Track D: BYOD GnuCash demo example + smoke test

examples/trackd_byod_gnucash_demo/README.md

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+# Track D — BYOD GnuCash Demo (core_gl)
+
+This is a small runnable example project for the Track D BYOD pipeline using the
+`gnucash_gl` adapter.
+
+## Run
+
+```bash
+pystatsv1 trackd byod normalize --project .
+```
+
+Outputs are written under `normalized/`.

examples/trackd_byod_gnucash_demo/config.toml

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+# Track D BYOD project config
+[trackd]
+profile = "core_gl"
+tables_dir = "tables"
+adapter = "gnucash_gl"

examples/trackd_byod_gnucash_demo/tables/chart_of_accounts.csv

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+account_id,account_name,account_type,normal_side

examples/trackd_byod_gnucash_demo/tables/gl_journal.csv

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+Date,Transaction ID,Number,Description,Full Account Name,Account Name,Amount (Num.)
+2026-01-01,TXN-0001,,Owner investment,Assets:Current Assets:Checking,Checking,5000.00
+2026-01-01,TXN-0001,,Owner investment,Equity:Owner Capital,Owner Capital,5000.00
+2026-01-02,TXN-0002,,Buy shipping supplies,Expenses:Supplies,Supplies,120.00
+2026-01-02,TXN-0002,,Buy shipping supplies,Assets:Current Assets:Checking,Checking,-120.00
+2026-01-03,TXN-0003,,Online sale (order #1001),Assets:Current Assets:Checking,Checking,250.00
+2026-01-03,TXN-0003,,Online sale (order #1001),Income:Sales,Sales,250.00
+2026-01-04,TXN-0004,,Rent payment,Expenses:Rent,Rent,800.00
+2026-01-04,TXN-0004,,Rent payment,Assets:Current Assets:Checking,Checking,-800.00
+2026-01-05,TXN-0005,,Online sale (order #1002),Assets:Current Assets:Checking,Checking,300.00
+2026-01-05,TXN-0005,,Online sale (order #1002),Income:Sales,Sales,300.00
+2026-01-05,TXN-0006,,Ship order #1001,Expenses:Shipping,Shipping,20.00
+2026-01-05,TXN-0006,,Ship order #1001,Assets:Current Assets:Checking,Checking,-20.00
+2026-01-06,TXN-0007,,Instagram ads,Expenses:Advertising,Advertising,50.00
+2026-01-06,TXN-0007,,Instagram ads,Assets:Current Assets:Checking,Checking,-50.00
+2026-01-07,TXN-0008,,Online sale (order #1003),Assets:Current Assets:Checking,Checking,180.00
+2026-01-07,TXN-0008,,Online sale (order #1003),Income:Sales,Sales,180.00
+2026-01-09,TXN-0009,,Online sale (order #1004) + sales tax,Assets:Current Assets:Checking,Checking,105.00
+2026-01-09,TXN-0009,,Online sale (order #1004) + sales tax,Income:Sales,Sales,100.00
+2026-01-09,TXN-0009,,Online sale (order #1004) + sales tax,Liabilities:Sales Tax Payable,Sales Tax Payable,5.00
+2026-01-10,TXN-0010,,Buy label printer (card),Assets:Equipment,Equipment,600.00
+2026-01-10,TXN-0010,,Buy label printer (card),Liabilities:Credit Card,Credit Card,600.00

tests/test_trackd_byod_gnucash_demo_example_smoke.py

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+from __future__ import annotations
+
+import csv
+import shutil
+from pathlib import Path
+
+from pystatsv1.cli import main
+
+
+def test_trackd_byod_gnucash_demo_example_smoke(tmp_path: Path) -> None:
+    repo_root = Path(__file__).resolve().parents[1]
+    src = repo_root / "examples" / "trackd_byod_gnucash_demo"
+    assert src.exists(), "examples/trackd_byod_gnucash_demo is missing"
+
+    proj = tmp_path / "trackd_byod_gnucash_demo"
+    shutil.copytree(src, proj)
+
+    rc = main(["trackd", "byod", "normalize", "--project", str(proj)])
+    assert rc == 0
+
+    normalized = proj / "normalized"
+    gl_path = normalized / "gl_journal.csv"
+    coa_path = normalized / "chart_of_accounts.csv"
+    assert gl_path.exists()
+    assert coa_path.exists()
+
+    with gl_path.open("r", encoding="utf-8", newline="") as f:
+        reader = csv.DictReader(f)
+        assert reader.fieldnames is not None
+        for col in ("txn_id", "date", "doc_id", "description", "account_id", "debit", "credit"):
+            assert col in reader.fieldnames
+        rows = list(reader)
+
+    assert rows, "expected normalized gl_journal rows"
+
+    # Spot-check a known account and a known credit-normal split.
+    assert any(r["account_id"] == "Assets:Current Assets:Checking" for r in rows)
+    assert any(
+        r["account_id"] == "Equity:Owner Capital" and r["credit"] == "5000.00" for r in rows
+    )
+
+    with coa_path.open("r", encoding="utf-8", newline="") as f:
+        reader = csv.DictReader(f)
+        assert reader.fieldnames is not None
+        for col in ("account_id", "account_name", "account_type", "normal_side"):
+            assert col in reader.fieldnames
+        coa_rows = list(reader)
+
+    ids = {r["account_id"] for r in coa_rows}
+    assert "Assets:Current Assets:Checking" in ids
+    assert "Equity:Owner Capital" in ids