nextcloud/test: more output on subprocess errors WIP

software/nextcloud/test/test.py

@@ -342,6 +342,7 @@ class TestNextCloudParameters(NextCloudTestCase):
     )
     expected_dict = self.getNextcloudConfig(instance_parameter_dict)
     self.assertEqual(expected_dict, config_dict)
+    try:
       collabora_config = subprocess.check_output([
           php_bin,
           occ,
@@ -349,6 +350,8 @@ class TestNextCloudParameters(NextCloudTestCase):
           "richdocuments",
           "wopi_url"
       ])
+    except subprocess.CalledProcessError as exc:
+      self.assertFalse((exc.returncode, exc.output))
     self.assertEqual(collabora_config.strip(), b'https://my-custom.collabora.net')
     stun_config = subprocess.check_output([
       php_bin,