Enterprise Library Test Guide - Willy .Net

66
Enterprise Library Test Guide
Test case Result Automated test
Verify that custom
database classes
that are derived from
the Database class
can be added to the
application block
and configured from
Passed In this example, the custom database class CustomMock-
Database derives from the Database class. The Enterprise
Library Core uses information in the configuration file to add
the custom class to the application block.
[DatabaseAssembler(typeof(CustomDatabaseCustomAsse
mbler))]
public class CustomMockDatabase : Database
information in the
{
public CustomMockDatabase(string connectionconfiguration
source.
String):base(connectionString,SqlClientFactory.
Instance)
{
…
}
protected override void DeriveParameters(System.
Data.Common.DbCommand discoveryCommand)
{
…
);
}
public class CustomDatabaseCustomAssembler : IDatabaseAssembler
{
public Database Assemble(string name, System.
Configuration.ConnectionStringSettings connection-
StringSettings, Microsoft.Practices.EnterpriseLibrary.Common.Configuration.IConfigurationSource
configurationSource)
{
return new CustomMockDatabase(connectionStringSett
ings.ConnectionString);
}
}
The following is the information in the configuration file.
The following is the test case.
[TestMethod]
public void CreateCustomDatabaseTest()
{
Database db= DatabaseFactory.CreateDatabase("Cus
tomDatabase");
Assert.IsNotNull(db);
}