Add school dress rules tab in Management with tests.

tests/HSchool.AppHost.Tests/DressRulesApiTests.cs

@@ -54,6 +54,38 @@ public class DressRulesApiTests(AppHostFixture fixture)
         Assert.Equal(before.Worn.Select(row => row.DefName), after.Worn.Select(row => row.DefName));
     }
 
+    [Fact]
+    public async Task UnknownForm_Returns400()
+    {
+        using var client = fixture.App.CreateHttpClient("server");
+        await SchoolApiTests.ResetAsync(client);
+        var school = await SchoolApiTests.CreateAsync(client, "Плохая форма", Start, seed: 35);
+
+        using var response = await client.PostAsJsonAsync(
+            $"/api/schools/{school.Id}/dress-rules",
+            new { students = new { form = "tuxedo", color = "noBright" } },
+            TestContext.Current.CancellationToken);
+
+        Assert.Equal(HttpStatusCode.BadRequest, response.StatusCode);
+        Assert.Equal("unknown-form", await SchoolApiTests.ProblemCodeAsync(response));
+    }
+
+    [Fact]
+    public async Task UnknownColor_Returns400()
+    {
+        using var client = fixture.App.CreateHttpClient("server");
+        await SchoolApiTests.ResetAsync(client);
+        var school = await SchoolApiTests.CreateAsync(client, "Плохой цвет", Start, seed: 35);
+
+        using var response = await client.PostAsJsonAsync(
+            $"/api/schools/{school.Id}/dress-rules",
+            new { students = new { form = "regular", color = "neon" } },
+            TestContext.Current.CancellationToken);
+
+        Assert.Equal(HttpStatusCode.BadRequest, response.StatusCode);
+        Assert.Equal("unknown-color", await SchoolApiTests.ProblemCodeAsync(response));
+    }
+
     private sealed record DressRulesDto(DressRulePairDto Students, DressRulePairDto Staff);
 
     private sealed record DressRulePairDto(string Form, string Color);

tests/HSchool.Content.Tests/AppropriatenessTests.cs

@@ -46,6 +46,17 @@ public class AppropriatenessTests
         Assert.True(Appropriateness.SkirtLengthFits(context, catalog.Things["ShortSkirt"]));
     }
 
+    [Fact]
+    public void WhiteTopBlackBottom_RejectsWrongTopOrBottom()
+    {
+        var catalog = LoadCatalog();
+        var rules = new DressRulePair(FormPolicies.Regular, ColorPolicies.WhiteTopBlackBottom);
+        Assert.False(Appropriateness.ColorAllowed(catalog, rules, catalog.Things["Shirt"], "Gray"));
+        Assert.True(Appropriateness.ColorAllowed(catalog, rules, catalog.Things["Shirt"], "White"));
+        Assert.False(Appropriateness.ColorAllowed(catalog, rules, catalog.Things["Jeans"], "Blue"));
+        Assert.True(Appropriateness.ColorAllowed(catalog, rules, catalog.Things["Jeans"], "Black"));
+    }
+
     private static DefCatalog LoadCatalog()
     {
         var root = Path.Combine(AppContext.BaseDirectory, "vanilla");

tests/HSchool.Simulation.Tests/AppropriatenessSimulationTests.cs

@@ -152,6 +152,63 @@ public class AppropriatenessSimulationTests
         Assert.Equal(0, BrightWornCount(school));
     }
 
+    [Fact]
+    public void PendingNoBright_AfterMorning_RemovesBrightWornColours()
+    {
+        using var school = Open(TuesdayMorning, seed: 31);
+        MorningDress.Apply(school);
+        school.DressRules = school.DressRules with
+        {
+            PendingStudents = new DressRulePair(FormPolicies.Regular, ColorPolicies.Free),
+        };
+        AdvanceMorning(school);
+        Assert.True(BrightWornCount(school) > 0, "Free colours should allow at least one bright item.");
+
+        school.DressRules = school.DressRules with
+        {
+            PendingStudents = new DressRulePair(FormPolicies.Regular, ColorPolicies.NoBright),
+        };
+        AdvanceMorning(school);
+        Assert.Equal(0, BrightWornCount(school));
+    }
+
+    [Fact]
+    public void WhiteTopBlackBottom_AfterMorning_WhiteShirtsOnStudents()
+    {
+        using var school = Open(TuesdayMorning, seed: 31);
+        MorningDress.Apply(school);
+        school.DressRules = school.DressRules with
+        {
+            PendingStudents = new DressRulePair(FormPolicies.Regular, ColorPolicies.WhiteTopBlackBottom),
+        };
+        AdvanceMorning(school);
+
+        var checkedAny = false;
+        foreach (var pupil in school.Roster!.People.Where(person => person.IsStudent))
+        {
+            foreach (var item in pupil.Items.Where(row => row.Location == ItemLocations.Worn))
+            {
+                if (!school.Catalog!.Things[item.Def].Layers.Any(layer =>
+                        layer.Equals(ApparelLayers.Top, StringComparison.Ordinal)))
+                {
+                    continue;
+                }
+
+                checkedAny = true;
+                Assert.Equal("White", item.Color);
+            }
+        }
+
+        Assert.True(checkedAny, "Expected at least one pupil with a top-layer shirt.");
+    }
+
+    private static void AdvanceMorning(School school)
+    {
+        var before = school.Clock.Time;
+        school.Clock.JumpTo(before.Date.AddDays(1).AddHours(6));
+        ApparelWear.Apply(school, gameMinutes: 0, before);
+    }
+
     private static int BrightWornCount(School school)
     {
         var count = 0;