From dc3a73ea3a85091e31760b1da816f27c41c0332e Mon Sep 17 00:00:00 2001
From: Mika <kontakt@donau2space.de>
Date: Fri, 3 Apr 2026 10:57:04 +0000
Subject: [PATCH] Add artifact.preflight_checker/tests/test_core.py

---
 artifact.preflight_checker/tests/test_core.py | 69 +++++++++++++++++++
 1 file changed, 69 insertions(+)
 create mode 100644 artifact.preflight_checker/tests/test_core.py

diff --git a/artifact.preflight_checker/tests/test_core.py b/artifact.preflight_checker/tests/test_core.py
new file mode 100644
index 0000000..af691df
--- /dev/null
+++ b/artifact.preflight_checker/tests/test_core.py
@@ -0,0 +1,69 @@
+import pytest
+import types
+
+import sys
+from pathlib import Path
+
+# Ensure module import
+import importlib
+
+# Try importing the package core
+spec = importlib.util.find_spec('artifact_preflight_checker.core')
+if spec is None:
+    pytest.skip('artifact_preflight_checker.core module not available', allow_module_level=True)
+core = importlib.import_module('artifact_preflight_checker.core')
+
+run_preflight_check = getattr(core, 'run_preflight_check', None)
+
+@pytest.fixture
+def sample_runs_valid():
+    return [
+        {"run_id": 1, "near_expiry_unpinned": 0.1},
+        {"run_id": 2, "near_expiry_unpinned": 0.15},
+        {"run_id": 3, "near_expiry_unpinned": 0.2}
+    ]
+
+
+@pytest.fixture
+def sample_runs_invalid():
+    return [
+        {"run_id": 1, "near_expiry_unpinned": 0.5},
+        {"run_id": 2, "near_expiry_unpinned": 0.7},
+    ]
+
+
+def test_run_preflight_check_nominal(sample_runs_valid):
+    result = run_preflight_check(sample_runs_valid)
+    assert isinstance(result, dict)
+    assert set(result.keys()) == {"freeze_ok", "freeze_target", "freeze_tol"}
+    assert isinstance(result["freeze_target"], float)
+    assert isinstance(result["freeze_tol"], float)
+    assert isinstance(result["freeze_ok"], bool)
+
+
+def test_run_preflight_check_within_tolerance(sample_runs_valid):
+    result = run_preflight_check(sample_runs_valid)
+    assert result["freeze_ok"] is True, "Expected freeze_ok True for values within tolerance"
+
+
+def test_run_preflight_check_outside_tolerance(sample_runs_invalid):
+    result = run_preflight_check(sample_runs_invalid)
+    assert result["freeze_ok"] is False, "Expected freeze_ok False for values outside tolerance"
+
+
+def test_run_preflight_check_empty_list():
+    with pytest.raises((ValueError, AssertionError, TypeError)):
+        run_preflight_check([])
+
+
+def test_run_preflight_check_missing_field():
+    bad_data = [{"id": 1, "temp": 0.2}]
+    with pytest.raises((KeyError, ValueError, AssertionError)):
+        run_preflight_check(bad_data)
+
+
+def test_run_preflight_check_type_validation(sample_runs_valid):
+    # Alter type of field
+    runs = [{**r, "near_expiry_unpinned": str(r["near_expiry_unpinned"])} for r in sample_runs_valid]
+    with pytest.raises((TypeError, AssertionError, ValueError)):
+        run_preflight_check(runs)