Clean up the asserts tests, removing the comments that no longer appl…

…ies and reorg the helper routines.

RubberduckTests/UnitTesting/AssertTests.cs

@@ -4,11 +4,6 @@
 
 namespace RubberduckTests.UnitTesting
 {
-    //NOTE: The tests for reference equity are ignored pending some way of figuring out how to test the correct behavior.
-    //These methods have to check to see if the parameters are COM objects (see https://github.com/rubberduck-vba/Rubberduck/issues/2848)
-    //to make the result match the VBA interpretations of reference and value types.  Similarly, the SequenceEqual and NotSequenceEqual
-    //methods remain untested because they make several of the same Type tests that are AFAIK impossible to mock.
-
     [TestFixture]
     public class AssertTests
     {
@@ -27,6 +22,11 @@ public void Cleanup()
             AssertHandler.OnAssertCompleted -= AssertHandler_OnAssertCompleted;
         }
 
+        private void AssertHandler_OnAssertCompleted(object sender, AssertCompletedEventArgs e)
+        {
+            _args = e;
+        }
+
         [Category("Unit Testing")]
         [Test]
         public void IsTrueSucceedsWithTrueExpression()
@@ -278,11 +278,6 @@ public void InconclusiveShouldBeInconclusive()
             Assert.AreEqual(TestOutcome.Inconclusive, _args.Outcome);
         }
 
-        private void AssertHandler_OnAssertCompleted(object sender, AssertCompletedEventArgs e)
-        {
-            _args = e;
-        }
-
         [Category("Unit Testing")]
         [Test]
         public void NullValuesAreEqual()