fix(KeyApi): implement RenameAsync

Author: richardschneider

src/CoreApi/BlockApi.cs

@@ -22,7 +22,7 @@ internal BlockApi(IpfsClient ipfs)
             this.ipfs = ipfs;
         }
 
-        public async Task<IDataBlock> GetAsync(Cid id, CancellationToken cancel = default(CancellationToken)) // TODO CID support
+        public async Task<IDataBlock> GetAsync(Cid id, CancellationToken cancel = default(CancellationToken))
         {
             var data = await ipfs.DownloadBytesAsync("block/get", cancel, id);
             return new Block
@@ -101,7 +101,7 @@ public async Task<Cid> PutAsync(
             };
         }
 
-        public async Task<Cid> RemoveAsync(Cid id, bool ignoreNonexistent = false, CancellationToken cancel = default(CancellationToken)) // TODO CID support
+        public async Task<Cid> RemoveAsync(Cid id, bool ignoreNonexistent = false, CancellationToken cancel = default(CancellationToken))
         {
             var json = await ipfs.DoCommandAsync("block/rm", cancel, id, "force=" + ignoreNonexistent.ToString().ToLowerInvariant());
             if (json.Length == 0)

src/CoreApi/KeyApi.cs

@@ -72,9 +72,15 @@ internal KeyApi(IpfsClient ipfs)
                 .First();
         }
 
-        public Task<IKey> RenameAsync(string oldName, string newName, CancellationToken cancel = default(CancellationToken))
+        public async Task<IKey> RenameAsync(string oldName, string newName, CancellationToken cancel = default(CancellationToken))
         {
-            throw new NotImplementedException();
+            var json = await ipfs.DoCommandAsync("key/rename", cancel, oldName, $"arg={newName}");
+            var key = JObject.Parse(json);
+            return new KeyInfo
+            {
+                Id = (string)key["Id"],
+                Name = (string)key["Now"]
+            };
         }
 
         public Task<string> ExportAsync(string name, char[] password, CancellationToken cancel = default(CancellationToken))

test/CoreApi/KeyApiTest.cs

@@ -74,5 +74,39 @@ public async Task Remove_Key()
             Assert.IsFalse(keys.Any(k => k.Name == name));
         }
 
+        [TestMethod]
+        public async Task Rename_Key()
+        {
+            var oname = "net-api-test-rename1";
+            var rname = "net-api-test-rename2";
+            IpfsClient ipfs = TestFixture.Ipfs;
+            var okey = await ipfs.Key.CreateAsync(oname, "rsa", 1024);
+            try
+            {
+                Assert.AreEqual(oname, okey.Name);
+
+                var rkey = await ipfs.Key.RenameAsync(oname, rname);
+                Assert.AreEqual(okey.Id, rkey.Id);
+                Assert.AreEqual(rname, rkey.Name);
+
+                var keys = await ipfs.Key.ListAsync();
+                Assert.IsTrue(keys.Any(k => k.Name == rname));
+                Assert.IsFalse(keys.Any(k => k.Name == oname));
+            }
+            finally
+            {
+                try
+                {
+                    await ipfs.Key.RemoveAsync(oname);
+                }
+                catch (Exception) { }
+                try
+                {
+                    await ipfs.Key.RemoveAsync(rname);
+                }
+                catch (Exception) { }
+            }
+        }
+
     }
 }