Skip ros3 tests if internet or ros3 driver are not available

CHANGELOG.md

@@ -5,6 +5,7 @@
 ### Bug fixes:
 - Add `environment-ros3.yml` to `MANIFEST.in` for inclusion in source distributions. @rly (#1398)
 - Fix bad error check in ``IntracellularRecordingsTable.add_recording`` when adding ``IZeroClampSeries``. @oruebel (#1410)
+-  Skip ros3 tests if internet access or the ros3 driver are not available. @oruebel (#1414)
 
 ### Tutorial enhancements:
 - Updated the general tutorial to add documentation about the ``Images`` type. @bendichter (#1353)

tests/integration/ros3/test_ros3.py

@@ -1,13 +1,26 @@
 from pynwb import NWBHDF5IO
 from pynwb.testing import TestCase
+import urllib.request
+import h5py
 
 
 class TestRos3Streaming(TestCase):
-    # requires h5py to be built with the ROS3 driver: conda install -c conda-forge h5py
+    """
+    Test file access using the HDF5 ros3 driver.
+
+    This test module requires h5py to be built with the ROS3 driver: conda install -c conda-forge h5py
+    """
+    def setUp(self):
+        # Skip ROS3 tests if internet is not available or the ROS3 driver is not installed
+        try:
+            urllib.request.urlopen('https://dandiarchive.s3.amazonaws.com/ros3test.nwb', timeout=1)
+        except urllib.request.URLError:
+            self.skipTest("Internet access to DANDI failed. Skipping all Ros3 streaming tests.")
+        if 'ros3' not in h5py.registered_drivers():
+            self.skipTest("ROS3 driver not installed. Skipping all Ros3 streaming tests.")
 
     def test_read(self):
         s3_path = 'https://dandiarchive.s3.amazonaws.com/ros3test.nwb'
-
         with NWBHDF5IO(s3_path, mode='r', driver='ros3') as io:
             nwbfile = io.read()
             test_data = nwbfile.acquisition['ts_name'].data[:]