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// -----------------------------------------------------------------------
// Copyright (c) Microsoft Corporation. All rights reserved.
// -----------------------------------------------------------------------
using System;
using System.ComponentModel.Composition.Factories;
using System.ComponentModel.Composition.Hosting;
using System.ComponentModel.Composition.Primitives;
using System.Reflection;
using Microsoft.Internal;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Collections.Generic;
using System.Linq;
using System.Threading;
namespace System.ComponentModel.Composition.ReflectionModel
{
[TestClass]
public class ReflectionMemberExportDefinitionTests
{
private static ReflectionMemberExportDefinition CreateReflectionExportDefinition(LazyMemberInfo exportMember, string contractname, IDictionary<string, object> metadata)
{
return CreateReflectionExportDefinition(exportMember, contractname, metadata, null);
}
private static ReflectionMemberExportDefinition CreateReflectionExportDefinition(LazyMemberInfo exportMember, string contractname, IDictionary<string, object> metadata, ICompositionElement origin)
{
return (ReflectionMemberExportDefinition)ReflectionModelServices.CreateExportDefinition(
exportMember, contractname, CreateLazyMetadata(metadata), origin);
}
private static Lazy<IDictionary<string, object>> CreateLazyMetadata(IDictionary<string, object> metadata)
{
return new Lazy<IDictionary<string, object>>(() => metadata, false);
}
[TestMethod]
public void Constructor()
{
MemberInfo expectedMember = this.GetType();
LazyMemberInfo expectedExportingMemberInfo = new LazyMemberInfo(expectedMember);
string expectedContractName = "Contract";
IDictionary<string, object> expectedMetadata = new Dictionary<string, object>();
expectedMetadata["Key1"] = 1;
expectedMetadata["Key2"] = "Value2";
ReflectionMemberExportDefinition definition = CreateReflectionExportDefinition(expectedExportingMemberInfo, expectedContractName, expectedMetadata);
Assert.AreEqual(expectedExportingMemberInfo, definition.ExportingLazyMember);
Assert.AreSame(expectedMember, definition.ExportingLazyMember.GetAccessors()[0]);
Assert.AreEqual(MemberTypes.TypeInfo, definition.ExportingLazyMember.MemberType);
Assert.AreSame(expectedContractName, definition.ContractName);
Assert.IsNotNull(definition.Metadata);
Assert.IsTrue(definition.Metadata.Keys.SequenceEqual(expectedMetadata.Keys));
Assert.IsTrue(definition.Metadata.Values.SequenceEqual(expectedMetadata.Values));
Assert.IsNull(((ICompositionElement)definition).Origin);
}
[TestMethod]
public void Constructor_NullMetadata()
{
MemberInfo expectedMember = this.GetType();
LazyMemberInfo expectedExportingMemberInfo = new LazyMemberInfo(expectedMember);
string expectedContractName = "Contract";
ReflectionMemberExportDefinition definition = CreateReflectionExportDefinition(expectedExportingMemberInfo, expectedContractName, null);
Assert.AreEqual(expectedExportingMemberInfo, definition.ExportingLazyMember);
Assert.AreSame(expectedMember, definition.ExportingLazyMember.GetAccessors()[0]);
Assert.AreEqual(MemberTypes.TypeInfo, definition.ExportingLazyMember.MemberType);
Assert.AreSame(expectedContractName, definition.ContractName);
Assert.IsNotNull(definition.Metadata);
Assert.AreEqual(0, definition.Metadata.Count);
Assert.IsNull(((ICompositionElement)definition).Origin);
}
[TestMethod]
public void SetDefinition_OriginIsSet()
{
var expectedPartDefinition = PartDefinitionFactory.CreateAttributed(typeof(object));
var exportDefinition = CreateReflectionExportDefinition(new LazyMemberInfo(this.GetType()), "ContractName", null, expectedPartDefinition);
Assert.AreSame(expectedPartDefinition, ((ICompositionElement)exportDefinition).Origin);
}
[TestMethod]
public void SetDefinition_PartDefinitionDoesNotContainCreationPolicy_CreationPolicyShouldNotBeInMetadata()
{
var expectedPartDefinition = PartDefinitionFactory.CreateAttributed(typeof(object));
var exportDefinition = CreateReflectionExportDefinition(new LazyMemberInfo(this.GetType()), "ContractName", null);
Assert.IsFalse(exportDefinition.Metadata.ContainsKey(CompositionConstants.PartCreationPolicyMetadataName));
}
[TestMethod]
public void ICompositionElementDisplayName_ValueAsContractName_ShouldIncludeContractName()
{
var contractNames = Expectations.GetContractNamesWithEmpty();
foreach (var contractName in contractNames)
{
if (string.IsNullOrEmpty(contractName)) continue;
var definition = (ICompositionElement)CreateReflectionExportDefinition(new LazyMemberInfo(typeof(string)), contractName, null);
var e = CreateDisplayNameExpectation(contractName);
Assert.AreEqual(e, definition.DisplayName);
}
}
[TestMethod]
public void ICompositionElementDisplayName_TypeAsMember_ShouldIncludeMemberDisplayName()
{
var types = Expectations.GetTypes();
foreach (var type in types)
{
var definition = (ICompositionElement)CreateReflectionExportDefinition(new LazyMemberInfo(type), "Contract", null);
var e = CreateDisplayNameExpectation(type);
Assert.AreEqual(e, definition.DisplayName);
}
}
[TestMethod]
public void ICompositionElementDisplayName_ValueAsMember_ShouldIncludeMemberDisplayName()
{
var members = Expectations.GetMembers();
foreach (var member in members)
{
var definition = (ICompositionElement)CreateReflectionExportDefinition(new LazyMemberInfo(member), "Contract", null);
var e = CreateDisplayNameExpectation(member);
Assert.AreEqual(e, definition.DisplayName);
}
}
[TestMethod]
public void ToString_ShouldReturnDisplayName()
{
var members = Expectations.GetMembers();
foreach (var member in members)
{
var definition = (ICompositionElement)CreateReflectionExportDefinition(new LazyMemberInfo(member), "Contract", null);
Assert.AreEqual(definition.DisplayName, definition.ToString());
}
}
private static string CreateDisplayNameExpectation(string contractName)
{
return String.Format("System.String (ContractName=\"{0}\")", contractName);
}
private static string CreateDisplayNameExpectation(MemberInfo member)
{
return String.Format("{0} (ContractName=\"Contract\")", member.GetDisplayName());
}
}
}
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