public void MetaNamedType()
{
var dic = DynamicQueryCore.QueryMetadata(Database.Query <NoteWithDateEntity>().Select(a => new Bla {
ToStr = a.ToString(), Length = a.ToString().Length
}));
Assert.IsType <CleanMeta>(dic["ToStr"]);
Assert.IsType <DirtyMeta>(dic["Length"]);
}
public AutoDynamicQueryCore(IQueryable <T> query)
{
this.Query = query;
metas = DynamicQueryCore.QueryMetadata(Query).ThrowIfNull("Query should be an anoynmous type");
StaticColumns = MemberEntryFactory.GenerateList <T>(MemberOptions.Properties | MemberOptions.Fields)
.Select((e, i) => new ColumnDescriptionFactory(i, e.MemberInfo, metas[e.MemberInfo.Name])).ToArray();
}
public void MetaAnonymousType()
{
var dic = DynamicQueryCore.QueryMetadata(Database.Query <NoteWithDateEntity>().Select(a => new { a.Target, a.Text, a.ToString().Length, Sum = a.ToString() + a.ToString() }));
Assert.IsType <CleanMeta>(dic["Target"]);
Assert.IsType <CleanMeta>(dic["Text"]);
Assert.IsType <DirtyMeta>(dic["Length"]);
Assert.IsType <DirtyMeta>(dic["Sum"]);
}
public void MetaConditional()
{
var dic = DynamicQueryCore.QueryMetadata(
from a in Database.Query <AlbumEntity>()
select new { Author = a.Id > 1 ? (ArtistEntity)a.Author : (IAuthorEntity)(BandEntity)a.Author }
);
DirtyMeta meta = (DirtyMeta)dic["Author"];
Assert.Equal(meta.Implementations, Implementations.By(typeof(ArtistEntity), typeof(BandEntity)));
}
public void MetaCoalesce()
{
var dic = DynamicQueryCore.QueryMetadata(
from a in Database.Query <AlbumEntity>()
select new { Author = (ArtistEntity?)a.Author ?? (IAuthorEntity?)(BandEntity?)a.Author }
) !;
DirtyMeta meta = (DirtyMeta)dic["Author"] !;
Assert.Equal(meta.Implementations, Implementations.By(typeof(ArtistEntity), typeof(BandEntity)));
}
public void MetaComplexGroup()
{
var dic = DynamicQueryCore.QueryMetadata(
from a in Database.Query <AlbumEntity>()
group a by a.Label into g
select new { g.Key, Num = g.Count() });
Assert.IsType <CleanMeta>(dic["Key"]);
Assert.IsType <DirtyMeta>(dic["Num"]);
Assert.True(((DirtyMeta)dic["Num"]).CleanMetas.Count == 0);
}
public void MetaComplexJoinGroup()
{
var dic = DynamicQueryCore.QueryMetadata(
from l in Database.Query <LabelEntity>()
join a in Database.Query <AlbumEntity>() on l equals a.Label into g
select new { l.Name, Num = g.Count() });
Assert.IsType <CleanMeta>(dic["Name"]);
Assert.IsType <DirtyMeta>(dic["Num"]);
Assert.True(((DirtyMeta)dic["Num"]).CleanMetas.Count == 0);
}
public void MetaSelectMany()
{
var dic = DynamicQueryCore.QueryMetadata(
from a in Database.Query <AlbumEntity>()
from s in a.Songs
select new { a.Name, Song = s.Name }
);
Assert.IsType <CleanMeta>(dic["Name"]);
Assert.IsType <CleanMeta>(dic["Song"]);
Assert.Equal(((CleanMeta)dic["Song"]).PropertyRoutes[0].ToString(), "(Album).Songs/Name");
}
public void MetaSelectMany()
{
var dic = DynamicQueryCore.QueryMetadata(
from a in Database.Query <AlbumEntity>()
from s in a.Songs
select new { a.Name, Song = s.Name }
);
Assert.IsInstanceOfType(dic["Name"], typeof(CleanMeta));
Assert.IsInstanceOfType(dic["Song"], typeof(CleanMeta));
Assert.IsNotNull(((CleanMeta)dic["Song"]).PropertyRoutes[0].ToString(), "(AlbumEntity).Songs/Name");
}
public void MetaComplexJoin()
{
var dic = DynamicQueryCore.QueryMetadata(
from l in Database.Query <LabelEntity>()
join a in Database.Query <AlbumEntity>() on l equals a.Label
select new { Label = l.Name, Name = a.Name, Sum = l.Name.Length + a.Name });
Assert.IsInstanceOfType(dic["Label"], typeof(CleanMeta));
Assert.IsInstanceOfType(dic["Name"], typeof(CleanMeta));
Assert.IsInstanceOfType(dic["Sum"], typeof(DirtyMeta));
Assert.AreEqual(((DirtyMeta)dic["Sum"]).CleanMetas.Select(cm => cm.PropertyRoutes[0].ToString()).OrderBy().ToString(","), "(Album).Name,(Label).Name");
}
public void MetaComplexJoin()
{
var dic = DynamicQueryCore.QueryMetadata(
from l in Database.Query <LabelEntity>()
join a in Database.Query <AlbumEntity>() on l equals a.Label
select new { Label = l.Name, Name = a.Name, Sum = l.Name.Length + a.Name });
Assert.IsType <CleanMeta>(dic["Label"]);
Assert.IsType <CleanMeta>(dic["Name"]);
Assert.IsType <DirtyMeta>(dic["Sum"]);
var metas = ((DirtyMeta)dic["Sum"]).CleanMetas;
Assert.Equal(metas.SelectMany(cm => cm.PropertyRoutes).Distinct().ToString(","), "(Album).Name,(Label).Name");
}
public void MetaRawEntity()
{
var dic = DynamicQueryCore.QueryMetadata(Database.Query <NoteWithDateEntity>());
Assert.NotNull(dic);
}
public void MetaNoMetadata()
{
Assert.Null(DynamicQueryCore.QueryMetadata(Database.Query <NoteWithDateEntity>().Select(a => a.Target)));
}