Simplify tests in SA1121UnitTests

Author: sharwell

StyleCop.Analyzers/StyleCop.Analyzers.Test/ReadabilityRules/SA1121UnitTests.cs

@@ -775,23 +775,6 @@ public void Bar()
 
         [Fact]
         public async Task TestMissleadingUsingAsync()
-        {
-            string testCode = @"namespace Foo
-{
-  using Int32 = System.UInt32;
-  class Bar
-  {
-    Int32 value = 3;
-  }
-}
-";
-            DiagnosticResult expected = this.CSharpDiagnostic().WithLocation(6, 5);
-
-            await this.VerifyCSharpDiagnosticAsync(testCode, expected, CancellationToken.None).ConfigureAwait(false);
-        }
-
-        [Fact]
-        public async Task TestMissleadingUsingCodeFixAsync()
         {
             string oldSource = @"namespace Foo
 {
@@ -812,28 +795,15 @@ class Bar
 }
 ";
 
-            await this.VerifyCSharpFixAsync(oldSource, newSource, allowNewCompilerDiagnostics: true).ConfigureAwait(false);
-        }
-
-        [Fact]
-        public async Task TestUsingNameChangeAsync()
-        {
-            string testCode = @"namespace Foo
-{
-  using MyInt = System.UInt32;
-  class Bar
-  {
-    MyInt value = 3;
-  }
-}
-";
             DiagnosticResult expected = this.CSharpDiagnostic().WithLocation(6, 5);
 
-            await this.VerifyCSharpDiagnosticAsync(testCode, expected, CancellationToken.None).ConfigureAwait(false);
+            await this.VerifyCSharpDiagnosticAsync(oldSource, expected, CancellationToken.None).ConfigureAwait(false);
+            await this.VerifyCSharpDiagnosticAsync(newSource, EmptyDiagnosticResults, CancellationToken.None).ConfigureAwait(false);
+            await this.VerifyCSharpFixAsync(oldSource, newSource, allowNewCompilerDiagnostics: true).ConfigureAwait(false);
         }
 
         [Fact]
-        public async Task TestUsingNameChangeCodeFixAsync()
+        public async Task TestUsingNameChangeAsync()
         {
             string oldSource = @"namespace Foo
 {
@@ -854,6 +824,10 @@ class Bar
 }
 ";
 
+            DiagnosticResult expected = this.CSharpDiagnostic().WithLocation(6, 5);
+
+            await this.VerifyCSharpDiagnosticAsync(oldSource, expected, CancellationToken.None).ConfigureAwait(false);
+            await this.VerifyCSharpDiagnosticAsync(newSource, EmptyDiagnosticResults, CancellationToken.None).ConfigureAwait(false);
             await this.VerifyCSharpFixAsync(oldSource, newSource, allowNewCompilerDiagnostics: true).ConfigureAwait(false);
         }