Pack opening

SVSim.UnitTests/Importers/GlobalsImporterPackTests.cs

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+using Microsoft.EntityFrameworkCore;
+using Microsoft.Extensions.DependencyInjection;
+using SVSim.Database;
+using SVSim.Database.Enums;
+using SVSim.UnitTests.Infrastructure;
+
+namespace SVSim.UnitTests.Importers;
+
+public class GlobalsImporterPackTests
+{
+    [Test]
+    public async Task ImportAll_loads_pack_catalog_from_fixture()
+    {
+        using var factory = new SVSimTestFactory();
+        await factory.SeedGlobalsAsync();   // uses prod-captures fixture dir copied into test output
+
+        using var scope = factory.Services.CreateScope();
+        var db = scope.ServiceProvider.GetRequiredService<SVSimDbContext>();
+        var packs = await db.Packs.OrderBy(p => p.Id).ToListAsync();
+
+        Assert.That(packs.Count, Is.GreaterThanOrEqualTo(3), "fixture has at least 3 packs");
+        var p10001 = packs.Single(p => p.Id == 10001);
+        Assert.That(p10001.PackCategory, Is.EqualTo(PackCategory.None));
+        Assert.That(p10001.BasePackId, Is.EqualTo(10001));
+        Assert.That(p10001.SleeveId, Is.EqualTo(3000011));
+        Assert.That(p10001.GachaPointConfig, Is.Not.Null);
+        Assert.That(p10001.GachaPointConfig!.ExchangeablePoint, Is.EqualTo(400));
+    }
+
+    [Test]
+    public async Task ImportAll_persists_child_gachas_with_correct_types_and_costs()
+    {
+        using var factory = new SVSimTestFactory();
+        await factory.SeedGlobalsAsync();
+
+        using var scope = factory.Services.CreateScope();
+        var db = scope.ServiceProvider.GetRequiredService<SVSimDbContext>();
+        var pack = await db.Packs.AsNoTracking()
+            .FirstAsync(p => p.Id == 10001);
+        var children = pack.ChildGachas.OrderBy(c => c.GachaId).ToList();
+
+        Assert.That(children.Count, Is.EqualTo(3));
+        Assert.That(children.Select(c => c.TypeDetail), Is.EqualTo(new[] { 2, 3, 7 }));
+        Assert.That(children.Select(c => c.Cost), Is.EqualTo(new[] { 100, 50, 100 }));
+        Assert.That(children.Single(c => c.TypeDetail == 3).IsDailySingle, Is.True);
+    }
+
+    [Test]
+    public async Task ImportAll_is_idempotent_on_rerun()
+    {
+        using var factory = new SVSimTestFactory();
+        await factory.SeedGlobalsAsync();
+        await factory.SeedGlobalsAsync();   // second run must not duplicate or stack child gachas
+
+        using var scope = factory.Services.CreateScope();
+        var db = scope.ServiceProvider.GetRequiredService<SVSimDbContext>();
+        var pack = await db.Packs.AsNoTracking().FirstAsync(p => p.Id == 10001);
+        Assert.That(pack.ChildGachas.Count, Is.EqualTo(3),
+            "child_gacha_info is owned — rerun must replace, not stack.");
+    }
+}