adding bug fix in gen-sdk.sh and unit test for create_job function in…

… training client

hack/python-sdk/gen-sdk.sh

@@ -43,7 +43,7 @@ echo "Generating swagger file ..."
 go run "${repo_root}"/hack/swagger/main.go ${VERSION} >"${SWAGGER_CODEGEN_FILE}"
 
 echo "Removing previously generated files ..."
-rm -rf "${SDK_OUTPUT_PATH}"/docs/V1*.md "${SDK_OUTPUT_PATH}"/kubeflow/training/models "${SDK_OUTPUT_PATH}"/kubeflow/training/*.py "${SDK_OUTPUT_PATH}"/test/test_*.py
+rm -rf "${SDK_OUTPUT_PATH}"/docs/KubeflowOrgV1*.md "${SDK_OUTPUT_PATH}"/kubeflow/training/models "${SDK_OUTPUT_PATH}"/kubeflow/training/*.py "${SDK_OUTPUT_PATH}"/test/test_*.py
 echo "Generating Python SDK for Training Operator ..."
 java -jar "${SWAGGER_CODEGEN_JAR}" generate -i "${repo_root}"/hack/python-sdk/swagger.json -g python -o "${SDK_OUTPUT_PATH}" -c "${SWAGGER_CODEGEN_CONF}"
 

sdk/python/test/test_training_client.py

@@ -0,0 +1,125 @@
+import multiprocessing
+import unittest
+from unittest.mock import patch, Mock
+from parameterized import parameterized
+
+from typing import Optional
+from kubeflow.training import TrainingClient
+from kubeflow.training import KubeflowOrgV1ReplicaSpec
+from kubeflow.training import KubeflowOrgV1PyTorchJob
+from kubeflow.training import KubeflowOrgV1PyTorchJobSpec
+from kubeflow.training import KubeflowOrgV1RunPolicy
+from kubeflow.training import KubeflowOrgV1SchedulingPolicy
+from kubeflow.training import constants
+
+from kubernetes.client import V1PodTemplateSpec
+from kubernetes.client import V1ObjectMeta
+from kubernetes.client import V1PodSpec
+from kubernetes.client import V1Container
+from kubernetes.client import V1ResourceRequirements
+
+CONTAINER_NAME = "pytorch"
+JOB_NAME = "pytorchjob-mnist-ci-test"
+
+def create_namespaced_custom_object_response(*args, **kwargs):
+    if args[2] == 'timeout':
+        raise multiprocessing.TimeoutError()
+    elif args[2] == 'runtime':
+        raise RuntimeError()
+
+def generate_container() -> V1Container:
+    return V1Container(
+        name=CONTAINER_NAME,
+        image="gcr.io/kubeflow-ci/pytorch-dist-mnist-test:v1.0",
+        args=["--backend", "gloo"],
+        resources=V1ResourceRequirements(limits={"memory": '1Gi', "cpu": "0.4"}),
+    )
+
+def generate_pytorchjob(
+    job_namespace: str,
+    master: KubeflowOrgV1ReplicaSpec,
+    worker: KubeflowOrgV1ReplicaSpec,
+    scheduling_policy: Optional[KubeflowOrgV1SchedulingPolicy] = None,
+) -> KubeflowOrgV1PyTorchJob:
+    return KubeflowOrgV1PyTorchJob(
+        api_version=constants.API_VERSION,
+        kind=constants.PYTORCHJOB_KIND,
+        metadata=V1ObjectMeta(name=JOB_NAME, namespace=job_namespace),
+        spec=KubeflowOrgV1PyTorchJobSpec(
+            run_policy=KubeflowOrgV1RunPolicy(
+                clean_pod_policy="None",
+                scheduling_policy=scheduling_policy,
+            ),
+            pytorch_replica_specs={"Master": master, "Worker": worker},
+        ),
+    )
+
+def create_job():
+    job_namespace = "test"
+    container = generate_container()
+    master = KubeflowOrgV1ReplicaSpec(
+        replicas=1,
+        restart_policy="OnFailure",
+        template=V1PodTemplateSpec(
+            metadata=V1ObjectMeta(
+                annotations={constants.ISTIO_SIDECAR_INJECTION: "false"}
+            ),
+            spec=V1PodSpec(containers=[container]),
+        ),
+    )
+
+    worker = KubeflowOrgV1ReplicaSpec(
+        replicas=1,
+        restart_policy="OnFailure",
+        template=V1PodTemplateSpec(
+            metadata=V1ObjectMeta(
+                annotations={constants.ISTIO_SIDECAR_INJECTION: "false"}
+            ),
+            spec=V1PodSpec(containers=[container]),
+        ),
+    )
+    pytorchjob = generate_pytorchjob(job_namespace, master, worker)
+    return pytorchjob
+
+class DummyJobClass:
+    def __init__(self,kind) -> None:
+        self.kind = kind
+
+class TestTrainingClient(unittest.TestCase):
+
+    @patch('kubernetes.client.CustomObjectsApi', return_value=Mock(create_namespaced_custom_object=Mock(side_effect=create_namespaced_custom_object_response)))
+    @patch('kubernetes.client.CoreV1Api', return_value=Mock())
+    @patch('kubernetes.config.load_kube_config', return_value=Mock())   
+    def setUp(self, mock_custom_api, mock_core_api, mock_load_kube_config) -> None:
+        self.training_client = TrainingClient(job_kind=constants.PYTORCHJOB_KIND)
+
+
+    @parameterized.expand([
+        ("invalid extra parameter", {"job":create_job(), "namespace": "test", "base_image":"test_image" },ValueError),
+        ("invalid job kind", {"job_kind": "invalid_job_kind" },ValueError),
+        ("job name missing ", {"train_func": lambda: "test train function"}, ValueError),
+        ("job name missing", {"base_image":"test_image"}, ValueError),
+        ("uncallable train function", {"name": "test job", "train_func":"uncallable train function"}, ValueError),
+        ("invalid TFJob replica", {"name": "test job", "train_func": lambda: "test train function", "job_kind": constants.TFJOB_KIND }, ValueError ),
+        ("invalid PyTorchJob replica", {"name": "test job", "train_func": lambda: "test train function","job_kind": constants.PYTORCHJOB_KIND }, ValueError ),
+        ("invalid pod template spec parameters", {"name": "test job", "train_func": lambda: "test train function","job_kind": constants.MXJOB_KIND }, KeyError ),
+        ("paddle job can't be created using function", {"name": "test job", "train_func": lambda: "test train function","job_kind": constants.PADDLEJOB_KIND }, ValueError ),
+        ("invalid job object", {"job": DummyJobClass(constants.TFJOB_KIND)}, ValueError),
+        ("create_namespaced_custom_object timeout error", {"job":create_job(), "namespace": "timeout" },TimeoutError),
+        ("create_namespaced_custom_object runtime error", {"job":create_job(), "namespace": "runtime" },RuntimeError),
+
+    ])
+    def test_create_job(self,test_name, kwargs, expected_output ):
+        """
+        test create_job function of training client
+        """
+        print("Executing test:", test_name)
+        try:
+            self.training_client.create_job(**kwargs)
+        except Exception as e:
+            self.assertEqual(type(e),expected_output)
+        print("test executon complete")
+
+
+if __name__ == '__main__':
+    unittest.main()