Merge feature/export-1: Datenexport (zip JSON+German CSVs) on /einstellungen + CI flake-cap [god-QA pending result-gate]
# Conflicts: # GerbilManager.Tests/GerbilManager.Tests.csproj # GerbilManagerWebAPI/Program.cs # gerbil-manager-web/src/App.tsx # gerbil-manager-web/src/components/AppShell.tsx # gerbil-manager-web/src/pages/EinstellungenPage.tsx
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GerbilManager.Tests/ExportTests.cs
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144
GerbilManager.Tests/ExportTests.cs
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using System.IO.Compression;
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using System.Text;
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using System.Text.Json;
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using GerbilManagerWebAPI.Export;
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using GerbilManagerWebAPI.Models;
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using Microsoft.Extensions.DependencyInjection;
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namespace GerbilManager.Tests
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{
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/// <summary>
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/// EXPORT-1: CSV-Escaping-Units + voller Round-Trip über GET /export
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/// (seed -> Zip herunterladen -> Einträge parsen -> Zähler + Beispielzeile).
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/// </summary>
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public class ExportTests
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{
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// ── CSV-Escaping ───────────────────────────────────────────────────
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[Theory]
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[InlineData(null, "")]
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[InlineData("", "")]
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[InlineData("Krümel", "Krümel")] // Umlaute bleiben unquotiert erhalten
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[InlineData("a;b", "\"a;b\"")] // Semikolon = Trennzeichen -> quoten
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[InlineData("sagt \"hallo\"", "\"sagt \"\"hallo\"\"\"")] // Anführungszeichen verdoppeln
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[InlineData("Zeile1\nZeile2", "\"Zeile1\nZeile2\"")] // Zeilenumbruch -> quoten
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[InlineData("Meier, Hans", "Meier, Hans")] // Komma ist KEIN Trennzeichen (Semikolon-CSV)
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public void Escape_behandelt_Sonderfälle(string? input, string expected)
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=> Assert.Equal(expected, ExportService.Escape(input));
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[Fact]
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public void BuildCsv_schreibt_Kopfzeile_und_quotierte_Zeilen()
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{
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var csv = ExportService.BuildCsv(
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["Name", "Notizen"],
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[["Krümel", "frisst; gerne \"Hirse\""], ["Bo", null]]);
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var lines = csv.Split("\r\n", StringSplitOptions.RemoveEmptyEntries);
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Assert.Equal("Name;Notizen", lines[0]);
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Assert.Equal("Krümel;\"frisst; gerne \"\"Hirse\"\"\"", lines[1]);
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Assert.Equal("Bo;", lines[2]);
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}
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// ── Round-Trip über die API ────────────────────────────────────────
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[Fact]
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public async Task Export_liefert_Zip_mit_allen_Einträgen_und_korrekten_Daten()
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{
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using var factory = new ApiFactory();
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// Seed: Kontakt, Becken, Wurf, Tier (mit Bezügen), Gesundheit, Gewicht
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Guid gerbilId;
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using (var scope = factory.Services.CreateScope())
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{
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var db = scope.ServiceProvider.GetRequiredService<ApplicationContext>();
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var contact = new Contact { Id = Guid.NewGuid(), Name = "Zoohandlung; \"Meier\"", Email = "meier@example.de" };
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var enclosure = new Enclosure { Id = Guid.NewGuid(), Name = "Großbecken" };
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var litter = new Litter { Id = Guid.NewGuid(), Name = "Wurf K", Date = new DateOnly(2025, 3, 12), TotalBorn = 5 };
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var colorVariety = db.ColorVarieties.First(); // HasData-Seed
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var gerbil = new Gerbil
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{
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Id = Guid.NewGuid(),
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Name = "Krümel",
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Gender = Gender.female,
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Status = GerbilStatus.Active,
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DateOfBirth = new DateOnly(2025, 3, 12),
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LitterId = litter.Id,
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EnclosureId = enclosure.Id,
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OriginContactId = contact.Id,
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ColorVarietyId = colorVariety.Id,
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Genotype = "Aa CC Dd EE GG Pp Spsp rere",
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ImportSource = "Stammbaum von Akio Kids.xlsx",
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};
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gerbilId = gerbil.Id;
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db.AddRange(contact, enclosure, litter, gerbil,
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new HealthRecord
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{
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Id = Guid.NewGuid(), GerbilId = gerbil.Id, Date = new DateOnly(2026, 1, 15),
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Type = HealthRecordType.Vaccination, Description = "Jahresimpfung",
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CreatedAt = DateTimeOffset.UtcNow,
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},
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new WeightRecord
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{
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Id = Guid.NewGuid(), GerbilId = gerbil.Id,
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Date = new DateOnly(2026, 5, 1), WeightGrams = 78,
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});
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await db.SaveChangesAsync();
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}
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var client = factory.CreateClient();
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var response = await client.GetAsync("/export");
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response.EnsureSuccessStatusCode();
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Assert.Equal("application/zip", response.Content.Headers.ContentType?.MediaType);
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Assert.Contains("rennmaus-export-", response.Content.Headers.ContentDisposition?.FileName);
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using var zip = new ZipArchive(await response.Content.ReadAsStreamAsync(), ZipArchiveMode.Read);
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string[] expectedEntries =
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["export.json", "tiere.csv", "wuerfe.csv", "kontakte.csv",
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"gesundheit.csv", "gewichte.csv", "LIESMICH.txt"];
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foreach (var name in expectedEntries)
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Assert.NotNull(zip.GetEntry(name));
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// export.json: Zähler + volle Treue (Genotyp, Import-Herkunft)
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using var json = JsonDocument.Parse(ReadEntry(zip, "export.json", out _));
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var root = json.RootElement;
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Assert.Equal(1, root.GetProperty("gerbils").GetArrayLength());
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Assert.Equal(1, root.GetProperty("litters").GetArrayLength());
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Assert.Equal(1, root.GetProperty("contacts").GetArrayLength());
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Assert.True(root.GetProperty("colorVarieties").GetArrayLength() >= 70); // HasData-Seed
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var g = root.GetProperty("gerbils")[0];
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Assert.Equal("Aa CC Dd EE GG Pp Spsp rere", g.GetProperty("genotype").GetString());
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Assert.Equal("Stammbaum von Akio Kids.xlsx", g.GetProperty("importSource").GetString());
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Assert.Equal(gerbilId.ToString(), g.GetProperty("id").GetString());
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// tiere.csv: BOM, deutsche Kopfzeile, aufgelöste Namen + deutsches Datum
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var tiere = ReadEntry(zip, "tiere.csv", out var hadBom);
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Assert.True(hadBom, "tiere.csv braucht ein UTF-8-BOM für Excel");
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var lines = tiere.Split("\r\n", StringSplitOptions.RemoveEmptyEntries);
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Assert.StartsWith("Name;Geschlecht;Status;Geburtsdatum", lines[0]);
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var row = lines[1];
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Assert.Contains("Krümel", row);
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Assert.Contains("Weiblich", row);
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Assert.Contains("Aktiv", row);
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Assert.Contains("12.03.2025", row);
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Assert.Contains("Großbecken", row);
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Assert.Contains("Wurf K", row);
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// kontakte.csv: Escaping im Ernstfall (Semikolon + Anführungszeichen im Namen)
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var kontakte = ReadEntry(zip, "kontakte.csv", out _);
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Assert.Contains("\"Zoohandlung; \"\"Meier\"\"\"", kontakte);
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// LIESMICH erklärt den Foto-Speicherort
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Assert.Contains("photo-storage", ReadEntry(zip, "LIESMICH.txt", out _));
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}
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private static string ReadEntry(ZipArchive zip, string name, out bool hadBom)
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{
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using var stream = zip.GetEntry(name)!.Open();
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using var ms = new MemoryStream();
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stream.CopyTo(ms);
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var bytes = ms.ToArray();
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hadBom = bytes.Length >= 3 && bytes[0] == 0xEF && bytes[1] == 0xBB && bytes[2] == 0xBF;
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return Encoding.UTF8.GetString(bytes, hadBom ? 3 : 0, bytes.Length - (hadBom ? 3 : 0));
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}
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}
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}
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