Fixed tests

Added backport for compatibility of importlib.resources.files in python
versions below 3.10

.github/workflows/test_db_versions_all_tests.yml

@@ -32,7 +32,7 @@ jobs:
           echo "All tests activated"
           exit 0
         else
-          echo "Fail, because not all tests are deactivated"
+          echo "Fail, because not all tests are activated"
           exit 1
         fi
       env:

.github/workflows/test_python_version.yml

@@ -14,8 +14,8 @@ jobs:
         exasol_version:
         - "default"
         python_version:
-        - 3.8
-        - 3.9
+        - "3.9"
+        - "3.10"
     name: Run tests with Python ${{ matrix.python_version }} and Exasol ${{ matrix.exasol_version }}
     runs-on: ubuntu-latest
     steps:

exasol_integration_test_docker_environment/lib/test_environment/importlib_compatibility.py

@@ -0,0 +1,13 @@
+import re
+import sys
+
+def backport(importlib_res):
+    """
+    Make importlib.resources.files available in Python versions below
+    python 3.10., see
+    https://github.com/exasol/integration-test-docker-environment/pull/419
+    """
+    if not re.match(f"3\.1[0-9]", sys.version):
+        import importlib_resources
+        setattr(importlib_res, "files", importlib_resources.files)
+        setattr(importlib_res, "as_file", importlib_resources.as_file)

exasol_integration_test_docker_environment/lib/test_environment/spawn_test_container.py

@@ -2,7 +2,9 @@
 
 import luigi
 import netaddr
-import importlib.resources
+import importlib.resources as importlib_res
+from exasol_integration_test_docker_environment.lib.test_environment import importlib_compatibility
+
 from docker.models.containers import Container
 from docker.transport import unixconn
 
@@ -20,6 +22,8 @@
     TestContainerParameter
 
 
+importlib_compatibility.backport(importlib_res)
+
 class SpawnTestContainer(DockerBaseTask, TestContainerParameter):
     environment_name = luigi.Parameter()
     test_container_name = luigi.Parameter()
@@ -181,7 +185,7 @@ def register_certificates(self, test_container: Container):
         if self.certificate_volume_name is not None:
             script_name = "install_root_certificate.sh"
             script = (
-                importlib.resources.filename(PACKAGE_NAME)
+                importlib_res.files(PACKAGE_NAME)
                 / "certificate_resources"
                 / script_name
             )

exasol_integration_test_docker_environment/lib/test_environment/spawn_test_database.py

@@ -5,7 +5,9 @@
 import humanfriendly
 import luigi
 import netaddr
-import importlib.resources
+import importlib.resources as importlib_res
+
+from exasol_integration_test_docker_environment.lib.test_environment import importlib_compatibility
 from docker.models.containers import Container
 from docker.models.volumes import Volume
 from docker.client import DockerClient
@@ -39,6 +41,9 @@
 )
 
 
+importlib_compatibility.backport(importlib_res)
+
+
 CERTIFICATES_MOUNT_DIR = "/certificates"
 CERTIFICATES_DEFAULT_DIR = "/exa/etc/ssl/"
 
@@ -306,7 +311,7 @@ def _prepare_volume(
 
     def _db_file(self, filename: str) -> str:
         return (
-            importlib.resources.files(PACKAGE_NAME)
+            importlib_res.files(PACKAGE_NAME)
             / self.docker_db_config_resource_name
             / filename
         )
@@ -389,3 +394,9 @@ def cleanup_task(self, success):
             except Exception as e:
                 self.logger.error(f"Error during removing docker volume %s: %s", db_volume_name, e)
 
+
+
+
+if __name__ == "__main__":
+    f = importlib_res.files("importlib")
+    print(f'{f}')