feat(cordis): 完成阶段5访问介导与诊断

2026-08-17 01:09:32 +08:00
parent de5ab449cd
commit 8738e633ee
35 changed files with 1540 additions and 50 deletions
@@ -1,4 +1,5 @@
 #nullable enable
+using System;
 using System.Collections.Generic;
 using Cysharp.Threading.Tasks;
 using NUnit.Framework;
@@ -95,5 +96,56 @@ namespace ShrinkCommand.Integration.Network.Tests
            Assert.IsFalse(_runtime.TryGetRaw<object>(_runtime.RootContext,
                ShrinkDataSaverAppComponent.ServiceKey, out _));
        }
+
+        [Test]
+        public void DataSaverIntercept_ReadOnlyViewAllowsReadsAndDeniesWriterCapability()
+        {
+            var provider = _runtime.Use(new ShrinkDataSaverAppComponent());
+            Assert.AreEqual(ShrinkFiberState.Active, provider.State);
+
+            var intercept = new Dictionary<string, IReadOnlyDictionary<string, object?>>
+            {
+                [ShrinkDataSaverAppComponent.ServiceKey] = new Dictionary<string, object?>
+                {
+                    [ShrinkDataSaverAccess.MetadataKey] = ShrinkDataSaverAccess.ReadOnly
+                }
+            };
+            var consumerComponent = new DataSaverAccessConsumer();
+            var consumer = _runtime.Use(consumerComponent, intercept: intercept);
+
+            Assert.AreEqual(ShrinkFiberState.Active, consumer.State);
+            var reader = consumerComponent.GetReader();
+            Assert.IsNotNull(reader);
+            Assert.IsFalse(reader is IShrinkDataSaverWriter,
+                "只读上下文取得的对象不应再暴露写接口");
+            Assert.Throws<ShrinkCoeffectAccessDeniedException>(() => consumerComponent.GetWriter());
+
+            Assert.IsTrue(_runtime.TryGetRaw<ShrinkDataSaverService>(_runtime.RootContext,
+                ShrinkDataSaverAppComponent.ServiceKey, out _),
+                "编排层 raw read 保留原始服务；intercept 只介导组件访问");
+        }
+
+        private sealed class DataSaverAccessConsumer : IShrinkComponent
+        {
+            private ShrinkCtx? _ctx;
+
+            public string Name => "test.datasaver.read-only-consumer";
+            public IReadOnlyList<string> Inject { get; } = new[] { ShrinkDataSaverAppComponent.ServiceKey };
+            public IReadOnlyList<string> Provide => Array.Empty<string>();
+
+            public UniTask ApplyAsync(ShrinkCtx ctx, object? config)
+            {
+                _ctx = ctx;
+                return UniTask.CompletedTask;
+            }
+
+            public IShrinkDataSaverReader GetReader() => Context.Get<IShrinkDataSaverReader>(
+                ShrinkDataSaverAppComponent.ServiceKey);
+
+            public IShrinkDataSaverWriter GetWriter() => Context.Get<IShrinkDataSaverWriter>(
+                ShrinkDataSaverAppComponent.ServiceKey);
+
+            private ShrinkCtx Context => _ctx ?? throw new InvalidOperationException("Consumer is not active.");
+        }
    }
 }