Update assertions using Assert.Single

Author: Meaghan Lewis

test/GitHub.InlineReviews.UnitTests/Models/DiffUtilitiesTests.cs

@@ -27,7 +27,7 @@ public void HeaderOnly_OneChunkNoLines(string header)
             {
                 var chunks = DiffUtilities.ParseFragment(header);
 
-				//Assert.Single(chunks);
+                Assert.That(chunks, Has.One.Items);
 				var chunk = chunks.First();
 				Assert.That(chunk.Lines, Is.Empty);
             }

test/GitHub.InlineReviews.UnitTests/Tags/InlineCommentTaggerTests.cs

@@ -44,7 +44,7 @@ public void ShouldReturnShowCommentTagForRhs()
                 var firstPass = target.GetTags(span);
                 var result = target.GetTags(span).ToList();
 
-                //Assert.Single(result);
+                Assert.That(result, Has.One.Items);
                 Assert.That(result[0].Tag, Is.InstanceOf(typeof(ShowInlineCommentTag)));
             }
 
@@ -61,7 +61,7 @@ public void ShouldReturnAddNewCommentTagForAddedLineOnRhs()
                 var firstPass = target.GetTags(span);
                 var result = target.GetTags(span).ToList();
 
-                //Assert.Single(result);
+                Assert.That(result, Has.One.Items);
                 Assert.That(result[0].Tag, Is.InstanceOf(typeof(AddInlineCommentTag)));
             }
 
@@ -94,7 +94,7 @@ public void ShouldReturnShowCommentTagForLhs()
                 var firstPass = target.GetTags(span);
                 var result = target.GetTags(span).ToList();
 
-                /**Assert.Single(result);**/
+                Assert.That(result, Has.One.Items);
                 Assert.That(result[0].Tag, Is.InstanceOf(typeof(ShowInlineCommentTag)));
             }
 
@@ -111,7 +111,7 @@ public void ShouldReturnAddCommentTagForLhs()
                 var firstPass = target.GetTags(span);
                 var result = target.GetTags(span).ToList();
 
-                //Assert.Single(result);
+                Assert.That(result, Has.One.Items);
                 Assert.That(result[0].Tag, Is.InstanceOf(typeof(AddInlineCommentTag)));
             }
 
@@ -221,7 +221,7 @@ public void ShouldReturnShowCommentTag()
                 var firstPass = target.GetTags(span);
                 var result = target.GetTags(span).ToList();
 
-                //Assert.Single(result);
+                Assert.That(result, Has.One.Items);
                 Assert.That(result[0].Tag, Is.InstanceOf(typeof(ShowInlineCommentTag)));
             }
 
@@ -238,7 +238,7 @@ public void ShouldReturnAddNewCommentTagForAddedLine()
                 var firstPass = target.GetTags(span);
                 var result = target.GetTags(span).ToList();
 
-                //Assert.Single(result);
+                Assert.That(result, Has.One.Items);
                 Assert.That(result[0].Tag, Is.InstanceOf(typeof(AddInlineCommentTag)));
             }
 

test/GitHub.InlineReviews.UnitTests/ViewModels/NewInlineCommentThreadViewModelTests.cs

@@ -22,7 +22,7 @@ public void CreatesReplyPlaceholder()
                 10,
                 false);
 
-            //Assert.Single(target.Comments);
+            Assert.That(target.Comments, Has.One.Items);
             Assert.AreEqual(string.Empty, target.Comments[0].Body);
             Assert.AreEqual(CommentEditState.Editing, target.Comments[0].EditState);
         }