Add artifact.1/tests/test_core.py

artifact.1/tests/test_core.py

@@ -0,0 +1,39 @@
+import pytest
+from artifact_1 import core
+
+class TestAnalyzeRuns:
+    def test_analyze_runs_nominal(self):
+        run_data_list = [
+            {
+                'run_id': 'run_15',
+                'healing_rate': 0.9,
+                'overhead_ms': 120.0,
+                'warn_rate': 0.05,
+                'unknown_rate': 0.01
+            },
+            {
+                'run_id': 'run_16',
+                'healing_rate': 0.95,
+                'overhead_ms': 150.0,
+                'warn_rate': 0.03,
+                'unknown_rate': 0.0
+            }
+        ]
+        result = core.analyze_runs(run_data_list)
+        assert result.total_runs == 2
+        assert pytest.approx(result.avg_healing_rate, 0.05) == 0.925
+        assert result.peak_overhead == 150.0
+        assert pytest.approx(result.overall_warn_rate, 0.01) == 0.04
+
+    def test_analyze_runs_empty_input(self):
+        with pytest.raises(ValueError):
+            core.analyze_runs([])
+
+    def test_analyze_runs_invalid_input_type(self):
+        with pytest.raises(TypeError):
+            core.analyze_runs('not_a_list')
+
+    def test_analyze_runs_missing_fields(self):
+        bad_data = [{'run_id': 'run_x', 'healing_rate': 0.9}]
+        with pytest.raises((KeyError, ValueError, TypeError)):
+            core.analyze_runs(bad_data)