Benjamin-eecs's picture
release v1: 65 held-out tasks, 78 bootstrap records, r2e_local adapter, manifest ae94c40b (part 2)
559318d verified
Raw History Blame Contribute Delete
5.93 kB
#!/bin/bash
set -uxo pipefail
SCRIPT_DIR="$(cd "$(dirname "$0")" && pwd)"
cd /workspace
git config --global --add safe.directory /workspace
mkdir -p /logs/verifier
git checkout 220edcfd7a16552acbd604fe5892051e73fb30cb -- tests/test_gains.py tests/test_helpers.py || true
git apply --verbose --reject - <<'EOF_R2E_TEST_PATCH'
diff --git a/tests/test_gains.py b/tests/test_gains.py
index 0685a83..61db084 100644
--- a/tests/test_gains.py
+++ b/tests/test_gains.py
@@ -238,6 +238,89 @@ class TestGainsClass:
# total equals the paid stamp exactly.
assert total_stamp == Decimal("1.25")
+ def test_failed_sip_payment_not_received_nets_to_zero(self):
+ """A failed SIP (``Payment not received``) reverses both the
+ units and the stamp duty on the same date. Modelled on a real
+ CAMS DETAILED statement::
+
+ SIP Purchase - Instalment 1/7 2,999.85 1.365 2,198.255
+ *** Stamp Duty *** 0.15
+ SIP Purchase151/Payment not received (2,999.85) (1.365) 2,198.255
+ *** Stamp Duty *** (0.15)
+
+ Two guarantees:
+
+ - The reversal is classified ``REVERSAL`` (not ``REDEMPTION``),
+ so net ``purchase_units`` for the date is 0 → no buy, no sell,
+ and therefore **no phantom redemption** in the gains report.
+ - The matching ``(0.15)`` stamp reversal nets the date's stamp
+ duty to exactly 0, so **no stamp is ever claimed** for a
+ purchase that never settled (a failed payment is not a §48
+ transfer).
+ """
+ fund = Fund("Failed-SIP Fund", "FS", "INF000FS0001", "EQUITY")
+ dt = date(2025, 9, 26)
+ transactions = [
+ TransactionData(
+ date=dt,
+ description="SIP Purchase - Instalment 1/7 - via myCAMS Online",
+ amount=Decimal("2999.85"),
+ units=Decimal("1.365"),
+ nav=Decimal("2198.255"),
+ balance=Decimal("3.843"),
+ type=TransactionType.PURCHASE_SIP,
+ dividend_rate=None,
+ ),
+ TransactionData(
+ date=dt,
+ description="*** Stamp Duty ***",
+ amount=Decimal("0.15"),
+ units=None,
+ nav=None,
+ balance=None,
+ type=TransactionType.STAMP_DUTY_TAX,
+ dividend_rate=None,
+ ),
+ TransactionData(
+ date=dt,
+ description=(
+ "SIP Purchase151/Payment not received from investor "
+ "Banker Physical - Instalment No 1"
+ ),
+ amount=Decimal("-2999.85"),
+ units=Decimal("-1.365"),
+ nav=Decimal("2198.255"),
+ balance=Decimal("2.478"),
+ type=TransactionType.REVERSAL,
+ dividend_rate=None,
+ ),
+ TransactionData(
+ date=dt,
+ description="*** Stamp Duty ***",
+ amount=Decimal("-0.15"),
+ units=None,
+ nav=None,
+ balance=None,
+ type=TransactionType.STAMP_DUTY_TAX,
+ dividend_rate=None,
+ ),
+ ]
+ fifo = FIFOUnits(fund, transactions)
+
+ # Units and stamp both net to zero for the date.
+ merged = fifo._merged_transactions[dt]
+ assert merged.purchase_units == Decimal("0.000")
+ assert merged.sale_units == Decimal("0")
+ assert merged.stamp_duty == Decimal("0.00")
+
+ # No phantom redemption, and nothing left in the FIFO queue.
+ assert fifo.gains == []
+ assert fifo.balance == Decimal("0")
+
+ # No stamp duty claimed anywhere.
+ total_stamp = sum((ge.stamp_duty for ge in fifo.gains), Decimal("0"))
+ assert total_stamp == Decimal("0")
+
def _ltcg_entry(fy, fund, purchase_date, sale_date, units="100.000"):
"""Build a minimal LTCG GainEntry (EQUITY, held > 1yr) for the
diff --git a/tests/test_helpers.py b/tests/test_helpers.py
index b0b51c8..d19bc66 100644
--- a/tests/test_helpers.py
+++ b/tests/test_helpers.py
@@ -53,6 +53,13 @@ class TestTransactionType:
"Purchase SIPCheque Dishonoured - Instalment No 108",
Decimal("-1"),
) == (TransactionType.REVERSAL, None)
+ # A failed-SIP "payment not received" row carries negative units
+ # but is a reversal of a provisional purchase, not a redemption.
+ assert get_transaction_type(
+ "SIP Purchase151/Payment not received from investor Banker "
+ "Physical - Instalment No 1",
+ Decimal("-1.365"),
+ ) == (TransactionType.REVERSAL, None)
def test_dividends(self):
assert get_transaction_type(
EOF_R2E_TEST_PATCH
R2E_APPLY_RC=$?
if [ "$R2E_APPLY_RC" -ne 0 ]; then
echo "0.000000" > /logs/verifier/reward.txt
printf '%s' '{"reward": 0.0, "resolved": false, "parse_status": "test_patch_apply_failed"}' > /logs/verifier/reward-details.json
echo "R2E: test_patch failed to apply (rc=$R2E_APPLY_RC) — failing closed" >&2
exit 0
fi
( python -m pytest -v tests/test_gains.py tests/test_helpers.py ) > /logs/verifier/test_output.log 2>&1
TEST_EXIT_CODE=$?
cat /logs/verifier/test_output.log
python3 "$SCRIPT_DIR/verifier.py" --log /logs/verifier/test_output.log --f2p "$SCRIPT_DIR/f2p.json" --p2p "$SCRIPT_DIR/p2p.json" --test-cmds 'python -m pytest -v tests/test_gains.py tests/test_helpers.py' --exit-code "$TEST_EXIT_CODE" --out-dir /logs/verifier || { [ "$TEST_EXIT_CODE" -eq 0 ] && echo "1.0" > /logs/verifier/reward.txt || echo "0.0" > /logs/verifier/reward.txt; }
git checkout 220edcfd7a16552acbd604fe5892051e73fb30cb -- tests/test_gains.py tests/test_helpers.py || true
exit 0