public void NestedSelectMappingTest()
{
QueryDefinition nestedSelectMapping = Define.QueryResult("select id as cid, sname,'2017-03-01' as LastUpdate, fname, BDAY, ADR_STREET, ADR_CITY from customer",
new
{
Id = Define.Column("cid"),
SName = Define.Column(),
Age = 22,
LastUpdate = Define.Column(),
Birthday = Define.Column("BDAY"),
Address = new
{
Street = Define.Column("ADR_STREET"),
City = Define.Column("ADR_CITY"),
},
Invoices = Define.QueryResult("select id as iid, inv_date, amount from invoices where customer_id=${column:cid} and amount > ${context:min_amount}",
new
{
InvoiceId = Define.Column("iid"),
Inv_Date = Define.Column(),
TotalAmount = Define.Column("amount"),
}
),
Orders = Define.QueryResult("select id as oid, article from orders where customer_id=${column:cid}",
new
{
OrderId = Define.Column("oid"),
ArticleName = Define.Column("article"),
}
)
});
var compiledMapping = nestedSelectMapping.Compile();
// Execute Mapping
DoInConnection((connection) =>
{
using (var engine = new MappingEngine(connection, compiledMapping))
{
using (var ms = new MemoryStream())
{
var context = new Dictionary <string, object>();
context.Add("min_amount", 100);
engine.ExecuteMapping(ms, context, false);
var json = System.Text.Encoding.UTF8.GetString(ms.ToArray());
Assert.Equal(nestedSelectGeneratedJson, json);
}
}
}
);
}
public void TestNestedResultsMappingAnonymousType()
{
TemplateDefinition nestedResultsMapping = Define.Template(
new
{
Version = "2.0",
Results =
Define.QueryWithNestedResults("cid",
@"select c.id as cid, sname,'2017-03-01' as LastUpdate, fname, BDAY, ADR_STREET, ADR_CITY, i.id as iid, i.inv_date, i.amount, o.article, o.id as oid
from customer c
left join orders o on c.id = o.customer_id
left join invoices i on c.id = i.customer_id
where i.amount > ${context:min_amount}"
,
new
{
Id = Define.Column("cid"),
SName = Define.Column(),
LastUpdate = Define.Column(),
Birthday = Define.Column("BDAY"),
Address = new
{
Street = Define.Column("ADR_STREET"),
City = Define.Column("ADR_CITY"),
},
Invoices = Define.NestedResults("iid",
new
{
InvoiceId = Define.Column("iid"),
Inv_Date = Define.Column(),
TotalAmount = Define.Column("amount"),
}
),
Orders = Define.NestedResults("oid",
new
{
OrderId = Define.Column("oid"),
ArticleName = Define.Column("article"),
}
)
}
)
});
// Compile Mapping
var compiledMapping = nestedResultsMapping.Compile();
// Execute Mapping
using (var engine = new MappingEngine(() => new SqliteConnection("Data Source=Test.db"), compiledMapping))
using (var ms = new MemoryStream())
{
var context = new Dictionary <string, object>();
context.Add("min_amount", 100);
engine.ExecuteMapping(ms, context, false);
var json = System.Text.Encoding.UTF8.GetString(ms.ToArray());
Assert.Equal(nestedResultsGeneratedJson, json);
}
}
