter, apply_common_filters
+from stix2.sro import STIXRelationshipObject
 from stix2.utils import deduplicate
 
 
@@ -81,7 +83,7 @@ class FileSystemSink(DataSink):
                 # Bundle() can take dict or STIX obj as argument
                 f.write(str(Bundle(stix_obj)))
 
-        if isinstance(stix_data, _STIXBase):
+        if isinstance(stix_data, (STIXDomainObject, STIXRelationshipObject, MarkingDefinition)):
             # adding python STIX object
             _check_path_and_write(self._stix_dir, stix_data)
 
@@ -94,11 +96,11 @@ class FileSystemSink(DataSink):
                 # adding json-formatted STIX
                 _check_path_and_write(self._stix_dir, stix_data)
 
-        elif isinstance(stix_data, str):
+        elif isinstance(stix_data, (str, Bundle)):
             # adding json encoded string of STIX content
             stix_data = parse(stix_data)
             if stix_data["type"] == "bundle":
-                for stix_obj in stix_data["objects"]:
+                for stix_obj in stix_data.get("objects", []):
                     self.add(stix_obj)
             else:
                 self.add(stix_data)

stix2/test/test_data_sources.py

@@ -1,10 +1,11 @@
 import os
+import shutil
 
 import pytest
 from taxii2client import Collection
 
-from stix2 import (Campaign, FileSystemSink, FileSystemSource, FileSystemStore,
-                   Filter, MemorySource, MemoryStore)
+from stix2 import (Bundle, Campaign, FileSystemSink, FileSystemSource,
+                   FileSystemStore, Filter, MemorySource, MemoryStore)
 from stix2.sources import (CompositeDataSource, DataSink, DataSource,
                            DataStore, make_id, taxii)
 from stix2.sources.filters import apply_common_filters
@@ -29,6 +30,15 @@ def ds():
     return DataSource()
 
 
+@pytest.fixture
+def fs_store():
+    # create
+    yield FileSystemStore(FS_PATH)
+
+    # remove campaign dir
+    shutil.rmtree(os.path.join(FS_PATH, "campaign"))
+
+
 IND1 = {
     "created": "2017-01-27T13:49:53.935Z",
     "id": "indicator--d81f86b9-975b-bc0b-775e-810c5ad45a4f",
@@ -681,10 +691,7 @@ def test_filesystem_sink():
     os.rmdir(os.path.join(FS_PATH, "campaign"))
 
 
-def test_filesystem_store():
-    # creation
-    fs_store = FileSystemStore(FS_PATH)
-
+def test_filesystem_store(fs_store):
     # get()
     coa = fs_store.get("course-of-action--d9727aee-48b8-4fdb-89e2-4c49746ba4dd")
     assert coa.id == "course-of-action--d9727aee-48b8-4fdb-89e2-4c49746ba4dd"
@@ -716,3 +723,8 @@ def test_filesystem_store():
 
     # remove campaign dir
     os.rmdir(os.path.join(FS_PATH, "campaign"))
+
+
+def test_filesystem_add_object_with_custom_property_in_bundle(fs_store):
+    bundle = Bundle()
+    fs_store.add(bundle)