protected void AddMap <TSource>(string counter, Expression <Func <IEnumerable <CounterEntry>, IEnumerable> > map)
{
if (string.IsNullOrWhiteSpace(counter))
{
throw new ArgumentException("Counter name cannot be null or whitespace.", nameof(counter));
}
if (map == null)
{
throw new ArgumentNullException(nameof(map));
}
_maps.Add(() =>
{
var querySource = (typeof(TSource) == typeof(object))
? "counters"
: IndexDefinitionHelper.GetQuerySource(Conventions, typeof(TSource), IndexSourceType.Counters);
if (StringExtensions.IsIdentifier(counter))
{
querySource = $"{querySource}.{counter}";
}
else
{
querySource = $"{querySource}[@\"{counter.Replace("\"", "\"\"")}\"]";
}
return(IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <TSource, TReduceResult>(map, Conventions, querySource, translateIdentityProperty: true));
});
}
public void WillTranslateReferenceToIdTo__document_id()
{
Expression <Func <IEnumerable <Nestable>, IEnumerable> > map = nests => from nestable in nests
select new { nestable.Id };
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Nestable, Nestable>(map, new DocumentConvention(), "docs", true);
Assert.Contains("Id = nestable.__document_id", code);
}
public void WillNotTranslateIdTo__document_idIfNotOnRootEntity()
{
Expression <Func <IEnumerable <Nestable>, IEnumerable> > map = nests => from nestable in nests
from child in nestable.Children
select new { child.Id };
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Nestable, Nestable>(map, new DocumentConvention(), "docs", true);
Assert.Contains("Id = child.Id", code);
}
public void WillTranslateProperlyBothRootAndChild()
{
Expression <Func <IEnumerable <Nestable>, IEnumerable> > map = nests => from nestable in nests
from child in nestable.Children
select new { child.Id, Id2 = nestable.Id };
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Nestable, Nestable>(map, new DocumentConvention(), "docs", true);
Assert.Equal("docs\r\n\t.SelectMany(nestable => nestable.Children, (nestable, child) => new {Id = child.Id, Id2 = nestable.__document_id})", code);
}
public void WillTranslateAnonymousArray()
{
Expression <Func <IEnumerable <Nestable>, IEnumerable> > map = nests => from nestable in nests
let elements = new[] { new { Id = nestable.Id }, new { Id = nestable.Id } }
from element in elements
select new { Id = element.Id };
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Nestable, Nestable>(map, new DocumentConvention(), "docs", true);
Assert.Contains("new[]", code);
}
public void WillTranslateProperlyBothRootAndChild()
{
Expression <Func <IEnumerable <Nestable>, IEnumerable> > map = nests => from nestable in nests
from child in nestable.Children
select new { child.Id, Id2 = nestable.Id };
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Nestable, Nestable>(map, new DocumentConventions(), "docs", true);
Assert.Contains("Id = child.Id", code);
Assert.Contains("Id2 = Id(nestable)", code);
}
public void WillTranslateAnonymousArray()
{
Expression <Func <IEnumerable <Nestable>, IEnumerable> > map = nests => from nestable in nests
let elements = new[] { new { Id = nestable.Id }, new { Id = nestable.Id } }
from element in elements
select new { Id = element.Id };
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Nestable, Nestable>(map, new DocumentConvention(), "docs", true);
Assert.Equal("docs\r\n\t.Select(nestable => new {nestable = nestable, elements = new []{new {Id = nestable.Id}, new {Id = nestable.Id}}})\r\n" +
"\t.SelectMany(__h__TransparentIdentifier2 => __h__TransparentIdentifier2.elements, (__h__TransparentIdentifier2, element) => new {Id = element.Id})", code);
}
public void WillProperlyCompileWhenUsingToString()
{
Expression <Func <IEnumerable <Coin>, IEnumerable <object> > > query = x => from y in x
group y by y.Denomination
into g
select
new
{
Denomination = g.Key,
Cost = g.First().Cost.ToString()
};
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Coin, Coin>(query, new DocumentConvention(), "docs", false);
Assert.Equal("docs\r\n\t.GroupBy(y => y.Denomination)\r\n\t.Select(g => new {Denomination = g.Key, Cost = ((double)g.First().Cost).ToString()})", code);
}
public void WillGenerateDecimalCast()
{
Expression <Func <IEnumerable <Coin>, IEnumerable <object> > > query = x => from y in x
group y by y.Denomination
into g
select
new
{
Denomination = g.Key,
Cost = g.Sum(z => z.Cost)
};
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Coin, Coin>(query, new DocumentConvention(), "docs", false);
Assert.Equal("docs\r\n\t.GroupBy(y => y.Denomination)\r\n\t.Select(g => new {Denomination = g.Key, Cost = g.Sum(z => ((double)z.Cost))})", code);
}
public void WillProperlyCompileWhenUsingToString()
{
Expression <Func <IEnumerable <Coin>, IEnumerable <object> > > query = x => from y in x
group y by y.Denomination
into g
select
new
{
Denomination = g.Key,
Cost = g.First().Cost.ToString()
};
var code = IndexDefinitionHelper.PruneToFailureLinqQueryAsStringToWorkableCode <Coin, Coin>(query, new DocumentConventions(), "docs", false);
Assert.Equal(LinuxTestUtils.Dos2Unix(@"docs.GroupBy(y => y.Denomination).Select(g => new {
Denomination = g.Key,
Cost = (DynamicEnumerable.FirstOrDefault(g)).Cost.ToString()
})"), code);
}
