Fixing read only dictionary lookup. (#536)

* Fixing read only dictionary lookup. * Lower timeout. Co-authored-by: Scott Jones <[email protected]>
microsoft · Nov 3, 2020 · 25e2ed4 · 25e2ed4
1 parent 684f321
commit 25e2ed4
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Showing 2 changed files with 23 additions and 5 deletions.
diff --git a/UnitTest/TestComponentCSharp_Tests.cs b/UnitTest/TestComponentCSharp_Tests.cs
@@ -297,8 +297,26 @@ public void TestVectorCastConversion()
             var uriVector = vector.Cast<Uri>();
             var first = uriVector.First();
             Assert.Equal(vector, uriVector);
-        }
-
+        }
+
+        async Task LookupPorts()
+        {
+            var ports = await Windows.Devices.Enumeration.DeviceInformation.FindAllAsync(
+                Windows.Devices.SerialCommunication.SerialDevice.GetDeviceSelector(),
+                new string[] { "System.ItemNameDisplay" });
+            foreach (var port in ports)
+            {
+                object o = port.Properties["System.ItemNameDisplay"];
+                Assert.NotNull(o);
+            }
+        }
+
+        [Fact]
+        public void TestReadOnlyDictionaryLookup()
+        {
+            Assert.True(LookupPorts().Wait(1000));
+        }
+
 #if NET5_0
         [Fact]
         public void TestAsStream()
@@ -353,8 +371,8 @@ public void TestBuffer()
             Assert.True(arr1[1] == arr2[1]);
         }
 
- #endif
-
+#endif
+
         async Task TestStorageFileAsync()
         {
             var folderPath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);

diff --git a/WinRT.Runtime/Projections/IReadOnlyDictionary.net5.cs b/WinRT.Runtime/Projections/IReadOnlyDictionary.net5.cs
@@ -57,7 +57,7 @@ public class FromAbiHelper : global::System.Collections.Generic.IReadOnlyDiction
             public FromAbiHelper(global::Windows.Foundation.Collections.IMapView<K, V> mapView, ObjectReference<Vftbl> objRef)
             {
                 _mapView = mapView;
-                _enumerable = (System.Collections.Generic.IEnumerable<global::System.Collections.Generic.KeyValuePair<K, V>>)new IInspectable(objRef);
+                _enumerable = (global::System.Collections.Generic.IEnumerable<global::System.Collections.Generic.KeyValuePair<K, V>>)new IInspectable(objRef);
             }
 
             public int Count