feat(gcp): add Cloud Storage lifecycle management check, metadata and tests

tests/providers/gcp/services/cloudstorage/cloudstorage_bucket_lifecycle_management_enabled/cloudstorage_bucket_lifecycle_management_enabled_test.py

@@ -0,0 +1,173 @@
+from unittest import mock
+
+from tests.providers.gcp.gcp_fixtures import (
+    GCP_PROJECT_ID,
+    GCP_US_CENTER1_LOCATION,
+    set_mocked_gcp_provider,
+)
+
+
+class TestCloudStorageBucketLifecycleManagementEnabled:
+    def test_bucket_without_lifecycle_rules(self):
+        cloudstorage_client = mock.MagicMock()
+
+        with (
+            mock.patch(
+                "prowler.providers.common.provider.Provider.get_global_provider",
+                return_value=set_mocked_gcp_provider(),
+            ),
+            mock.patch(
+                "prowler.providers.gcp.services.cloudstorage.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_client",
+                new=cloudstorage_client,
+            ),
+        ):
+            from prowler.providers.gcp.services.cloudstorage.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_bucket_lifecycle_management_enabled import (
+                cloudstorage_bucket_lifecycle_management_enabled,
+            )
+            from prowler.providers.gcp.services.cloudstorage.cloudstorage_service import (
+                Bucket,
+            )
+
+            cloudstorage_client.project_ids = [GCP_PROJECT_ID]
+            cloudstorage_client.region = GCP_US_CENTER1_LOCATION
+
+            # Bucket sin lifecycle rules
+            cloudstorage_client.buckets = [
+                Bucket(
+                    name="no-lifecycle",
+                    id="no-lifecycle",
+                    region=GCP_US_CENTER1_LOCATION,
+                    uniform_bucket_level_access=True,
+                    public=False,
+                    retention_policy=None,
+                    project_id=GCP_PROJECT_ID,
+                    lifecycle_rules=[],  # sin reglas
+                )
+            ]
+
+            check = cloudstorage_bucket_lifecycle_management_enabled()
+            result = check.execute()
+
+            assert len(result) == 1
+            assert result[0].status == "FAIL"
+            assert (
+                result[0].status_extended
+                == f"Bucket {cloudstorage_client.buckets[0].name} does not have lifecycle management enabled."
+            )
+            assert result[0].resource_id == "no-lifecycle"
+            assert result[0].resource_name == "no-lifecycle"
+            assert result[0].location == GCP_US_CENTER1_LOCATION
+            assert result[0].project_id == GCP_PROJECT_ID
+
+    def test_bucket_with_minimal_delete_rule(self):
+        cloudstorage_client = mock.MagicMock()
+
+        with (
+            mock.patch(
+                "prowler.providers.common.provider.Provider.get_global_provider",
+                return_value=set_mocked_gcp_provider(),
+            ),
+            mock.patch(
+                "prowler.providers.gcp.services.cloudstorage.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_client",
+                new=cloudstorage_client,
+            ),
+        ):
+            from prowler.providers.gcp.services.cloudstorage.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_bucket_lifecycle_management_enabled import (
+                cloudstorage_bucket_lifecycle_management_enabled,
+            )
+            from prowler.providers.gcp.services.cloudstorage.cloudstorage_service import (
+                Bucket,
+            )
+
+            cloudstorage_client.project_ids = [GCP_PROJECT_ID]
+            cloudstorage_client.region = GCP_US_CENTER1_LOCATION
+
+            # Regla mínima: Delete after 30 days
+            cloudstorage_client.buckets = [
+                Bucket(
+                    name="delete-rule",
+                    id="delete-rule",
+                    region=GCP_US_CENTER1_LOCATION,
+                    uniform_bucket_level_access=True,
+                    public=False,
+                    retention_policy=None,
+                    project_id=GCP_PROJECT_ID,
+                    lifecycle_rules=[
+                        {"action": {"type": "Delete"}, "condition": {"age": 30}}
+                    ],
+                )
+            ]
+
+            check = cloudstorage_bucket_lifecycle_management_enabled()
+            result = check.execute()
+
+            assert len(result) == 1
+            assert result[0].status == "PASS"
+            assert (
+                result[0].status_extended
+                == f"Bucket {cloudstorage_client.buckets[0].name} has lifecycle management enabled with 1 valid rule(s)."
+            )
+            assert result[0].resource_id == "delete-rule"
+            assert result[0].resource_name == "delete-rule"
+            assert result[0].location == GCP_US_CENTER1_LOCATION
+            assert result[0].project_id == GCP_PROJECT_ID
+
+    def test_bucket_with_transition_and_delete_rules(self):
+        cloudstorage_client = mock.MagicMock()
+
+        with (
+            mock.patch(
+                "prowler.providers.common.provider.Provider.get_global_provider",
+                return_value=set_mocked_gcp_provider(),
+            ),
+            mock.patch(
+                "prowler.providers.gcp.services.cloudstorage.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_client",
+                new=cloudstorage_client,
+            ),
+        ):
+            from prowler.providers.gcp.services.cloudstorage.cloudstorage_bucket_lifecycle_management_enabled.cloudstorage_bucket_lifecycle_management_enabled import (
+                cloudstorage_bucket_lifecycle_management_enabled,
+            )
+            from prowler.providers.gcp.services.cloudstorage.cloudstorage_service import (
+                Bucket,
+            )
+
+            cloudstorage_client.project_ids = [GCP_PROJECT_ID]
+            cloudstorage_client.region = GCP_US_CENTER1_LOCATION
+
+            # Dos reglas: transición (SetStorageClass) + borrado (Delete)
+            cloudstorage_client.buckets = [
+                Bucket(
+                    name="transition-delete",
+                    id="transition-delete",
+                    region=GCP_US_CENTER1_LOCATION,
+                    uniform_bucket_level_access=True,
+                    public=False,
+                    retention_policy=None,
+                    project_id=GCP_PROJECT_ID,
+                    lifecycle_rules=[
+                        {
+                            "action": {
+                                "type": "SetStorageClass",
+                                "storageClass": "NEARLINE",
+                            },
+                            "condition": {"matchesStorageClass": ["STANDARD"]},
+                        },
+                        {"action": {"type": "Delete"}, "condition": {"age": 365}},
+                    ],
+                )
+            ]
+
+            check = cloudstorage_bucket_lifecycle_management_enabled()
+            result = check.execute()
+
+            assert len(result) == 1
+            assert result[0].status == "PASS"
+            assert (
+                result[0].status_extended
+                == f"Bucket {cloudstorage_client.buckets[0].name} has lifecycle management enabled with 2 valid rule(s)."
+            )
+            assert result[0].resource_id == "transition-delete"
+            assert result[0].resource_name == "transition-delete"
+            assert result[0].location == GCP_US_CENTER1_LOCATION
+            assert result[0].project_id == GCP_PROJECT_ID