tests/integration/shell.py: More asserts in test_isolated_no_mountjuerg/shell-test

This verifies that the command fails with the right error.

1 files changed, 2 insertions, 0 deletions

diff --git a/tests/integration/shell.py b/tests/integration/shell.py
index 615ea9d87..97c4d0cad 100644
--- a/tests/integration/shell.py
+++ b/tests/integration/shell.py
@@ -227,6 +227,8 @@ def test_isolated_no_mount(cli, tmpdir, datafiles, path):
         }
     })
     assert result.exit_code != 0
+    assert path in result.stderr
+    assert 'No such file or directory' in result.stderr
 
 
 # Test that we warn about non-existing files on the host if the mount is not