enable nullable annotations in unit tests (#837)

8 files changed, 10 insertions, 25 deletions

diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetCollection.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetCollection.cs
index 54aa1c6c..8bedd583 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetCollection.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetCollection.cs
@@ -1,12 +1,8 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace -- matches Stardew Valley's code
-using System.Collections;
-using System.Collections.Generic;
 using System.Collections.ObjectModel;
 
 namespace Netcode
 {
     /// <summary>A simplified version of Stardew Valley's <c>Netcode.NetCollection</c> for unit testing.</summary>
-    public class NetCollection<T> : Collection<T>, IList<T>, ICollection<T>, IEnumerable<T>, IEnumerable { }
+    public class NetCollection<T> : Collection<T> { }
 }
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetFieldBase.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetFieldBase.cs
index 1c349a0b..8f6b8987 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetFieldBase.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetFieldBase.cs
@@ -1,5 +1,3 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace -- matches Stardew Valley's code
 namespace Netcode
 {
@@ -9,10 +7,13 @@ namespace Netcode
     public class NetFieldBase<T, TSelf> where TSelf : NetFieldBase<T, TSelf>
     {
         /// <summary>The synchronised value.</summary>
-        public T Value { get; set; }
+        public T? Value { get; set; }
 
         /// <summary>Implicitly convert a net field to the its type.</summary>
         /// <param name="field">The field to convert.</param>
-        public static implicit operator T(NetFieldBase<T, TSelf> field) => field.Value;
+        public static implicit operator T?(NetFieldBase<T, TSelf> field)
+        {
+            return field.Value;
+        }
     }
 }
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetInt.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetInt.cs
index e8e1dc63..b3abc467 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetInt.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetInt.cs
@@ -1,5 +1,3 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace -- matches Stardew Valley's code
 namespace Netcode
 {
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetList.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetList.cs
index f7fb9617..33e616fb 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetList.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetList.cs
@@ -1,11 +1,8 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace -- matches Stardew Valley's code
-using System.Collections;
 using System.Collections.Generic;
 
 namespace Netcode
 {
     /// <summary>A simplified version of Stardew Valley's <c>Netcode.NetObjectList</c> for unit testing.</summary>
-    public class NetList<T> : List<T>, IList<T>, ICollection<T>, IEnumerable<T>, IEnumerable { }
+    public class NetList<T> : List<T> { }
 }
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetObjectList.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetObjectList.cs
index 74c17843..7814e7d6 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetObjectList.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/Netcode/NetObjectList.cs
@@ -1,5 +1,3 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace -- matches Stardew Valley's code
 namespace Netcode
 {
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Farmer.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Farmer.cs
index bdbf9b45..dbd05792 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Farmer.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Farmer.cs
@@ -1,7 +1,5 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace, InconsistentNaming -- matches Stardew Valley's code
-#pragma warning disable 649 // (never assigned) -- only used to test type conversions
+// ReSharper disable UnusedMember.Global -- used dynamically for unit tests
 using System.Collections.Generic;
 
 namespace StardewValley
@@ -10,6 +8,6 @@ namespace StardewValley
     internal class Farmer
     {
         /// <summary>A sample field which should be replaced with a different property.</summary>
-        public readonly IDictionary<string, int[]> friendships;
+        public readonly IDictionary<string, int[]> friendships = new Dictionary<string, int[]>();
     }
 }
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Item.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Item.cs
index d1f0afc4..d50deb72 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Item.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Item.cs
@@ -1,6 +1,5 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace, InconsistentNaming -- matches Stardew Valley's code
+// ReSharper disable UnusedMember.Global -- used dynamically for unit tests
 using Netcode;
 
 namespace StardewValley
diff --git a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Object.cs b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Object.cs
index f54b22fe..151010a7 100644
--- a/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Object.cs
+++ b/src/SMAPI.ModBuildConfig.Analyzer.Tests/Mock/StardewValley/Object.cs
@@ -1,5 +1,3 @@
-#nullable disable
-
 // ReSharper disable CheckNamespace, InconsistentNaming -- matches Stardew Valley's code
 using Netcode;