test: add pykube fixture
diff --git a/atmosphere/tests/conftest.py b/atmosphere/tests/conftest.py
new file mode 100644
index 0000000..26818b1
--- /dev/null
+++ b/atmosphere/tests/conftest.py
@@ -0,0 +1,8 @@
+import pytest
+
+
+@pytest.fixture
+def pykube(mocker):
+    mocked_api = mocker.MagicMock()
+    mocker.patch("atmosphere.clients.get_pykube_api", return_value=mocked_api)
+    return mocked_api
diff --git a/atmosphere/tests/unit/tasks/test_kubernetes.py b/atmosphere/tests/unit/tasks/test_kubernetes.py
index cf20f03..99ebf8b 100644
--- a/atmosphere/tests/unit/tasks/test_kubernetes.py
+++ b/atmosphere/tests/unit/tasks/test_kubernetes.py
@@ -4,6 +4,7 @@
 from atmosphere.tasks import kubernetes
 
 
+@pytest.mark.usefixtures("pykube")
 class TestExecuteSecretTask:
     def test_with_no_existing_secret(self, mocker):
         task = kubernetes.EnsureSecretTask()