Merge pull request pandas-dev#395 from manahl/MetadataStore

Update CHANGES.md and fixtures tests

Author: kraphtuos

CHANGES.md

@@ -1,6 +1,7 @@
 ## Changelog
 
-### 1.49
+### 1.49 (2017-08-02)
+  * Feature: #392 MetadataStore
   * Bugfix:  #384 sentinels missing time data on chunk start/ends in ChunkStore
   * Bugfix:  #382 Remove dependency on cython being pre-installed
   * Bugfix:  #343 Renaming libraries/collections within a namespace/database

arctic/store/metadata_store.py

@@ -91,7 +91,6 @@ def read(self, symbol):
         res = self.find_one({'symbol': symbol}, sort=[('start_time', pymongo.DESCENDING)])
         return res['metadata'] if res is not None else None
 
-
     def write_history(self, collection):
         """
         Manually overwrite entire metadata history for symbols in `collection`

tests/integration/fixtures/test_arctic.py

@@ -1,5 +1,6 @@
 from arctic.arctic import Arctic
 from arctic.store.version_store import VersionStore
+from arctic.store.metadata_store import MetadataStore
 
 
 def test_arctic(arctic):
@@ -8,3 +9,9 @@ def test_arctic(arctic):
 
 def test_library(library):
     assert isinstance(library, VersionStore)
+    assert library._arctic_lib.get_library_type() == 'VersionStore'
+
+
+def test_ms_lib(ms_lib):
+    assert isinstance(ms_lib, MetadataStore)
+    assert ms_lib._arctic_lib.get_library_type() == 'MetadataStore'