Update .NET adapter to handle interface static members properly (#15908)

2026-06-08 12:12:50 +00:00 · 2021-08-14 07:56:14 -07:00
parent 05e64135d2
commit 286f12a37c
4 changed files with 213 additions and 204 deletions
@@ -0,0 +1,110 @@
+# Copyright (c) Microsoft Corporation.
+# Licensed under the MIT License.
+
+Describe "Interface static members" -Tags "CI" {
+    BeforeAll {
+        $testType = "InterfaceStaticMemberTest.ITest" -as [Type]
+        if (-not $testType) {
+            Add-Type -TypeDefinition @'
+    using System;
+
+    namespace InterfaceStaticMemberTest {
+        public interface ITest {
+            public const int MyConst = 17;
+
+            public static string Type = "ITest-Type";
+            public static string Name => "Joe";
+            public static string GetPath() => "Path";
+            public int GetAge();
+            public int GetId();
+        }
+
+        public class Foo : ITest {
+            int ITest.GetId() { return 100; }
+            int ITest.GetAge() { return 2; }
+        }
+
+        public class Zoo : Foo {
+            public static string Type = "Zoo-Type";
+        }
+    }
+'@
+        }
+    }
+
+    It "Access static/const members on the interface type" {
+        [InterfaceStaticMemberTest.ITest]::MyConst | Should -Be 17
+        [InterfaceStaticMemberTest.ITest]::Type | Should -Be "ITest-Type"
+        [InterfaceStaticMemberTest.ITest]::Name | Should -Be "Joe"
+        [InterfaceStaticMemberTest.ITest]::GetPath() | Should -Be "Path"
+
+        $type = [InterfaceStaticMemberTest.ITest]
+        $type::MyConst | Should -Be 17
+        $type::Type | Should -Be "ITest-Type"
+        $type::Name | Should -Be "Joe"
+        $type::GetPath() | Should -Be "Path"
+
+        { [InterfaceStaticMemberTest.ITest]::Name = 'Jane' } | Should -Throw -ErrorId 'PropertyAssignmentException'
+        { $type::Name = 'Jane' } | Should -Throw -ErrorId 'PropertyAssignmentException'
+    }
+
+    It "Access interface static/const members on the implementation type" {
+        [InterfaceStaticMemberTest.Foo]::MyConst | Should -Be 17
+        [InterfaceStaticMemberTest.Foo]::Type | Should -Be "ITest-Type"
+        [InterfaceStaticMemberTest.Foo]::Name | Should -Be "Joe"
+        [InterfaceStaticMemberTest.Foo]::GetPath() | Should -Be "Path"
+        [InterfaceStaticMemberTest.Foo]::get_Name() | Should -Be "Joe"
+
+        $type = [InterfaceStaticMemberTest.Foo]
+        $type::MyConst | Should -Be 17
+        $type::Type | Should -Be "ITest-Type"
+        $type::Name | Should -Be "Joe"
+        $type::GetPath() | Should -Be "Path"
+        $type::get_Name() | Should -Be "Joe"
+
+        { [InterfaceStaticMemberTest.Foo]::Name = 'Jane' } | Should -Throw -ErrorId 'PropertyAssignmentException'
+        { $type::Name = 'Jane' } | Should -Throw -ErrorId 'PropertyAssignmentException'
+    }
+
+    It "Static field with the same name on the implementation type overrides the one from the interface" {
+        [InterfaceStaticMemberTest.Zoo]::Type | Should -Be "Zoo-Type"
+
+        $type = [InterfaceStaticMemberTest.Zoo]
+        $type::Type | Should -Be "Zoo-Type"
+
+        $nameMember = $type | Get-Member -Static -Name Name
+        $nameMember | Should -Not -BeNullOrEmpty
+        $nameMember.Name | Should -Be "Name"
+        $nameMember.MemberType | Should -Be "Property"
+
+        $getNameMember = $type | Get-Member -Static -Name 'get_Name'
+        $getNameMember | Should -BeNullOrEmpty
+
+        $getNameMember = $type | Get-Member -Static -Name 'get_Name' -Force
+        $getNameMember | Should -Not -BeNullOrEmpty
+        $getNameMember.Name | Should -Be "get_Name"
+        $getNameMember.MemberType | Should -Be "Method"
+
+        $type::Name | Should -Be "Joe"
+        $type::get_Name() | Should -Be "Joe"
+    }
+
+    It "Explicitly implemented interface members are visible/accessible by default" {
+        $obj = [InterfaceStaticMemberTest.Zoo]::new()
+
+        $ageMember = $obj | Get-Member -Name GetAge
+        $ageMember | Should -Not -BeNullOrEmpty
+        $ageMember.Name | Should -Be "GetAge"
+        $ageMember.MemberType | Should -Be "Method"
+        $ageMember.Definition | Should -Be "int ITest.GetAge()"
+
+        $idMember = $obj | Get-Member -Name GetId
+        $idMember | Should -Not -BeNullOrEmpty
+        $idMember.Name | Should -Be "GetId"
+        $idMember.MemberType | Should -Be "Method"
+        $idMember.Definition | Should -Be "int ITest.GetId()"
+
+        $obj.GetAge() | Should -Be 2
+        $obj.GetId() | Should -Be 100
+    }
+}