mirror of https://github.com/icsharpcode/ILSpy.git
Siegfried Pammer
8 years ago
13 changed files with 18049 additions and 40 deletions
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// Copyright (c) AlphaSierraPapa for the SharpDevelop Team
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy of this
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// software and associated documentation files (the "Software"), to deal in the Software
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// without restriction, including without limitation the rights to use, copy, modify, merge,
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// publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons
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// to whom the Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in all copies or
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// substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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// INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
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// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE
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// FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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namespace ICSharpCode.Decompiler.Tests.TestCases.Pretty |
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{ |
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public class QueryExpressions |
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{ |
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public class Customer |
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{ |
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public int CustomerID; |
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public IEnumerable<Order> Orders; |
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public string Name; |
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public string Country; |
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public string City; |
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} |
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public class Order |
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{ |
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public int OrderID; |
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public DateTime OrderDate; |
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public Customer Customer; |
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public int CustomerID; |
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public decimal Total; |
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public IEnumerable<OrderDetail> Details; |
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} |
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public class OrderDetail |
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{ |
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public decimal UnitPrice; |
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public int Quantity; |
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} |
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public IEnumerable<Customer> customers; |
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public IEnumerable<Order> orders; |
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public object MultipleWhere() |
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{ |
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return from c in this.customers |
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where c.Orders.Count() > 10 |
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where c.Country == "DE" |
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select c; |
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} |
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public object SelectManyFollowedBySelect() |
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{ |
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return from c in this.customers |
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from o in c.Orders |
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select new { |
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c.Name, |
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o.OrderID, |
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o.Total |
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}; |
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} |
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public object SelectManyFollowedByOrderBy() |
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{ |
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return from c in this.customers |
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from o in c.Orders |
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orderby o.Total descending |
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select new { |
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c.Name, |
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o.OrderID, |
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o.Total |
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}; |
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} |
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public object MultipleSelectManyFollowedBySelect() |
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{ |
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return from c in this.customers |
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from o in c.Orders |
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from d in o.Details |
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select new { |
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c.Name, |
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o.OrderID, |
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d.Quantity |
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}; |
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} |
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public object MultipleSelectManyFollowedByLet() |
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{ |
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return from c in this.customers |
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from o in c.Orders |
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from d in o.Details |
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let x = d.Quantity * d.UnitPrice |
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select new { |
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c.Name, |
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o.OrderID, |
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x |
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}; |
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} |
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public object FromLetWhereSelect() |
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{ |
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return from o in this.orders |
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let t = o.Details.Sum((Func<OrderDetail, decimal>)((OrderDetail d) => d.UnitPrice * d.Quantity)) |
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where t >= 1000m |
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select new { |
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OrderID = o.OrderID, |
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Total = t |
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}; |
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} |
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public object MultipleLet() |
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{ |
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return from a in this.customers |
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let b = a.Country |
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let c = a.Name |
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select b + c; |
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} |
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public object Join() |
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{ |
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return from c in this.customers |
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join o in this.orders on c.CustomerID equals o.CustomerID |
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select new { |
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c.Name, |
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o.OrderDate, |
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o.Total |
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}; |
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} |
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public object JoinInto() |
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{ |
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return from c in this.customers |
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join o in this.orders on c.CustomerID equals o.CustomerID into co |
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let n = co.Count() |
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// should be n >= 10
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where !(n < 10) |
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select new { |
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Name = c.Name, |
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OrderCount = n |
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}; |
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} |
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public object OrderBy() |
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{ |
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return from o in this.orders |
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orderby o.Customer.Name, o.Total descending |
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select o; |
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} |
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public object GroupBy() |
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{ |
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return from c in this.customers |
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group c.Name by c.Country; |
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} |
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public object ExplicitType() |
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{ |
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return from Customer c in this.customers |
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where c.City == "London" |
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select c; |
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} |
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public object QueryContinuation() |
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{ |
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return from c in this.customers |
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group c by c.Country into g |
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select new { |
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Country = g.Key, |
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CustCount = g.Count() |
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}; |
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} |
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} |
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} |
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