add test cases for record types

Author: smdn

tests/Smdn.Reflection.ReverseGenerating/Smdn.Reflection.ReverseGenerating/Generator.TypeDeclaration.cs

@@ -447,6 +447,38 @@ public class CCloseNested<U> { }
           }
         }
       }
+
+      namespace Records {
+        namespace RecordClasses {
+          [SkipTestCase("`record` types are not supported currently")]
+          [TypeDeclarationTestCase("public record RExpected(int X, string Y);")]
+          public record RExpected(int X, string Y);
+
+          [TypeDeclarationTestCase("public class R0")]
+          public record R0(int X, string Y);
+
+          [TypeDeclarationTestCase("public class R1")]
+          public record class R1(int X, string Y);
+        }
+
+        namespace RecordStructs {
+          [SkipTestCase("`record` types are not supported currently")]
+          [TypeDeclarationTestCase("public record struct RSExpected(int X, string Y);")]
+          public record struct RSExpected(int X, string Y);
+
+          [TypeDeclarationTestCase("public struct RS0")]
+          public record struct RS0(int X, string Y);
+
+          namespace ReadOnlyRecordStructs {
+            [SkipTestCase("`record` types are not supported currently")]
+            [TypeDeclarationTestCase("public readonly record struct RRSExpected(int X, string Y);")]
+            public readonly record struct RRSExpected(int X, string Y);
+
+            [TypeDeclarationTestCase("public readonly struct RRS0")]
+            public readonly record struct RRS0(int X, string Y);
+          }
+        }
+      }
     }
   }