Make RemoteCollection mockable

Author: yorah

LibGit2Sharp/RemoteCollection.cs

@@ -14,6 +14,12 @@ public class RemoteCollection : IEnumerable<Remote>
     {
         private readonly Repository repository;
 
+        /// <summary>
+        ///   Needed for mocking purposes.
+        /// </summary>
+        protected RemoteCollection()
+        { }
+
         internal RemoteCollection(Repository repository)
         {
             this.repository = repository;
@@ -24,7 +30,7 @@ internal RemoteCollection(Repository repository)
         /// </summary>
         /// <param name = "name">The name of the remote to retrieve.</param>
         /// <returns>The retrived <see cref = "Remote" /> if it has been found, null otherwise.</returns>
-        public Remote this[string name]
+        public virtual Remote this[string name]
         {
             get { return RemoteForName(name); }
         }
@@ -57,7 +63,7 @@ private Remote RemoteForName(string name)
         ///   Returns an enumerator that iterates through the collection.
         /// </summary>
         /// <returns>An <see cref = "IEnumerator{T}" /> object that can be used to iterate through the collection.</returns>
-        public IEnumerator<Remote> GetEnumerator()
+        public virtual IEnumerator<Remote> GetEnumerator()
         {
             return Libgit2UnsafeHelper
                 .ListAllRemoteNames(repository.Handle)
@@ -83,7 +89,7 @@ IEnumerator IEnumerable.GetEnumerator()
         /// <param name = "name">The name of the remote to create.</param>
         /// <param name = "url">The location of the repository.</param>
         /// <returns>A new <see cref = "Remote" />.</returns>
-        public Remote Add(string name, string url)
+        public virtual Remote Add(string name, string url)
         {
             string fetchRefSpec = string.Format("+refs/heads/*:refs/remotes/{0}/*", name);
 
@@ -112,7 +118,7 @@ public Remote Create(string name, string url)
         /// <param name = "url">The location of the repository.</param>
         /// <param name = "fetchRefSpec">The refSpec to be used when fetching from this remote..</param>
         /// <returns>A new <see cref = "Remote" />.</returns>
-        public Remote Add(string name, string url, string fetchRefSpec)
+        public virtual Remote Add(string name, string url, string fetchRefSpec)
         {
             Ensure.ArgumentNotNull(name, "name");
             Ensure.ArgumentNotNull(url, "url");