Fix tests.

Author: JohanLarsson

ValidCode/Interfaces/Generic.cs

@@ -31,7 +31,7 @@ public T Value
         {
             get => this.value;
 #pragma warning disable CS8601 // Possible null reference assignment.
-            set => this.Value = (T)value;
+            set => this.Value = (T?)value;
 #pragma warning restore CS8601 // Possible null reference assignment.
         }
 

ValidCode/Interfaces/GenericAutoProperty.cs

@@ -31,7 +31,7 @@ public T Value
         {
             get => this.Value;
 #pragma warning disable CS8601 // Possible null reference assignment.
-            set => this.Value = (T)value;
+            set => this.Value = (T?)value;
 #pragma warning restore CS8601 // Possible null reference assignment.
         }
 

ValidCode/Interfaces/GenericClass.cs

@@ -31,7 +31,7 @@ public T Value
         {
             get => this.value;
 #pragma warning disable CS8601 // Possible null reference assignment.
-            set => this.Value = (T)value;
+            set => this.Value = (T?)value;
 #pragma warning restore CS8601 // Possible null reference assignment.
         }
 

ValidCode/Recursion/StatementBodies.cs

@@ -2,7 +2,6 @@
 #pragma warning disable INPC007, INPC015, INPC020, CS0067
 namespace ValidCode.Recursion
 {
-    using System.Collections.Generic;
     using System.ComponentModel;
     using System.Runtime.CompilerServices;
 

ValidCode/WithEventDeclaration.cs

@@ -9,7 +9,7 @@ public sealed class WithEventDeclaration : INotifyPropertyChanged
     {
         private string? name;
 
-        public event PropertyChangedEventHandler PropertyChanged
+        public event PropertyChangedEventHandler? PropertyChanged
         {
             add => this.propertyChanged += value;
             remove => this.propertyChanged -= value;

ValidCode/WithEventDeclarationNullableDisabled.cs

@@ -0,0 +1,40 @@
+#nullable disable
+namespace ValidCode
+{
+    using System.ComponentModel;
+    using System.Runtime.CompilerServices;
+
+    public sealed class WithEventDeclarationNullableDisabled : INotifyPropertyChanged
+    {
+        private string name;
+
+        public event PropertyChangedEventHandler PropertyChanged
+        {
+            add => this.propertyChanged += value;
+            remove => this.propertyChanged -= value;
+        }
+
+        private event PropertyChangedEventHandler propertyChanged;
+
+        public string Name
+        {
+            get => this.name;
+
+            set
+            {
+                if (value == this.name)
+                {
+                    return;
+                }
+
+                this.name = value;
+                this.OnPropertyChanged();
+            }
+        }
+
+        private void OnPropertyChanged([CallerMemberName] string propertyName = null)
+        {
+            this.propertyChanged?.Invoke(this, new PropertyChangedEventArgs(propertyName));
+        }
+    }
+}