Add test for GetInterfaces() array type (#96589)

* Add test for GetInterfaces() array type * Skip on mono
dotnet · Jan 9, 2024 · 1d5f483 · 1d5f483
1 parent 4276583
commit 1d5f483
Showing 1 changed file with 8 additions and 0 deletions.
diff --git a/src/libraries/System.Runtime/tests/System.Reflection.Tests/TypeInfoTests.cs b/src/libraries/System.Runtime/tests/System.Reflection.Tests/TypeInfoTests.cs
@@ -945,6 +945,14 @@ public void GetInterfaces(Type type, Type[] expected)
             Assert.Equal(expected.OrderBy(t => t.Name), type.GetTypeInfo().GetInterfaces().OrderBy(t => t.Name));
         }
 
+        [SkipOnMono("Mono returns a RuntimeType[] rather than a Type[]. https://github.com/dotnet/runtime/pull/96589")]
+        [Fact]
+        public void GetInterfaces_InvariantArrayType()
+        {
+            Assert.Equal(typeof(Type[]), typeof(int[]).GetInterfaces().GetType());
+            Assert.Equal(typeof(Type[]), typeof(int[]).GetTypeInfo().GetInterfaces().GetType());
+        }
+
         [Theory]
         [InlineData(typeof(List<>), new string[] { "T" })]
         [InlineData(typeof(Dictionary<,>), new string[] { "TKey", "TValue" })]