testing db update

test/Mandatory/Database.cs

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+using Xunit;
+using Xunit.Abstractions;
+
+namespace test.Mandatory
+{
+    [Collection("EMaillingTeststCollection")]
+    [Trait("regres", "no")]
+    [Trait("dev", "wip")]
+    public class Database: IClassFixture<ServerSideFixture>
+    {
+        ServerSideFixture _serverFixture;
+        ITestOutputHelper output;
+        public Database(ServerSideFixture serverFixture, ITestOutputHelper output)
+        {
+            this.output = output;
+            _serverFixture = serverFixture;
+            
+            output.WriteLine($"Startup.TestDbSettings.Database was {Startup.TestDbSettings.Database}");
+        }
+
+        /// <summary>
+        /// Assuming we're using an account that may create databases, 
+        /// Install all our migrations in a fresh new database.
+        /// </summary>
+        [Fact]
+        public void InstallFromScratchUsingPoweredNpgsqlUser()
+        {
+            if (_serverFixture.DbCreated)
+                _serverFixture.DropTestDb();
+            
+            _serverFixture.CreateTestDb();
+            _serverFixture.UpgradeDb();
+        }
+    }
+}