Fix failing unit tests

.build-constraints.txt

@@ -1,13 +1,13 @@
-hatchling==1.29.0 \
-    --hash=sha256:50af9343281f34785fab12da82e445ed987a6efb34fd8c2fc0f6e6630dbcc1b0 \
-    --hash=sha256:793c31816d952cee405b83488ce001c719f325d9cda69f1fc4cd750527640ea6
-packaging==26.0 \
-    --hash=sha256:00243ae351a257117b6a241061796684b084ed1c516a08c48a3f7e147a9d80b4 \
-    --hash=sha256:b36f1fef9334a5588b4166f8bcd26a14e521f2b55e6b9de3aaa80d3ff7a37529
+hatchling==1.30.1 \
+    --hash=sha256:161eacafb3c6f91526e92116d21426369f2c36e98c36a864f11a96345ad4ee31 \
+    --hash=sha256:eee4fd45357f72ebb3d7a42e5d72cfb5e29ed426d79e8836288926c4258d5f2e
+packaging==26.2 \
+    --hash=sha256:5fc45236b9446107ff2415ce77c807cee2862cb6fac22b8a73826d0693b0980e \
+    --hash=sha256:ff452ff5a3e828ce110190feff1178bb1f2ea2281fa2075aadb987c2fb221661
     # via hatchling
-pathspec==1.0.4 \
-    --hash=sha256:0210e2ae8a21a9137c0d470578cb0e595af87edaa6ebf12ff176f14a02e0e645 \
-    --hash=sha256:fb6ae2fd4e7c921a165808a552060e722767cfa526f99ca5156ed2ce45a5c723
+pathspec==1.1.1 \
+    --hash=sha256:17db5ecd524104a120e173814c90367a96a98d07c45b2e10c2f3919fff91bf5a \
+    --hash=sha256:a00ce642f577bf7f473932318056212bc4f8bfdf53128c78bbd5af0b9b20b189
     # via hatchling
 pluggy==1.6.0 \
     --hash=sha256:7dcc130b76258d33b90f61b658791dede3486c3e6bfb003ee5c9bfb396dd22f3 \
@@ -62,7 +62,7 @@ tomli==2.4.1 ; python_full_version < '3.11' \
     --hash=sha256:ff18e6a727ee0ab0388507b89d1bc6a22b138d1e2fa56d1ad494586d61d2eae9 \
     --hash=sha256:ff2983983d34813c1aeb0fa89091e76c3a22889ee83ab27c5eeb45100560c049
     # via hatchling
-trove-classifiers==2026.1.14.14 \
-    --hash=sha256:00492545a1402b09d4858605ba190ea33243d361e2b01c9c296ce06b5c3325f3 \
-    --hash=sha256:1f9553927f18d0513d8e5ff80ab8980b8202ce37ecae0e3274ed2ef11880e74d
+trove-classifiers==2026.6.1.19 \
+    --hash=sha256:ab4c4ec93cc4a4e7815fa759906e05e6bb3f2fbd92ea0f897288c6a43efd15b3 \
+    --hash=sha256:c5132b4b61a829d11cfbd2d72e97f20a45ed6edb95e45c5efdeb5e00836b2745
     # via hatchling

Makefile

@@ -1,11 +1,7 @@
 all: clean lint fmt test coverage
 
-# Ensure that all uv commands don't automatically update the lock file. If UV_FROZEN=1 (from the environment)
-# then UV_LOCKED should _not_ be set, but otherwise it needs to be set to ensure the lock-file is only ever
-# deliberately updated.
-ifneq ($(UV_FROZEN),1)
-export UV_LOCKED := 1
-endif
+# Ensure that all uv commands don't automatically update the lock file: instead they use the locked dependencies.
+export UV_FROZEN := 1
 # Ensure that hatchling is pinned when builds are needed.
 export UV_BUILD_CONSTRAINT := .build-constraints.txt
 
@@ -45,12 +41,17 @@ coverage:
 build:
 	uv build --require-hashes --build-constraints=.build-constraints.txt
 
-lock-dependencies: UV_LOCKED := 0
+lock-dependencies: UV_FROZEN := 0
 lock-dependencies:
-	uv lock
+	uv lock --upgrade
 	$(UV_RUN) --group yq tomlq -r '.["build-system"].requires[]' pyproject.toml | \
-	    uv pip compile --generate-hashes --universal --no-header - > build-constraints-new.txt
+	    uv pip compile --upgrade --generate-hashes --universal --no-header --quiet - > build-constraints-new.txt
 	mv build-constraints-new.txt .build-constraints.txt
+	@perl -pi \
+		-e 's|registry = "https://[^"]*"|registry = "https://pypi.org/simple"|g;' \
+		-e 's|url = "https://[^"]*/packages/([^"]*)"|url = "https://files.pythonhosted.org/packages/$$1"|g;' \
+		uv.lock
+	@printf 'Stripped registry references from uv.lock.\n'
 
 .DEFAULT: all
 .PHONY: all clean dev lint fmt test integration coverage build lock-dependencies

tests/unit/conftest.py

@@ -1 +1,17 @@
+import pytest
+
+from databricks.sdk.config import Config
+
 pytest_plugins = ['pytester']
+
+
+@pytest.fixture
+def db_config_no_side_effect(monkeypatch: pytest.MonkeyPatch) -> None:
+    """Suspend host metadata lookups from the SDKs Config class.
+
+    As of version 0.102.0 of the Databricks SDK, the `Config` class during __init__() makes a network call with a
+    timeout of 5 minutes if the target host does not exist. For unit tests, it never does. This fixture therefore
+    patches over that lookup to ensure it doesn't get in the way of our tests.
+    """
+
+    monkeypatch.setattr(Config, "_resolve_host_metadata", lambda _: None)

tests/unit/fixtures/test_baseline.py

@@ -9,7 +9,7 @@
 from databricks.labs.pytester.fixtures.sql import sql_backend
 
 
-def test_ws() -> None:
+def test_ws(db_config_no_side_effect: None) -> None:
     debug_env = {'DATABRICKS_HOST': 'abc', 'DATABRICKS_TOKEN': '...'}
     product_info = 'a', '0.1.2'
     workspace_client = call_fixture(ws, debug_env, product_info)

tests/unit/fixtures/test_iam.py

@@ -17,7 +17,7 @@ def test_make_user_no_args() -> None:
     ctx['ws'].users.delete.assert_called_once()
 
 
-def test_make_run_as_no_args() -> None:
+def test_make_run_as_no_args(db_config_no_side_effect: None) -> None:
     ctx, run_as = call_stateful(make_run_as)
     assert ctx is not None
     assert run_as is not None