FEAT-8c: loader tests (in-memory DB + fixture) + public test helpers
6 tests: dry-run categorisation (no writes), execute loads conflict-free + links high-confidence + quarantines conflict/stub, idempotency, ComposeGenotype (caret strip + ?? fill), ParseDate. Added EF InMemory to the test project.
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GerbilManager.Tests/ImportServiceTests.cs
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161
GerbilManager.Tests/ImportServiceTests.cs
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using GerbilManagerWebAPI.Import;
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using GerbilManagerWebAPI.Models;
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using Microsoft.EntityFrameworkCore;
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namespace GerbilManager.Tests
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{
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/// <summary>
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/// FEAT-8c loader tests against a small JSON fixture + an in-memory DB (never Julian's
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/// instance). Covers categorisation, the quarantine policy, genotype composition,
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/// Farbschlag matching, high-confidence linking, and idempotency.
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/// </summary>
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public class ImportServiceTests : IDisposable
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{
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private readonly string _dir;
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public ImportServiceTests()
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{
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_dir = Path.Combine(Path.GetTempPath(), "feat8c-" + Guid.NewGuid().ToString("N"));
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Directory.CreateDirectory(_dir);
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File.WriteAllText(Path.Combine(_dir, "litters.json"), LittersJson);
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File.WriteAllText(Path.Combine(_dir, "animals.json"), AnimalsJson);
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}
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public void Dispose()
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{
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try { Directory.Delete(_dir, recursive: true); } catch { }
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}
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private ApplicationContext NewDb()
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{
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var opts = new DbContextOptionsBuilder<ApplicationContext>()
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.UseInMemoryDatabase("feat8c-" + Guid.NewGuid().ToString("N"))
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.Options;
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var db = new ApplicationContext(opts);
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db.Database.EnsureCreated(); // applies the 73-variety HasData seed
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return db;
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}
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[Fact]
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public async Task DryRun_categorises_without_writing()
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{
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using var db = NewDb();
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var report = await new ImportService(db, _dir, _dir).RunAsync(execute: false);
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Assert.False(report.Executed);
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Assert.Equal(2, report.Litters.InSource);
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Assert.Equal(2, report.Litters.Created);
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// 4 animals: a1 (hoch) + a4 (date-only) loadable; a2 conflict, a3 stub quarantined
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Assert.Equal(4, report.Animals.InSource);
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Assert.Equal(2, report.Animals.Created);
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Assert.Equal(1, report.Animals.LinkedToLitter); // only a1 (hoch)
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Assert.Equal(1, report.Animals.FarbschlagMatched); // a1 -> Agouti
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Assert.Equal(1, report.Animals.Quarantined.Conflicts);
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Assert.Equal(1, report.Animals.Quarantined.Stubs);
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Assert.Equal(1, report.Animals.Quarantined.DateOnlyLinks);
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// nothing written in dry-run
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Assert.Equal(0, await db.Gerbils.CountAsync());
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Assert.Equal(0, await db.Litters.CountAsync());
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}
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[Fact]
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public async Task Execute_loads_conflict_free_and_links_high_confidence()
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{
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using var db = NewDb();
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var report = await new ImportService(db, _dir, _dir).RunAsync(execute: true);
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Assert.True(report.Executed);
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Assert.Equal(2, await db.Litters.CountAsync());
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Assert.Equal(2, await db.Gerbils.CountAsync()); // a1, a4 only
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// conflict + stub never loaded
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Assert.False(await db.Gerbils.AnyAsync(g => g.ExternalRef == "a2"));
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Assert.False(await db.Gerbils.AnyAsync(g => g.ExternalRef == "a3"));
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var a1 = await db.Gerbils.SingleAsync(g => g.ExternalRef == "a1");
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Assert.NotNull(a1.LitterId); // high-confidence link
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Assert.Equal("FEAT-8 Stammbaum/Wurfchronik", a1.ImportSource);
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Assert.NotNull(a1.ColorVarietyId); // Agouti matched
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Assert.Contains("aa CC", a1.Genotype); // composed from mapped8locus
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Assert.Contains("??", a1.Genotype!); // missing loci -> ??
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Assert.Contains("eef", a1.Genotype!); // e^f caret stripped
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Assert.Contains("RawGenotype", a1.RawImportData!); // raw verbatim preserved
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var a4 = await db.Gerbils.SingleAsync(g => g.ExternalRef == "a4");
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Assert.Null(a4.LitterId); // date-only link quarantined
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// PairingCode carried through
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Assert.True(await db.Litters.AnyAsync(l => l.PairingCode == "G01/ZdkC"));
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}
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[Fact]
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public async Task Execute_is_idempotent()
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{
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using var db = NewDb();
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await new ImportService(db, _dir, _dir).RunAsync(execute: true);
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var second = await new ImportService(db, _dir, _dir).RunAsync(execute: true);
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Assert.Equal(0, second.Animals.Created);
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Assert.Equal(0, second.Litters.Created);
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Assert.Equal(2, await db.Gerbils.CountAsync());
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Assert.Equal(2, await db.Litters.CountAsync());
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}
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[Fact]
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public void ComposeGenotype_strips_carets_and_fills_missing_loci()
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{
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var g = new SourceGenotype
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{
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Mapped8locus = new()
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{
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["A"] = new() { "a", "a" },
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["C"] = new() { "C", "c^chm" },
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["E"] = new() { "e", "e^f" },
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},
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};
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// order A C D E G P Sp Re ; missing -> ??
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Assert.Equal("aa Ccchm ?? eef ?? ?? ?? ??", ImportService.ComposeGenotype(g));
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}
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[Theory]
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[InlineData("01.02.2020", 2020, 2, 1)]
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[InlineData("5.3.21", 2021, 3, 5)]
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public void ParseDate_handles_german_dates(string s, int y, int m, int d)
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{
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var date = ImportService.ParseDate(s);
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Assert.Equal(new DateOnly(y, m, d), date);
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}
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// ---- fixtures ----
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private const string LittersJson = """
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[
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{"id":"L1","litterId":"A","date":"01.02.2020","damName":"Mama [X]","sireName":"Papa of Y","totalBorn":4,"zuchtnummer":"G01/ZdkC","note":"erster Wurf"},
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{"id":"L2","litterId":"B","date":"05.03.2021","damName":"Oma [Z]","sireName":"Opa of W","totalBorn":2,"zuchtnummer":"G02/ZdkC","note":""}
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]
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""";
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private const string AnimalsJson = """
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[
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{"id":"a1","name":"Kind Eins","dob":"01.02.2020","death":"","gender":null,
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"farbschlag":"Agouti","farbschlagVariants":["Agouti"],
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"genotype":{"mapped8locus":{"A":["a","a"],"C":["C","C"],"D":["D","?"],"E":["e","e^f"]},"rawGenotype":"aa CC D- ee[f]","unmappedTokens":[]},
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"zucht":"","parentRefs":[],"photos":[],"sourceFiles":["f1"],"conflict":false,
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"litterRef":{"litterId":"L1","method":"geburtsdatum+eltern","confidence":"hoch"}},
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{"id":"a2","name":"Streit","dob":"01.01.2019","death":"","gender":null,
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"farbschlag":"Schwarz","farbschlagVariants":["Schwarz"],
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"genotype":{"mapped8locus":{"A":["a","a"]},"rawGenotype":"aa","unmappedTokens":[]},
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"zucht":"","parentRefs":[],"photos":[],"sourceFiles":["f1","f2"],"conflict":true},
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{"id":"a3","name":"Namenlos","dob":"","death":"","gender":null,
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"farbschlag":"","farbschlagVariants":[],
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"genotype":{"mapped8locus":{},"rawGenotype":"","unmappedTokens":[]},
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"zucht":"","parentRefs":[],"photos":[],"sourceFiles":["f1"],"conflict":false},
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{"id":"a4","name":"Unsicher","dob":"05.03.2021","death":"","gender":null,
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"farbschlag":"","farbschlagVariants":[],
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"genotype":{"mapped8locus":{"A":["A","a"]},"rawGenotype":"Aa","unmappedTokens":[]},
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"zucht":"","parentRefs":[],"photos":[],"sourceFiles":["f1"],"conflict":false,
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"litterRef":{"litterId":"L2","method":"geburtsdatum","confidence":"niedrig"}}
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]
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""";
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}
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}
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