Add unit tests for the SqliteStorageEngineBuilder class

src/Openchain.Sqlite/SqliteStorageEngineBuilder.cs

@@ -25,12 +25,7 @@ public class SqliteStorageEngineBuilder : IComponentBuilder<SqliteLedger>
         private static readonly string columnAlreadyExistsMessage = "SQLite Error 1: 'duplicate column name: Name'";
         private string filename;
 
-        public string Name { get; } = "Sqlite";
-
-        public SqliteStorageEngineBuilder(string filename)
-        {
-            this.filename = filename;
-        }
+        public string Name { get; } = "SQLite";
 
         public SqliteStorageEngineBuilder()
         { }

test/Openchain.Sqlite.Tests/SqliteStorageEngineBuilderTests.cs

@@ -0,0 +1,59 @@
+// Copyright 2015 Coinprism, Inc.
+// 
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+// 
+//     http://www.apache.org/licenses/LICENSE-2.0
+// 
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+using System.Collections.Generic;
+using System.Data;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace Openchain.Sqlite.Tests
+{
+    public class SqliteStorageEngineBuilderTests
+    {
+        [Fact]
+        public void Name_Success()
+        {
+            Assert.Equal("SQLite", new SqliteStorageEngineBuilder().Name);
+        }
+
+        [Fact]
+        public async Task Build_Success()
+        {
+            Dictionary<string, string> parameters = new Dictionary<string, string>() { ["path"] = ":memory:" };
+            SqliteStorageEngineBuilder builder = new SqliteStorageEngineBuilder();
+
+            await builder.Initialize(parameters);
+
+            SqliteLedger ledger = builder.Build(null);
+
+            Assert.NotNull(ledger);
+        }
+
+        [Fact]
+        public async Task InitializeTables_CallTwice()
+        {
+            Dictionary<string, string> parameters = new Dictionary<string, string>() { ["path"] = ":memory:" };
+            SqliteStorageEngineBuilder builder = new SqliteStorageEngineBuilder();
+
+            await builder.Initialize(parameters);
+
+            SqliteLedger ledger = builder.Build(null);
+
+            await SqliteStorageEngineBuilder.InitializeTables(ledger.Connection);
+            await SqliteStorageEngineBuilder.InitializeTables(ledger.Connection);
+
+            Assert.Equal(ConnectionState.Open, ledger.Connection.State);
+        }
+    }
+}