|
| 1 | +import pytest |
| 2 | +from unittest.mock import AsyncMock, MagicMock, patch |
| 3 | +from collections import defaultdict |
| 4 | + |
| 5 | +from robusta_krr.core.integrations.kubernetes import KubernetesLoader |
| 6 | +from robusta_krr.core.models.config import Config |
| 7 | +from robusta_krr.api.models import K8sObjectData |
| 8 | + |
| 9 | + |
| 10 | +@pytest.fixture |
| 11 | +def mock_config(): |
| 12 | + """Mock config with job grouping settings""" |
| 13 | + config = MagicMock(spec=Config) |
| 14 | + config.job_grouping_labels = ["app", "team"] |
| 15 | + config.job_grouping_limit = 3 # Small limit for testing |
| 16 | + return config |
| 17 | + |
| 18 | + |
| 19 | +@pytest.fixture |
| 20 | +def mock_kubernetes_loader(mock_config): |
| 21 | + """Create a KubernetesLoader instance with mocked dependencies""" |
| 22 | + with patch("robusta_krr.core.integrations.kubernetes.settings", mock_config): |
| 23 | + loader = KubernetesLoader() |
| 24 | + loader.batch = MagicMock() |
| 25 | + loader.core = MagicMock() |
| 26 | + loader.executor = MagicMock() |
| 27 | + return loader |
| 28 | + |
| 29 | + |
| 30 | +def create_mock_job(name: str, namespace: str, labels: dict): |
| 31 | + """Create a mock V1Job object""" |
| 32 | + job = MagicMock() |
| 33 | + job.metadata.name = name |
| 34 | + job.metadata.namespace = namespace |
| 35 | + job.metadata.labels = labels |
| 36 | + job.metadata.owner_references = [] |
| 37 | + job.spec.template.spec.containers = [MagicMock()] |
| 38 | + return job |
| 39 | + |
| 40 | + |
| 41 | +@pytest.mark.asyncio |
| 42 | +async def test_list_all_groupedjobs_with_limit(mock_kubernetes_loader, mock_config): |
| 43 | + """Test that _list_all_groupedjobs respects the job_grouping_limit""" |
| 44 | + |
| 45 | + # Create mock jobs - more than the limit (3) |
| 46 | + mock_jobs = [ |
| 47 | + create_mock_job("job-1", "default", {"app": "frontend"}), |
| 48 | + create_mock_job("job-2", "default", {"app": "frontend"}), |
| 49 | + create_mock_job("job-3", "default", {"app": "frontend"}), |
| 50 | + create_mock_job("job-4", "default", {"app": "frontend"}), # This should be excluded |
| 51 | + create_mock_job("job-5", "default", {"app": "frontend"}), # This should be excluded |
| 52 | + create_mock_job("job-6", "default", {"app": "backend"}), |
| 53 | + create_mock_job("job-7", "default", {"app": "backend"}), |
| 54 | + create_mock_job("job-8", "default", {"app": "backend"}), |
| 55 | + create_mock_job("job-9", "default", {"app": "backend"}), # This should be excluded |
| 56 | + ] |
| 57 | + |
| 58 | + # Mock the _list_namespaced_or_global_objects method |
| 59 | + mock_kubernetes_loader._list_namespaced_or_global_objects = AsyncMock(return_value=mock_jobs) |
| 60 | + |
| 61 | + # Mock the __build_scannable_object method |
| 62 | + def mock_build_scannable_object(item, container, kind): |
| 63 | + obj = MagicMock() |
| 64 | + obj._api_resource = MagicMock() |
| 65 | + return obj |
| 66 | + |
| 67 | + mock_kubernetes_loader._KubernetesLoader__build_scannable_object = mock_build_scannable_object |
| 68 | + |
| 69 | + # Call the method |
| 70 | + result = await mock_kubernetes_loader._list_all_groupedjobs() |
| 71 | + |
| 72 | + # Verify we got 2 groups (frontend and backend) |
| 73 | + assert len(result) == 2 |
| 74 | + |
| 75 | + # Find the frontend group |
| 76 | + frontend_group = next((g for g in result if g.name == "app=frontend"), None) |
| 77 | + assert frontend_group is not None |
| 78 | + assert frontend_group.namespace == "default" |
| 79 | + |
| 80 | + # Verify the frontend group is limited to 3 jobs (the limit) |
| 81 | + assert len(frontend_group._api_resource._grouped_jobs) == 3 |
| 82 | + assert frontend_group._api_resource._grouped_jobs[0].metadata.name == "job-1" |
| 83 | + assert frontend_group._api_resource._grouped_jobs[1].metadata.name == "job-2" |
| 84 | + assert frontend_group._api_resource._grouped_jobs[2].metadata.name == "job-3" |
| 85 | + |
| 86 | + # Find the backend group |
| 87 | + backend_group = next((g for g in result if g.name == "app=backend"), None) |
| 88 | + assert backend_group is not None |
| 89 | + assert backend_group.namespace == "default" |
| 90 | + |
| 91 | + # Verify the backend group is also limited to 3 jobs |
| 92 | + assert len(backend_group._api_resource._grouped_jobs) == 3 |
| 93 | + assert backend_group._api_resource._grouped_jobs[0].metadata.name == "job-6" |
| 94 | + assert backend_group._api_resource._grouped_jobs[1].metadata.name == "job-7" |
| 95 | + assert backend_group._api_resource._grouped_jobs[2].metadata.name == "job-8" |
| 96 | + |
| 97 | + |
| 98 | +@pytest.mark.asyncio |
| 99 | +async def test_list_all_groupedjobs_with_different_namespaces(mock_kubernetes_loader, mock_config): |
| 100 | + """Test that GroupedJob objects are created separately for different namespaces""" |
| 101 | + |
| 102 | + # Create mock jobs in different namespaces |
| 103 | + mock_jobs = [ |
| 104 | + create_mock_job("job-1", "namespace-1", {"app": "frontend"}), |
| 105 | + create_mock_job("job-2", "namespace-1", {"app": "frontend"}), |
| 106 | + create_mock_job("job-3", "namespace-2", {"app": "frontend"}), |
| 107 | + create_mock_job("job-4", "namespace-2", {"app": "frontend"}), |
| 108 | + ] |
| 109 | + |
| 110 | + mock_kubernetes_loader._list_namespaced_or_global_objects = AsyncMock(return_value=mock_jobs) |
| 111 | + |
| 112 | + def mock_build_scannable_object(item, container, kind): |
| 113 | + obj = MagicMock() |
| 114 | + obj._api_resource = MagicMock() |
| 115 | + return obj |
| 116 | + |
| 117 | + mock_kubernetes_loader._KubernetesLoader__build_scannable_object = mock_build_scannable_object |
| 118 | + |
| 119 | + # Call the method |
| 120 | + result = await mock_kubernetes_loader._list_all_groupedjobs() |
| 121 | + |
| 122 | + # Verify we got 2 groups (one per namespace) |
| 123 | + assert len(result) == 2 |
| 124 | + |
| 125 | + # Check namespace-1 group |
| 126 | + ns1_group = next((g for g in result if g.namespace == "namespace-1"), None) |
| 127 | + assert ns1_group is not None |
| 128 | + assert ns1_group.name == "app=frontend" |
| 129 | + assert len(ns1_group._api_resource._grouped_jobs) == 2 |
| 130 | + |
| 131 | + # Check namespace-2 group |
| 132 | + ns2_group = next((g for g in result if g.namespace == "namespace-2"), None) |
| 133 | + assert ns2_group is not None |
| 134 | + assert ns2_group.name == "app=frontend" |
| 135 | + assert len(ns2_group._api_resource._grouped_jobs) == 2 |
| 136 | + |
| 137 | + |
| 138 | +@pytest.mark.asyncio |
| 139 | +async def test_list_all_groupedjobs_with_cronjob_owner_reference(mock_kubernetes_loader, mock_config): |
| 140 | + """Test that jobs with CronJob owner references are excluded""" |
| 141 | + |
| 142 | + # Create mock jobs - one with CronJob owner, one without |
| 143 | + mock_jobs = [ |
| 144 | + create_mock_job("job-1", "default", {"app": "frontend"}), |
| 145 | + create_mock_job("job-2", "default", {"app": "frontend"}), |
| 146 | + ] |
| 147 | + |
| 148 | + # Add CronJob owner reference to the second job |
| 149 | + mock_jobs[1].metadata.owner_references = [MagicMock(kind="CronJob")] |
| 150 | + |
| 151 | + mock_kubernetes_loader._list_namespaced_or_global_objects = AsyncMock(return_value=mock_jobs) |
| 152 | + |
| 153 | + def mock_build_scannable_object(item, container, kind): |
| 154 | + obj = MagicMock() |
| 155 | + obj._api_resource = MagicMock() |
| 156 | + return obj |
| 157 | + |
| 158 | + mock_kubernetes_loader._KubernetesLoader__build_scannable_object = mock_build_scannable_object |
| 159 | + |
| 160 | + # Call the method |
| 161 | + result = await mock_kubernetes_loader._list_all_groupedjobs() |
| 162 | + |
| 163 | + # Verify we got 1 group with only 1 job (the one without CronJob owner) |
| 164 | + assert len(result) == 1 |
| 165 | + group = result[0] |
| 166 | + assert group.name == "app=frontend" |
| 167 | + assert len(group._api_resource._grouped_jobs) == 1 |
| 168 | + assert group._api_resource._grouped_jobs[0].metadata.name == "job-1" |
| 169 | + |
| 170 | + |
| 171 | +@pytest.mark.asyncio |
| 172 | +async def test_list_all_groupedjobs_no_grouping_labels(mock_kubernetes_loader): |
| 173 | + """Test that no GroupedJob objects are created when no grouping labels are configured""" |
| 174 | + |
| 175 | + # Mock config with no grouping labels |
| 176 | + mock_config_no_labels = MagicMock(spec=Config) |
| 177 | + mock_config_no_labels.job_grouping_labels = None |
| 178 | + |
| 179 | + with patch("robusta_krr.core.integrations.kubernetes.settings", mock_config_no_labels): |
| 180 | + result = await mock_kubernetes_loader._list_all_groupedjobs() |
| 181 | + assert len(result) == 0 |
| 182 | + |
| 183 | + |
| 184 | +@pytest.mark.asyncio |
| 185 | +async def test_list_all_groupedjobs_multiple_labels(mock_kubernetes_loader, mock_config): |
| 186 | + """Test that jobs with different grouping labels create separate groups""" |
| 187 | + |
| 188 | + # Create mock jobs with different labels |
| 189 | + mock_jobs = [ |
| 190 | + create_mock_job("job-1", "default", {"app": "frontend"}), |
| 191 | + create_mock_job("job-2", "default", {"team": "backend"}), |
| 192 | + create_mock_job("job-3", "default", {"app": "api"}), |
| 193 | + ] |
| 194 | + |
| 195 | + mock_kubernetes_loader._list_namespaced_or_global_objects = AsyncMock(return_value=mock_jobs) |
| 196 | + |
| 197 | + def mock_build_scannable_object(item, container, kind): |
| 198 | + obj = MagicMock() |
| 199 | + obj._api_resource = MagicMock() |
| 200 | + return obj |
| 201 | + |
| 202 | + mock_kubernetes_loader._KubernetesLoader__build_scannable_object = mock_build_scannable_object |
| 203 | + |
| 204 | + # Call the method |
| 205 | + result = await mock_kubernetes_loader._list_all_groupedjobs() |
| 206 | + |
| 207 | + # Verify we got 3 groups (one for each label+value combination) |
| 208 | + assert len(result) == 3 |
| 209 | + |
| 210 | + group_names = {g.name for g in result} |
| 211 | + assert "app=frontend" in group_names |
| 212 | + assert "team=backend" in group_names |
| 213 | + assert "app=api" in group_names |
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