Add failing test that repros #75

Author: AArnott

src/ImmutableObjectGraph.Generation.Tests/CodeGenTests.cs

@@ -68,6 +68,12 @@ public async Task NoFieldsAndOneScalarFieldDerived_HasCreateMethod()
             Assert.Equal(1, result.DeclaredMethods.Count(m => m.ContainingType.Name == "NotSoEmptyDerived" && m.Name == "Create" && m.Parameters.Length == 1 && m.IsStatic));
         }
 
+        [Fact]
+        public async Task ByteArray_CanBuild()
+        {
+            var result = await this.GenerateFromStreamAsync("ByteArray");
+        }
+
         [Fact]
         public async Task OneScalarFieldAndEmptyDerived_HasCreateMethod()
         {

src/ImmutableObjectGraph.Generation.Tests/ImmutableObjectGraph.Generation.Tests.csproj

@@ -57,6 +57,7 @@
     <Compile Include="TestSources\AbstractClassMidTypeHierarchyWithRequiredField.cs">
       <Generator>MSBuild:GenerateCodeFromAttributes</Generator>
     </Compile>
+    <EmbeddedResource Include="TestSources\ByteArray.cs" />
     <Compile Include="TestSources\Generations.cs">
       <Generator>MSBuild:GenerateCodeFromAttributes</Generator>
     </Compile>

src/ImmutableObjectGraph.Generation.Tests/TestSources/ByteArray.cs

@@ -0,0 +1,8 @@
+namespace ImmutableObjectGraph.Generation.Tests.TestSources
+{
+    [GenerateImmutable]
+    partial class ByteArray
+    {
+        readonly byte[] secret;
+    }
+}