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ProviderHelperTest.cs
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104 lines (90 loc) · 3.28 KB
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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NUnit.Framework;
using System.Data;
using Simple.Data.Ado.Schema;
using System.ComponentModel.Composition;
namespace Simple.Data.Ado.Test
{
[TestFixture]
public class ProviderHelperTest
{
[Test]
public void ShouldNotRequestExportableTypeFromServiceProvider()
{
var helper = new ProviderHelper();
var connectionProvider = new StubConnectionAndServiceProvider();
var actual = helper.GetCustomProvider<ITestInterface>(connectionProvider);
Assert.IsNull(connectionProvider.RequestedServiceType);
}
[Test]
public void ShouldRequestNonExportedTypeFromServiceProvider()
{
var helper = new ProviderHelper();
var connectionProvider = new StubConnectionAndServiceProvider();
var actual = helper.GetCustomProvider<IQueryPager>(connectionProvider);
Assert.AreEqual(typeof(IQueryPager), connectionProvider.RequestedServiceType);
}
[Test]
public void ShouldReturnNonExportedTypeFromServiceProvider()
{
var helper = new ProviderHelper();
var connectionProvider = new StubConnectionAndServiceProvider();
var actual = helper.GetCustomProvider<IQueryPager>(connectionProvider);
Assert.IsInstanceOf(typeof(IQueryPager), actual);
}
public class StubConnectionAndServiceProvider : IConnectionProvider, IServiceProvider
{
public void SetConnectionString(string connectionString)
{
throw new NotImplementedException();
}
public IDbConnection CreateConnection()
{
throw new NotImplementedException();
}
public ISchemaProvider GetSchemaProvider()
{
throw new NotImplementedException();
}
public string ConnectionString
{
get { throw new NotImplementedException(); }
}
public bool SupportsCompoundStatements
{
get { throw new NotImplementedException(); }
}
public string GetIdentityFunction()
{
throw new NotImplementedException();
}
public bool SupportsStoredProcedures
{
get { throw new NotImplementedException(); }
}
public IProcedureExecutor GetProcedureExecutor(AdoAdapter adapter, ObjectName procedureName)
{
throw new NotImplementedException();
}
public Type RequestedServiceType { get; private set; }
public Object GetService(Type serviceType)
{
this.RequestedServiceType = serviceType;
return new StubQueryPager();
}
}
public class StubQueryPager : IQueryPager
{
public IEnumerable<string> ApplyPaging(string sql, int skip, int take)
{
throw new NotImplementedException();
}
}
public interface ITestInterface { }
[Export(typeof(ITestInterface))]
public class TestClass : ITestInterface { }
}
}