Reagent dispenser test (#3353)

No runtimes gang

Co-authored-by: Metal Gear Sloth <metalgearsloth@gmail.com>

Content.IntegrationTests/Tests/Solutions/ReagentDispenserTest.cs

@@ -0,0 +1,32 @@
+#nullable enable
+using System.Threading.Tasks;
+using Content.Shared.Chemistry;
+using Content.Shared.GameObjects.Components.Chemistry.ReagentDispenser;
+using NUnit.Framework;
+using Robust.Shared.Prototypes;
+
+namespace Content.IntegrationTests.Tests.Solutions
+{
+    [TestFixture]
+    public sealed class ReagentDispenserTest : ContentIntegrationTest
+    {
+        [Test]
+        public async Task TestReagentDispenserInventory()
+        {
+            var server = StartServerDummyTicker();
+            await server.WaitIdleAsync();
+            var protoManager = server.ResolveDependency<IPrototypeManager>();
+
+            await server.WaitAssertion(() =>
+            {
+                foreach (var proto in protoManager.EnumeratePrototypes<ReagentDispenserInventoryPrototype>())
+                {
+                    foreach (var chem in proto.Inventory)
+                    {
+                        Assert.That(protoManager.HasIndex<ReagentPrototype>(chem), $"Unable to find chem {chem} in ReagentDispenserInventory {proto.ID}");
+                    }
+                }
+            });
+        }
+    }
+}