SandboxTest changes (#18595)

Content.IntegrationTests/Tests/Utility/SandboxTest.cs

@@ -1,3 +1,11 @@
+using Content.Client.IoC;
+using Content.Client.Parallax.Managers;
+using Robust.Client;
+using Robust.Shared.Configuration;
+using Robust.Shared.ContentPack;
+using Robust.Shared.IoC;
+using Robust.Shared.Log;
+using Robust.UnitTesting;
 
 namespace Content.IntegrationTests.Tests.Utility;
 
@@ -6,9 +14,41 @@ public sealed class SandboxTest
     [Test]
     public async Task Test()
     {
-        await using var pairTracker = await PoolManager.GetServerClient(new PoolSettings { Destructive = true });
-        var client = pairTracker.Pair.Client;
+        // Not using PoolManager.GetServerClient() because we want to avoid having to unnecessarily create & destroy a
+        // server. This all becomes unnecessary if ever the test becomes non-destructive or the no-server option
+        // actually creates a pair without a server.
+
+        var logHandler = new PoolTestLogHandler("CLIENT");
+        logHandler.ActivateContext(TestContext.Out);
+        var options = new RobustIntegrationTest.ClientIntegrationOptions
+        {
+            ContentStart = true,
+            OverrideLogHandler = () => logHandler,
+            ContentAssemblies = new[]
+            {
+                typeof(Shared.Entry.EntryPoint).Assembly,
+                typeof(Client.Entry.EntryPoint).Assembly
+            },
+            Options = new GameControllerOptions { LoadConfigAndUserData = false }
+        };
+
+        options.BeforeStart += () =>
+        {
+            IoCManager.Resolve<IModLoader>().SetModuleBaseCallbacks(new ClientModuleTestingCallbacks
+            {
+                ClientBeforeIoC = () =>
+                {
+                    IoCManager.Register<IParallaxManager, DummyParallaxManager>(true);
+                    IoCManager.Resolve<ILogManager>().GetSawmill("loc").Level = LogLevel.Error;
+                    IoCManager.Resolve<IConfigurationManager>()
+                        .OnValueChanged(RTCVars.FailureLogLevel, value => logHandler.FailureLevel = value, true);
+                }
+            });
+        };
+
+        using var client = new RobustIntegrationTest.ClientIntegrationInstance(options);
+        await client.WaitIdleAsync();
         await client.CheckSandboxed(typeof(Client.Entry.EntryPoint).Assembly);
-        await pairTracker.CleanReturnAsync();
+        await client.CheckSandboxed(typeof(Shared.IoC.SharedContentIoC).Assembly);
     }
 }