Add integration test for MobPriceComponent (#39524)

Test

Content.IntegrationTests/Tests/CargoTest.cs

@@ -5,7 +5,9 @@ using Content.Server.Cargo.Components;
 using Content.Server.Cargo.Systems;
 using Content.Server.Nutrition.Components;
 using Content.Server.Nutrition.EntitySystems;
+using Content.Shared.Body.Components;
 using Content.Shared.Cargo.Prototypes;
+using Content.Shared.Mobs.Components;
 using Content.Shared.Prototypes;
 using Content.Shared.Stacks;
 using Content.Shared.Whitelist;
@@ -254,4 +256,26 @@ public sealed class CargoTest
 
         await pair.CleanReturnAsync();
     }
+
+    [Test]
+    public async Task MobPrice()
+    {
+        await using var pair = await PoolManager.GetServerClient();
+
+        var componentFactory = pair.Server.ResolveDependency<IComponentFactory>();
+
+        await pair.Server.WaitAssertion(() =>
+        {
+            Assert.Multiple(() =>
+            {
+                foreach (var (proto, comp) in pair.GetPrototypesWithComponent<MobPriceComponent>())
+                {
+                    Assert.That(proto.TryGetComponent<BodyComponent>(out _, componentFactory), $"Found MobPriceComponent on {proto.ID}, but no BodyComponent!");
+                    Assert.That(proto.TryGetComponent<MobStateComponent>(out _, componentFactory), $"Found MobPriceComponent on {proto.ID}, but no MobStateComponent!");
+                }
+            });
+        });
+
+        await pair.CleanReturnAsync();
+    }
 }

Resources/Prototypes/Entities/Clothing/Head/misc.yml

@@ -196,7 +196,9 @@
     sprite: Clothing/Head/Misc/fancycrown.rsi
   - type: Clothing
     sprite: Clothing/Head/Misc/fancycrown.rsi
-  - type: MobPrice
+  - type: TypingIndicatorClothing
+    proto: regal
+  - type: StaticPrice
     price: 3000
 #  - type: AddAccentClothing # DeltaV - remove clothing-forced accents
 #    accent: MobsterAccent