Reworked ScopedContextData Tests (#539)

src/Core/Core.Tests/Execution/ScopedContextDataTests.cs

@@ -0,0 +1,63 @@
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using ChilliCream.Testing;
+using Xunit;
+
+namespace HotChocolate.Execution
+{
+    public class ScopedContextDataTests
+    {
+        [Fact]
+        public async Task ScopedContextDataIsPassedAllongCorrectly()
+        {
+            // arrange
+            ISchema schema = Schema.Create(
+                @"
+                type Query {
+                    root: Level1
+                }
+
+                type Level1 {
+                    a: Level2
+                    b: Level2
+                }
+
+                type Level2
+                {
+                    foo: String
+                }
+                ",
+                c => c.Use(next => context =>
+                {
+                    if (context.ScopedContextData
+                        .TryGetValue("field", out object o)
+                        && o is string s)
+                    {
+                        s += "/" + context.Field.Name;
+                    }
+                    else
+                    {
+                        s = "./" + context.Field.Name;
+                    }
+
+                    context.ScopedContextData = context.ScopedContextData
+                        .SetItem("field", s);
+
+                    context.Result = s;
+
+                    return Task.CompletedTask;
+                }));
+
+            IQueryExecutor executor = schema.MakeExecutable(
+                b => b.UseDefaultPipeline()
+                   );
+
+            // act
+            IExecutionResult result = await executor.ExecuteAsync(
+                new QueryRequest("{ root { a { foo } b { foo } } }"));
+
+            // assert
+            result.Snapshot();
+        }
+    }
+}

src/Core/Core.Tests/__snapshots__/ScopedContextDataIsPassedAllongCorrectly.json

@@ -0,0 +1,14 @@
+{
+  "Data": {
+    "root": {
+      "a": {
+        "foo": "./root/a/foo"
+      },
+      "b": {
+        "foo": "./root/b/foo"
+      }
+    }
+  },
+  "Extensions": {},
+  "Errors": []
+}