Deploy with the default resource when deploying with a local charm

.licenserc.yaml

@@ -19,6 +19,7 @@ header:
       - 'charms/worker/k8s/lib/charms/k8s/**'
     paths-ignore:
       - 'charms/worker/k8s/lib/charms/**'
+      - 'tests/integration/data/*.tar.gz'
       - '.github/**'
       - '**/.gitkeep'
       - '**/*.cfg'

tests/integration/conftest.py

@@ -27,6 +27,8 @@
 from .helpers import get_unit_cidrs, is_deployed
 
 log = logging.getLogger(__name__)
+TEST_DATA = Path(__file__).parent / "data"
+DEFAULT_SNAP_INSTALLATION = TEST_DATA / "default-snap-installation.tar.gz"
 
 
 def pytest_addoption(parser: pytest.Parser):
@@ -183,6 +185,7 @@ def switch(self, name: str, path: Optional[Path] = None, channel: Optional[str]
         if path:
             app["charm"] = str(path.resolve())
             app["channel"] = None
+            app["resources"] = {"snap-installation": DEFAULT_SNAP_INSTALLATION}
         if channel:
             app["charm"] = name
             app["channel"] = channel
@@ -220,7 +223,7 @@ async def cloud_proxied(ops_test: OpsTest):
     assert ops_test.model, "Model must be present"
     controller = await ops_test.model.get_controller()
     controller_model = await controller.get_model("controller")
-    proxy_config_file = Path(__file__).parent / "data" / "static-proxy-config.yaml"
+    proxy_config_file = TEST_DATA / "static-proxy-config.yaml"
     proxy_configs = yaml.safe_load(proxy_config_file.read_text())
     local_no_proxy = await get_unit_cidrs(controller_model, "controller", 0)
     no_proxy = {*proxy_configs["juju-no-proxy"], *local_no_proxy}
@@ -296,7 +299,7 @@ async def kubernetes_cluster(request: pytest.FixtureRequest, ops_test: OpsTest):
     bundle_marker = request.node.get_closest_marker("bundle_file")
     if bundle_marker:
         bundle_file = bundle_marker.args[0]
-    bundle_path = Path(__file__).parent / "data" / bundle_file
+    bundle_path = TEST_DATA / bundle_file
     model = "main"
 
     with ops_test.model_context(model) as the_model:
@@ -346,7 +349,8 @@ async def _refresh(app_name: str):
             app_name: Name of the application to refresh
         """
         app: Application = model.applications[app_name]
-        await app.refresh(path=switch_to_path[app_name])
+        resources = {"snap-installation": DEFAULT_SNAP_INSTALLATION}
+        await app.refresh(path=switch_to_path[app_name], resources=resources)
 
     await asyncio.gather(*[_refresh(app) for app in switch_to_path])
     await model.wait_for_idle(