T14: penanda vote basi (last_vote dari rasio bobot/stake, filter ?stale=1, VEX_STALE_DAYS)

test_get_voters.py

@@ -7,6 +7,7 @@ Dalam setiap contoh, 'last_vote_weight' berisi 17 desimal (bobot teliti).
 import os
 import sqlite3
 import tempfile
+from datetime import datetime
 
 import requests
 
@@ -98,6 +99,24 @@ def main():
     check('staked ÷10000', by['aaa1']['staked'] == 1200.0)
     check('staked batas ≥1000 ÷10000', by['ccc3']['staked'] == 1000.0)
 
+    # V13: last_vote diturunkan di normalize dari rasio bobot/stake
+    check('V13 last_vote ikut dinormalisasi', 'last_vote' in by['aaa1'])
+    check('V13 bobot/stake rasio kecil → sebelum 2000',
+          by['ccc3']['last_vote'] is not None
+          and by['ccc3']['last_vote'] < '2000-01-01')
+
+    # V13: formula — staked_raw × 2^26 → ~2026-01-01 (±2 hari, toleransi 365.25 hari/tahun)
+    lv = gv.derive_last_vote(f'{12000000 * 2 ** 26}.00000000000000000', 1200.0)
+    lv_dt = datetime.fromisoformat(lv) if lv else None
+    check('V13 formula 2^26 → ~2026-01-01',
+          lv_dt is not None and abs((lv_dt - datetime(2026, 1, 1)).days) <= 2)
+    check('V13 rasio 1.0 → epoch 2000',
+          gv.derive_last_vote('12000000.00000000000000000', 1200.0) == '2000-01-01T00:00:00')
+    check('V13 bobot nol → None', gv.derive_last_vote('0', 1200.0) is None)
+    check('V13 bobot kosong → None', gv.derive_last_vote('', 1200.0) is None)
+    check('V13 bobot tak valid → None', gv.derive_last_vote('abc', 1200.0) is None)
+    check('V13 stake nol → None', gv.derive_last_vote('1.0', 0.0) is None)
+
     # V9: staked < 1000 VEX → dibuang; tepat 1000 → disimpan
     check('V9 di bawah 1000 dibuang',
           gv.normalize({'owner': 'low9', 'producers': [gv.TARGET_BP],
@@ -141,6 +160,7 @@ def main():
     stamps = set(r[3] for r in rows)
     check('V7 semua baris cap waktu scan ini', len(stamps) == 1)
     check('V7 owner PRIMARY KEY', 'owner' in cols and pk == ['owner'])
+    check('V7 kolom last_vote ada', 'last_vote' in cols)
 
     print('\nSEMUA UJI PASS')