Collecting other offending case comparisons

Author: StanleyGoldman

src/GitHub.App/Services/PullRequestService.cs

@@ -392,7 +392,7 @@ public IObservable<Unit> Checkout(ILocalRepositoryModel repository, PullRequestD
                     {
                         await gitClient.Checkout(repo, localBranchName);
                     }
-                    else if (repository.CloneUrl.Owner == pullRequest.HeadRepositoryOwner)
+                    else if (string.Equals(repository.CloneUrl.Owner, pullRequest.HeadRepositoryOwner, StringComparison.OrdinalIgnoreCase))
                     {
                         var remote = await gitClient.GetHttpRemote(repo, "origin");
                         await gitClient.Fetch(repo, remote.Name);
@@ -524,7 +524,7 @@ public IObservable<bool> EnsureLocalBranchesAreMarkedAsPullRequests(ILocalReposi
 
         public bool IsPullRequestFromRepository(ILocalRepositoryModel repository, PullRequestDetailModel pullRequest)
         {
-            return string.Equals(repository?.CloneUrl.Owner, pullRequest.HeadRepositoryOwner, StringComparison.OrdinalIgnoreCase);
+            return string.Equals(repository.CloneUrl?.Owner, pullRequest.HeadRepositoryOwner, StringComparison.OrdinalIgnoreCase);
         }
 
         public IObservable<Unit> SwitchToBranch(ILocalRepositoryModel repository, PullRequestDetailModel pullRequest)

src/GitHub.InlineReviews/Services/PullRequestSessionManager.cs

@@ -225,7 +225,7 @@ async Task<PullRequestSession> GetSessionInternal(string owner, string name, int
         {
             PullRequestSession session = null;
             WeakReference<PullRequestSession> weakSession;
-            var key = Tuple.Create(owner, number);
+            var key = Tuple.Create(owner.ToLowerInvariant(), number);
 
             if (sessions.TryGetValue(key, out weakSession))
             {