diff --git a/‎lib/repository.js‎
Lines changed: 28 additions & 0 deletions b/‎lib/repository.js‎
Lines changed: 28 additions & 0 deletions
diff --git a/‎test/tests/commit.js‎
Lines changed: 61 additions & 2 deletions b/‎test/tests/commit.js‎
Lines changed: 61 additions & 2 deletions
@@ -586,6 +586,34 @@ Repository.prototype.createCommit = function(
   }, callback);
 };
 
+/**
+ * Create a commit that is digitally signed
+ *
+ * @async
+ * @param {String} commit_content
+ * @param {String} signature
+ * @param {String} signature_field
+ * @return {Oid} The oid of the commit
+ */
+Repository.prototype.createCommitWithSignature = function(
+  commit_content, signature, signature_field, callback) {
+
+  var repo = this;
+
+  return Commit.createWithSignature(
+    repo,
+    commit_content,
+    signature,
+    signature_field || "gpgsig"
+    ).then(function(commit) {
+      if (typeof callback === "function") {
+        callback(null, commit);
+      }
+
+      return commit;
+  }, callback);
+};
+
 /**
  * Creates a new commit on HEAD from the list of passed in files
  *
 
@@ -199,7 +199,6 @@ describe("Commit", function() {
     });
   });
 
-
   it("can amend commit", function(){
     var commitToAmendId = "315e77328ef596f3bc065d8ac6dd2c72c09de8a5";
     var expectedAmendedCommitId = "57836e96555243666ea74ea888310cc7c41d4613";
@@ -720,7 +719,67 @@ describe("Commit", function() {
   });
 
   describe("Commit's Signature", function() {
-    it.only("Can retrieve the gpg signature from a commit", function() {
+
+    it("Can create a signed commit", function() {
+      var expectedCommitId = "b78570159824e6fc161418a626a646933a10ea89";
+
+      // https://github.com/libgit2/libgit2/blob/master/tests/commit/write.c#L362-L384
+      var signature = "-----BEGIN PGP SIGNATURE-----\n" +
+        "Version: GnuPG v1.4.12 (Darwin)\n" +
+        "\n" +
+        "iQIcBAABAgAGBQJQ+FMIAAoJEH+LfPdZDSs1e3EQAJMjhqjWF+WkGLHju7pTw2al\n" +
+        "o6IoMAhv0Z/LHlWhzBd9e7JeCnanRt12bAU7yvYp9+Z+z+dbwqLwDoFp8LVuigl8\n" +
+        "JGLcnwiUW3rSvhjdCp9irdb4+bhKUnKUzSdsR2CK4/hC0N2i/HOvMYX+BRsvqweq\n" +
+        "AsAkA6dAWh+gAfedrBUkCTGhlNYoetjdakWqlGL1TiKAefEZrtA1TpPkGn92vbLq\n" +
+        "SphFRUY9hVn1ZBWrT3hEpvAIcZag3rTOiRVT1X1flj8B2vGCEr3RrcwOIZikpdaW\n" +
+        "who/X3xh/DGbI2RbuxmmJpxxP/8dsVchRJJzBwG+yhwU/iN3MlV2c5D69tls/Dok\n" +
+        "6VbyU4lm/ae0y3yR83D9dUlkycOnmmlBAHKIZ9qUts9X7mWJf0+yy2QxJVpjaTGG\n" +
+        "cmnQKKPeNIhGJk2ENnnnzjEve7L7YJQF6itbx5VCOcsGh3Ocb3YR7DMdWjt7f8pu\n" +
+        "c6j+q1rP7EpE2afUN/geSlp5i3x8aXZPDj67jImbVCE/Q1X9voCtyzGJH7MXR0N9\n" +
+        "ZpRF8yzveRfMH8bwAJjSOGAFF5XkcR/RNY95o+J+QcgBLdX48h+ZdNmUf6jqlu3J\n" +
+        "7KmTXXQcOVpN6dD3CmRFsbjq+x6RHwa8u1iGn+oIkX908r97ckfB/kHKH7ZdXIJc\n" +
+        "cpxtDQQMGYFpXK/71stq\n" +
+        "=ozeK\n" +
+        "-----END PGP SIGNATURE-----";
+
+      var commit_content = "tree 6b79e22d69bf46e289df0345a14ca059dfc9bdf6\n" +
+        "parent 34734e478d6cf50c27c9d69026d93974d052c454\n" +
+        "author Ben Burkert <ben@benburkert.com> 1358451456 -0800\n" +
+        "committer Ben Burkert <ben@benburkert.com> 1358451456 -0800\n" +
+        "\n" +
+        "a simple commit which works\n";
+
+      var repo;
+      var commit;
+
+      return NodeGit.Repository.open(reposPath)
+      .then(function(repoResult) {
+        repo = repoResult;
+        return repo.createCommitWithSignature(
+          commit_content,
+          signature);
+      })
+      .then(function(commitId) {
+        assert.equal(expectedCommitId, commitId);
+        return NodeGit.Commit.lookup(repo, commitId);
+      })
+      .then(function(commitResult) {
+        commit = commitResult;
+        return commit.getSignature();
+      })
+      .then(function(signatureInfoDefault) {
+        assert.equal(signature, signatureInfoDefault.signature);
+        assert.equal(commit_content, signatureInfoDefault.signedData);
+
+        return commit.getSignature("gpgsig");
+      })
+      .then(function(signatureInfo) {
+        assert.equal(signature, signatureInfo.signature);
+        assert.equal(commit_content, signatureInfo.signedData);
+      });
+    });
+
+    it("Can retrieve the gpg signature from a commit", function() {
       var expectedSignedData =
         "tree f4661419a6fbbe865f78644fec722c023ce4b65f\n" +
         "parent 32789a79e71fbc9e04d3eff7425e1771eb595150\n" +