Add Flemish calibration remediation candidates

tests/test_provision_belgium_building_training_portfolio.py

@@ -0,0 +1,21 @@
+from scripts.provision_belgium_building_training_portfolio import AOIS
+
+
+V63_CANDIDATES = {
+    "aarschot-mixed-cal-candidate-v63",
+    "beveren-ribbon-cal-candidate-v63",
+    "oostkamp-suburban-cal-candidate-v63",
+}
+
+
+def test_portfolio_slugs_are_unique() -> None:
+    slugs = [aoi.slug for aoi in AOIS]
+    assert len(slugs) == len(set(slugs))
+
+
+def test_v63_calibration_candidates_are_flemish_train_role_inputs() -> None:
+    candidates = {aoi.slug: aoi for aoi in AOIS if aoi.slug in V63_CANDIDATES}
+    assert set(candidates) == V63_CANDIDATES
+    assert all(aoi.region == "flanders" for aoi in candidates.values())
+    assert all(aoi.split == "train" for aoi in candidates.values())
+    assert all(aoi.sample_role == "positive" for aoi in candidates.values())