Ajoute le total de minifigs aux statistiques

tests/test_minifig_stats.py

@@ -0,0 +1,56 @@
+"""Tests des statistiques liées aux minifigs."""
+
+from lib.rebrickable.minifig_stats import (
+    MINIFIG_TOTAL_LABEL,
+    TOTAL_PARTS_LABEL,
+    compute_filtered_minifig_total,
+    merge_minifig_stat,
+)
+
+
+def test_compute_filtered_minifig_total_counts_latest_inventory(tmp_path) -> None:
+    """Additionne les minifigs en utilisant la dernière version d'inventaire."""
+    inventories_path = tmp_path / "inventories.csv"
+    inventories_path.write_text(
+        "id,version,set_num\n"
+        "1,1,123-1\n"
+        "2,2,123-1\n"
+        "3,1,124-1\n"
+    )
+    inventory_minifigs_path = tmp_path / "inventory_minifigs.csv"
+    inventory_minifigs_path.write_text(
+        "inventory_id,fig_num,quantity\n"
+        "1,fig-01,1\n"
+        "2,fig-02,3\n"
+        "3,fig-03,2\n"
+    )
+    filtered_sets = [{"set_num": "123-1"}, {"set_num": "124-1"}]
+
+    total = compute_filtered_minifig_total(filtered_sets, inventories_path, inventory_minifigs_path)
+
+    assert total == 5
+
+
+def test_merge_minifig_stat_inserts_after_total_parts_and_replaces_existing() -> None:
+    """Insère l'entrée minifigs après le total de pièces et remplace l'ancienne valeur."""
+    base_stats = [
+        ("A", "1"),
+        (TOTAL_PARTS_LABEL, "10"),
+        ("B", "2"),
+    ]
+
+    with_minifigs = merge_minifig_stat(base_stats, 7)
+    refreshed = merge_minifig_stat(with_minifigs, 8)
+
+    assert with_minifigs == [
+        ("A", "1"),
+        (TOTAL_PARTS_LABEL, "10"),
+        (MINIFIG_TOTAL_LABEL, "7"),
+        ("B", "2"),
+    ]
+    assert refreshed == [
+        ("A", "1"),
+        (TOTAL_PARTS_LABEL, "10"),
+        (MINIFIG_TOTAL_LABEL, "8"),
+        ("B", "2"),
+    ]