Files
MeterVault/tests/Core.Tests/GermanParsingTests.cs
T
schmidt.florian 5977c81002 M2: German CSV importer + reconciliation of all 4 fixtures
- German-dialect scalar parsers in Core (GermanNumber/Money/Date, ValueCell):
  decimal comma, thousands dot, unit suffixes, € currency, both date shapes.
- Declarative MappingProfile + RowClassifier (skip summary/blank/all-zero rows) +
  CsvImporter (CsvHelper) staging readings/events/manual-costs, with auto swap
  detection on register decreases and month-end anchoring for interleaved oil dates.
- Four built-in ReferenceProfiles (Strom/Wasser/Heizöl/Kosten).
- ImportService: commit as revertible import_batch + wholesale consumption recompute
  per affected meter (NormalizationService/MeterConfigFactory), revert by batch.
- Reconciliation tests: all 4 CSVs match the sheet's own columns within tolerance
  (electricity 5 meters + Netz Einsparung, water swap→12, oil tank incl. deliveries +
  burner hours, cost category totals). Commit/revert round-trip verified on Timescale.

69 tests green (53 Core + 16 integration).

Known follow-up (polish): historical imports can contend with the 30-day compression
policy's background job; tests pause it. Consider retry-on-deadlock or deferred
compression for large historical imports in production.

Claude-Session: https://claude.ai/code/session_01WujdMtMJPbxDpDnMeK22rr
2026-07-13 11:35:54 +02:00

82 lines
2.6 KiB
C#

using MeterVault.Core.Parsing;
namespace MeterVault.Core.Tests;
public sealed class GermanParsingTests
{
[Theory]
[InlineData("411kWh", 411)]
[InlineData("2.940,19", 2940.19)]
[InlineData("180,8244706", 180.8244706)]
[InlineData("-90kWh", -90)]
[InlineData("0,31", 0.31)]
[InlineData("49", 49)]
[InlineData("2287", 2287)]
[InlineData("1.295,19 €", 1295.19)]
[InlineData("5,98", 5.98)]
[InlineData("0kWh", 0)]
public void GermanNumber_parses_dialect(string raw, double expected)
{
Assert.True(GermanNumber.TryParse(raw, out var value));
Assert.Equal(expected, value, 6);
}
[Theory]
[InlineData("")]
[InlineData(" ")]
[InlineData("kWh")]
[InlineData("abc")]
public void GermanNumber_rejects_non_numeric(string raw) =>
Assert.False(GermanNumber.TryParse(raw, out _));
[Theory]
[InlineData("120,00 €", 120.00, "EUR")]
[InlineData("2.940,19 €", 2940.19, "EUR")]
[InlineData("70 €", 70, "EUR")]
[InlineData("-0,80 €", -0.80, "EUR")]
public void GermanMoney_parses_currency(string raw, decimal expected, string currency)
{
Assert.True(GermanMoney.TryParse(raw, out var amount, out var cur));
Assert.Equal(expected, amount);
Assert.Equal(currency, cur);
}
[Theory]
[InlineData("2287L", 2287, "L")]
[InlineData("411kWh", 411, "kWh")]
[InlineData("49", 49, null)]
[InlineData("35 cm", 35, "cm")]
public void ValueCell_splits_value_and_unit(string raw, double value, string? unit)
{
var result = ValueCell.Split(raw);
Assert.NotNull(result);
Assert.Equal(value, result!.Value.Value, 6);
Assert.Equal(unit, result.Value.Unit);
}
[Theory]
[InlineData("September 2022", 2022, 9)]
[InlineData("März 2023", 2023, 3)]
[InlineData("Dezember 2026", 2026, 12)]
public void GermanDate_parses_month_tables(string raw, int year, int month)
{
Assert.True(GermanDate.TryParseMonth(raw, out var date));
Assert.Equal(new DateOnly(year, month, 1), date);
}
[Theory]
[InlineData("10.06.1997", 1997, 6, 10)]
[InlineData("13.07.2026", 2026, 7, 13)]
public void GermanDate_parses_event_rows(string raw, int year, int month, int day)
{
Assert.True(GermanDate.TryParseDay(raw, out var date));
Assert.Equal(new DateOnly(year, month, day), date);
}
[Theory]
[InlineData("10.06.1997")]
[InlineData("September 2022")]
public void GermanDate_auto_detects_both_shapes(string raw) =>
Assert.True(GermanDate.TryParse(raw, out _));
}