Test - Execute Command Async

Author: abhinavminhas

QueryDB.Core.Tests/QueryDBTests.cs

@@ -1,5 +1,6 @@
 using Microsoft.VisualStudio.TestTools.UnitTesting;
 using System.Collections.Generic;
+using System.Threading.Tasks;
 
 namespace QueryDB.Core.Tests
 {
@@ -21,6 +22,18 @@ public void ExecuteCommand_UnknownDB_ReturnsNegativeOne()
             Assert.AreEqual(-1, result);
         }
 
+        [TestMethod]
+        [TestCategory(DB_TESTS), TestCategory(UNKNOW_DB_TESTS)]
+        public async Task ExecuteCommandAsync_UnknownDB_ReturnsNegativeOne()
+        {
+            string sqlStatement = "DELETE FROM users";
+
+            var dbContext = new DBContext((DB)999, "some_invalid_connection_string");
+            var result = await dbContext.ExecuteCommandAsync(sqlStatement);
+
+            Assert.AreEqual(-1, result);
+        }
+
         [TestMethod]
         [TestCategory(DB_TESTS), TestCategory(UNKNOW_DB_TESTS)]
         public void ExecuteTransaction_UnknownDB_ReturnsFalse()