Add test coverage commits query through globed references

Author: tclem

LibGit2Sharp.Tests/CommitFixture.cs

@@ -289,6 +289,28 @@ public void CanEnumerateCommitsFromMixedStartingPoints()
                     });
         }
 
+        [Fact]
+        public void CanEnumerateCommitsUsingGlob()
+        {
+            AssertEnumerationOfCommits(
+                repo => new Filter { Since = repo.Refs.FromGlob("refs/heads/*") },
+                new[]
+                   {
+                       "4c062a6", "e90810b", "6dcf9bf", "a4a7dce", "be3563a", "c47800c", "9fd738e", "4a202b3", "41bc8c6", "5001298", "5b5b025", "8496071"
+                   });
+        }
+
+        [Fact]
+        public void CanHideCommitsUsingGlob()
+        {
+            AssertEnumerationOfCommits(
+                repo => new Filter { Since = "refs/heads/packed-test", Until = repo.Refs.FromGlob("*/packed") },
+                new[]
+                   {
+                       "4a202b3", "5b5b025", "8496071"
+                   });
+        }
+
         [Fact]
         public void CanEnumerateCommitsFromAnAnnotatedTag()
         {