ci(docker): require the full integration suite

tests/unit/test_unittest_gate.py

@@ -0,0 +1,34 @@
+"""Unit tests for CI's unittest execution-count gate."""
+
+from __future__ import annotations
+
+import unittest
+
+from scripts.unittest_gate import assurance_errors
+
+
+class TestAssuranceErrors(unittest.TestCase):
+    def test_accepts_suite_that_meets_minimum_without_skips(self) -> None:
+        self.assertEqual(
+            [],
+            assurance_errors(
+                tests_run=22, skipped=0, minimum_executed=22, fail_on_skip=True
+            ),
+        )
+
+    def test_rejects_green_suite_below_execution_minimum(self) -> None:
+        errors = assurance_errors(
+            tests_run=22, skipped=18, minimum_executed=22, fail_on_skip=False
+        )
+        self.assertEqual(1, len(errors))
+        self.assertIn("executed 4", errors[0])
+
+    def test_rejects_any_skip_when_required(self) -> None:
+        errors = assurance_errors(
+            tests_run=23, skipped=1, minimum_executed=22, fail_on_skip=True
+        )
+        self.assertEqual(["1 test(s) skipped in a no-skip suite"], errors)
+
+
+if __name__ == "__main__":
+    unittest.main()