public void DataProviderNode()
{
TestingConfiguration config = new TestingConfiguration();
config.Load("desktop");
DataProviderNode node = config.DataProviderNodes["NohrosDataProvider"] as DataProviderNode;
Assert.AreEqual("NohrosDataProvider", node.Name);
Assert.AreEqual("Nohros.Data.SqlNohrosDataProvider, nohros.data", node.Type);
Assert.AreEqual(config.Location, node.Location);
Assert.AreEqual("SQLSERVER", node.ConnectionString);
Assert.AreEqual("dbo", node.DatabaseOwner);
Assert.AreEqual(DataSourceType.MsSql, node.DataSourceType);
}
/// <summary>
/// Creates an instance of the type designated by the specified
/// <paramref name="provider"/> object using a constructor with the
/// following signature:
/// .ctor(string database_owner, string connection_string);
/// </summary>
/// <param name="provider">A <see cref="DataProviderNode"/> object that
/// contains informations such the connection string, the database owner,
/// etc; that will be used to creates the designated provider instance.
/// </param>
/// <returns>A reference to the newly created object.</returns>
/// <remarks>
/// <para>
/// The connection string and database owner parameters passed to the
/// constructor will be extracted from the specified
/// <paramref name="provider"/> object.
/// </para>
/// <para>
/// The type defined by the <paramref name="provider"/> object must have
/// a constructor that accepts two strings as parameters. The first
/// parameter will be set to the provider database owner and the second
/// parameter will be set to the provider connection string.
/// </para>
/// <para>The <see cref="ProviderNode.AssemblyLocation"/> will be used as
/// a search location for assemblies that need to be loaded in order to
/// create the desired provider instance.
/// </para>
/// </remarks>
/// <exception cref="ArgumentNullException">provider is null.
/// </exception>
/// <exception cref="ProviderException">The type could not be created.
/// </exception>
protected static IDataProvider CreateDataProvider(
DataProviderNode provider)
{
return(CreateDataProvider(provider, provider.DatabaseOwner,
provider.ConnectionString));
}
/// <summary>
/// Creates an instance of the <see cref="IDataProvider"/> class by using
/// the specified <paramref name="provider"/> object and a list of
/// constructor arguments.
/// </summary>
/// <param name="provider">A <see cref="ProviderNode"/>
/// object that contains information about the class that should be
/// instantiated.</param>
/// <param name="args">An array of arguments that match in number, order,
/// and type the parameters of the constructor to invoke. If args is an
/// empty array or null, the constructor that takes no parameters(the
/// default constructor) is invoked.</param>
/// <remarks>
/// <para>The <see cref="ProviderNode.AssemblyLocation"/> will be used as
/// a search location for assemblies that need to be loaded in order to
/// create the desired provider instance.
/// </para>
/// </remarks>
/// <returns>An object that implements the <see cref="IDataProvider"/>
/// interface and has the same type that is defined by the
/// <paramref name="provider"/> object.</returns>
/// <exception cref="ArgumentNullException">provider is null.
/// </exception>
/// <exception cref="ProviderException">The type could not be created.
/// </exception>
protected static IDataProvider CreateDataProvider(
DataProviderNode provider, params object[] args)
{
return(ProviderHelper.CreateFromProviderNode <IDataProvider>(
provider, args));
}
