public void SelectMaxTest()
{
using (ShimsContext.Create())
{
//Verify the ExecuteNonQuery will call SqlCommand.ExecuteNonQuery
System.Data.SqlClient.Fakes.ShimSqlCommand.AllInstances.ExecuteDbDataReaderCommandBehavior =
(s, c) =>
{
if (!s.CommandText.StartsWithIgnoreCase("SELECT"))
{
return(null);
}
if (
!s.CommandText.ContainsIgnoreCase(
"MAX([O].[Freight]) [Max],MIN([O].[Freight]) [Min],SUM([O].[Freight]) [Sum],AVG([O].[Freight]) [Avg],[E].[EmployeeID],[O].[OrderID]"))
{
return(null);
}
if (s.Parameters.Count <= 1)
{
return(null);
}
return(new CsvAdapter("TestData\\Employees.csv").Read().CreateDataReader());
};
using (var sql = new SqlQueryBuilderContext(ConnectionName))
{
var select = sql.CreateSelectQuery();
select.Fields(f =>
new Field[]
{
f.Max("O.Freight").As("Max"),
f.Min("O.Freight").As("Min"),
f.Sum("O.Freight").As("Sum"),
f.Avg("O.Freight").As("Avg")
}
)
.Fields("E.EmployeeID", "O.OrderID")
.From(t => t.Field("Employees").As("E")
.InnerJoin("Orders")
.As("O")
.On(j => j.Field("E.EmployeeID").EqualsField("O.EmployeeID"))
.InnerJoin("Order Details")
.As("D")
.On(j => j.Field("D.OrderID").EqualsField("O.OrderID"))
)
.Where(f => f.Field("E.TitleOfCourtesy").In("Ms.", "Dr.")
& f.Field("D.OrderID").In(10258, 10270, 10275)
)
.GroupBy("E.EmployeeID", "O.OrderID")
.Having(f => f.Field("E.EmployeeID").LessThan(5))
.OrderBy("E.EmployeeID");
var data = sql.ExecuteTable(select);
Assert.IsNotNull(data);
Assert.IsTrue(data.Rows.Count >= 3);
}
}
}
public void ComplexSelectTest()
{
using (ShimsContext.Create())
{
//Verify the ExecuteNonQuery will call SqlCommand.ExecuteNonQuery
System.Data.SqlClient.Fakes.ShimSqlCommand.AllInstances.ExecuteDbDataReaderCommandBehavior =
(s, c) =>
{
if (!s.CommandText.StartsWithIgnoreCase("SELECT"))
{
return(null);
}
if (!s.CommandText.ContainsIgnoreCase("[E].[EmployeeID],[O].[OrderID],[O].[Freight]"))
{
return(null);
}
if (!s.CommandText.ContainsIgnoreCase("FROM [dbo].[Employees][E]"))
{
return(null);
}
if (
!s.CommandText.ContainsIgnoreCase(
"INNER JOIN [dbo].[Orders][O] ON ([E].[EmployeeID] = [O].[EmployeeID])"))
{
return(null);
}
if (s.Parameters.Count <= 1)
{
return(null);
}
return(new DataTable().CreateDataReader());
};
using (var sql = new SqlQueryBuilderContext(ConnectionName))
{
var select = sql.CreateSelectQuery();
select.From(t => t.Field("Employees").As("E")
.InnerJoin("Orders")
.As("O")
.On(j => j.Field("E.EmployeeID").EqualsField("O.EmployeeID"))
.InnerJoin("Order Details")
.As("D")
.On(j => j.Field("D.OrderID").EqualsField("O.OrderID"))
)
.Fields("E.EmployeeID", "O.OrderID", "O.Freight")
.Where(f => f.Field("E.TitleOfCourtesy").In("Ms.", "Dr.")
& f.Field("D.OrderID").In(10258, 10270, 10275)
)
.GroupBy("E.EmployeeID", "O.OrderID", "O.Freight")
.Having(f => f.Field("E.EmployeeID").LessThan(5))
.OrderBy("E.EmployeeID");
var data = sql.ExecuteTable(select);
Assert.IsNotNull(data);
}
}
}
public void SelectTest()
{
using (ShimsContext.Create())
{
//Verify the ExecuteNonQuery will call SqlCommand.ExecuteNonQuery
System.Data.SqlClient.Fakes.ShimSqlCommand.AllInstances.ExecuteDbDataReaderCommandBehavior =
(s, c) =>
{
if (!s.CommandText.StartsWithIgnoreCase("SELECT"))
{
return(null);
}
if (!s.CommandText.ContainsIgnoreCase("*"))
{
return(null);
}
if (!s.CommandText.ContainsIgnoreCase("FROM [dbo].[Categories]"))
{
return(null);
}
if (!s.CommandText.ContainsIgnoreCase("WHERE ([CategoryID] >= @CategoryID)"))
{
return(null);
}
if (s.Parameters.Count != 1)
{
return(null);
}
return(new CsvAdapter("TestData\\Categories.csv").Read().CreateDataReader());
};
using (var sql = new SqlQueryBuilderContext(ConnectionName))
{
var select = sql.CreateSelectQuery();
select.From("Categories")
.Where(c => c.Field("CategoryID").GreaterThanOrEquals(1));
var data = sql.ExecuteTable(select);
Assert.IsNotNull(data);
Assert.IsTrue(data.Rows.Count > 0);
}
}
}
