public static System.ComponentModel.Composition.Primitives.ExportDefinition CreateExportDefinition(LazyMemberInfo exportingMember, string contractName, Lazy<IDictionary<string, Object>> metadata, System.ComponentModel.Composition.Primitives.ICompositionElement origin)
{
Contract.Requires(contractName != null);
Contract.Ensures(Contract.Result<System.ComponentModel.Composition.Primitives.ExportDefinition>() != null);
return default(System.ComponentModel.Composition.Primitives.ExportDefinition);
}
public static System.ComponentModel.Composition.Primitives.ContractBasedImportDefinition CreateImportDefinition(LazyMemberInfo importingMember, string contractName, string requiredTypeIdentity, IEnumerable<KeyValuePair<string, Type>> requiredMetadata, System.ComponentModel.Composition.Primitives.ImportCardinality cardinality, bool isRecomposable, System.ComponentModel.Composition.CreationPolicy requiredCreationPolicy, System.ComponentModel.Composition.Primitives.ICompositionElement origin)
{
Contract.Requires(contractName != null);
Contract.Ensures(Contract.Result<System.ComponentModel.Composition.Primitives.ContractBasedImportDefinition>() != null);
return default(System.ComponentModel.Composition.Primitives.ContractBasedImportDefinition);
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string requiredTypeIdentity,
IEnumerable <KeyValuePair <string, Type> > requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
IDictionary <string, object> metadata,
bool isExportFactory,
ICompositionElement origin)
{
return(CreateImportDefinition(
importingMember,
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
false,
requiredCreationPolicy,
metadata,
isExportFactory,
origin));
}
private MemberInfo[] GetAccessors(LazyMemberInfo originalLazyMember)
{
BuildTables();
Assumes.NotNull(_membersTable);
return(_membersTable[originalLazyMember]);
}
public void Constructor_PassAccessorsWithNulls()
{
Assert.Throws <ArgumentException>("accessors", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(MemberTypes.Field, new MemberInfo[] { null, null });
});
}
public static ReflectionMember ToReflectionMember(this LazyMemberInfo lazyMember)
{
MemberInfo[] accessors = lazyMember.GetAccessors();
MemberTypes memberType = lazyMember.MemberType;
switch (memberType)
{
case MemberTypes.Field:
if (accessors.Length != 1)
{
throw new Exception(SR.Diagnostic_InternalExceptionMessage);
}
return(((FieldInfo)accessors[0]).ToReflectionField());
case MemberTypes.Property:
if (accessors.Length != 2)
{
throw new Exception(SR.Diagnostic_InternalExceptionMessage);
}
return(ReflectionExtensions.CreateReflectionProperty((MethodInfo)accessors[0], (MethodInfo)accessors[1]));
case MemberTypes.NestedType:
case MemberTypes.TypeInfo:
return(((Type)accessors[0]).ToReflectionType());
default:
if (memberType != MemberTypes.Method)
{
throw new Exception(SR.Diagnostic_InternalExceptionMessage);
}
return(((MethodInfo)accessors[0]).ToReflectionMethod());
}
}
public void Constructor_PassNullAccessorCreators()
{
ExceptionAssert.ThrowsArgument <ArgumentNullException>("accessorsCreator", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(MemberTypes.Field, (Func <MemberInfo[]>)null);
});
}
public void Constructor_PassNullAccessors()
{
Assert.Throws <ArgumentNullException>("accessors", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(MemberTypes.Field, (MemberInfo[])null);
});
}
public void Constructor_PassNullMember()
{
ExceptionAssert.ThrowsArgument<ArgumentNullException>("member", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo((MemberInfo)null);
});
}
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.Equal(expectedExportingMemberInfo, definition.ExportingLazyMember);
Assert.Same(expectedMember, definition.ExportingLazyMember.GetAccessors()[0]);
Assert.Equal(MemberTypes.TypeInfo, definition.ExportingLazyMember.MemberType);
Assert.Same(expectedContractName, definition.ContractName);
Assert.NotNull(definition.Metadata);
Assert.True(definition.Metadata.Keys.SequenceEqual(expectedMetadata.Keys));
Assert.True(definition.Metadata.Values.SequenceEqual(expectedMetadata.Values));
Assert.Null(((ICompositionElement)definition).Origin);
}
public void Constructor_PassNullMember()
{
Assert.Throws <ArgumentNullException>("member", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo((MemberInfo)null);
});
}
public ReflectionMemberExportDefinition(LazyMemberInfo member, ExportDefinition exportDefinition, ICompositionElement origin)
{
Assumes.NotNull(exportDefinition);
this._member = member;
this._exportDefinition = exportDefinition;
this._origin = origin;
}
public ReflectionMemberExportDefinition(LazyMemberInfo member, ExportDefinition exportDefinition, ICompositionElement origin)
{
Assumes.NotNull(exportDefinition);
this._member = member;
this._exportDefinition = exportDefinition;
this._origin = origin;
}
public ReflectionMemberExportDefinition(LazyMemberInfo member, ExportDefinition exportDefinition, ICompositionElement?origin)
{
ArgumentNullException.ThrowIfNull(exportDefinition);
_member = member;
_exportDefinition = exportDefinition;
_origin = origin;
}
public void SetDefinition_OriginIsSet()
{
LazyMemberInfo member = CreateLazyMemberInfo();
var expectedPartDefinition = PartDefinitionFactory.CreateAttributed(typeof(object));
ReflectionMemberImportDefinition definition = new ReflectionMemberImportDefinition(
member, "Contract", (string)null, null, ImportCardinality.ZeroOrMore, true, false, CreationPolicy.NonShared, null, expectedPartDefinition);
Assert.Same(expectedPartDefinition, ((ICompositionElement)definition).Origin);
}
private MemberInfo[] GetAccessors(LazyMemberInfo originalLazyMember)
{
BuildTables();
if (_membersTable == null)
{
throw new ArgumentNullException(nameof(_membersTable));
}
return(_membersTable[originalLazyMember]);
}
public static ReflectionWritableMember ToReflectionWriteableMember(this LazyMemberInfo lazyMember)
{
Assumes.IsTrue((lazyMember.MemberType == MemberTypes.Field) || (lazyMember.MemberType == MemberTypes.Property));
ReflectionWritableMember reflectionMember = lazyMember.ToReflectionMember() as ReflectionWritableMember;
Assumes.NotNull(reflectionMember);
return(reflectionMember);
}
public PartCreatorMemberImportDefinition(
LazyMemberInfo importingLazyMember,
ICompositionElement origin,
ContractBasedImportDefinition productImportDefinition)
: base(importingLazyMember, CompositionConstants.PartCreatorContractName, CompositionConstants.PartCreatorTypeIdentity,
productImportDefinition.RequiredMetadata, productImportDefinition.Cardinality, productImportDefinition.IsRecomposable, CreationPolicy.Any, origin)
{
Assumes.NotNull(productImportDefinition);
this._productImportDefinition = productImportDefinition;
}
public PartCreatorMemberImportDefinition(
LazyMemberInfo importingLazyMember,
ICompositionElement origin,
ContractBasedImportDefinition productImportDefinition)
: base(importingLazyMember, CompositionConstants.PartCreatorContractName, CompositionConstants.PartCreatorTypeIdentity,
productImportDefinition.RequiredMetadata, productImportDefinition.Cardinality, productImportDefinition.IsRecomposable, CreationPolicy.Any, origin)
{
Assumes.NotNull(productImportDefinition);
this._productImportDefinition = productImportDefinition;
}
public void Constructor_WithNullRequiredMetadata()
{
LazyMemberInfo member = CreateLazyMemberInfo();
ReflectionMemberImportDefinition definition = new ReflectionMemberImportDefinition(
member, "Contract", (string)null, null, ImportCardinality.ZeroOrMore, true, false, CreationPolicy.NonShared, null, null);
Assert.NotNull(definition.RequiredMetadata);
Assert.Equal(0, definition.RequiredMetadata.Count());
}
public PartCreatorMemberImportDefinition(
LazyMemberInfo importingLazyMember,
ICompositionElement?origin,
ContractBasedImportDefinition productImportDefinition)
: base(importingLazyMember, CompositionConstants.PartCreatorContractName, CompositionConstants.PartCreatorTypeIdentity,
productImportDefinition.RequiredMetadata, productImportDefinition.Cardinality, productImportDefinition.IsRecomposable, false, productImportDefinition.RequiredCreationPolicy, MetadataServices.EmptyMetadata, origin)
{
ArgumentNullException.ThrowIfNull(productImportDefinition);
_productImportDefinition = productImportDefinition;
}
public ReflectionMemberExportDefinition(LazyMemberInfo member, ExportDefinition exportDefinition, ICompositionElement?origin)
{
if (exportDefinition == null)
{
throw new ArgumentNullException(nameof(exportDefinition));
}
_member = member;
_exportDefinition = exportDefinition;
_origin = origin;
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string requiredTypeIdentity,
IEnumerable<KeyValuePair<string, Type>> requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
ICompositionElement origin)
{
return CreateImportDefinition(importingMember, contractName, requiredTypeIdentity, requiredMetadata, cardinality, isRecomposable, requiredCreationPolicy, false, origin);
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string?requiredTypeIdentity,
IEnumerable <KeyValuePair <string, Type> >?requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
ICompositionElement?origin)
{
return(CreateImportDefinition(importingMember, contractName, requiredTypeIdentity, requiredMetadata, cardinality, isRecomposable, requiredCreationPolicy, MetadataServices.EmptyMetadata, false, origin));
}
public void Constructor_PassAccessors()
{
foreach (var memberAndAccessorsInfo in GetMembersAndAccessors(typeof(LazyMemberTestClass)))
{
MemberInfo member = memberAndAccessorsInfo.Item1;
MemberTypes memberType = memberAndAccessorsInfo.Item2.Item1;
MemberInfo[] accessors = memberAndAccessorsInfo.Item2.Item2;
LazyMemberInfo lazy = new LazyMemberInfo(memberType, accessors);
Assert.AreEqual(memberType, lazy.MemberType);
Assert.AreEqual(accessors.Length, lazy.GetAccessors().Length);
Assert.IsTrue(accessors.SequenceEqual(lazy.GetAccessors()));
}
}
public static ExportDefinition CreateExportDefinition(
LazyMemberInfo exportingMember,
string contractName,
Lazy<IDictionary<string, object>> metadata,
ICompositionElement origin)
{
Requires.NotNullOrEmpty(contractName, "contractName");
Requires.IsInMembertypeSet(exportingMember.MemberType, "exportingMember", MemberTypes.Field | MemberTypes.Property | MemberTypes.NestedType | MemberTypes.TypeInfo | MemberTypes.Method);
return new ReflectionMemberExportDefinition(
exportingMember,
new LazyExportDefinition(contractName, metadata),
origin);
}
public void Constructor_PassAccessorsInvalidMemberType()
{
MemberTypes[] validMemberTypes = GetValidMemberTypes().ToArray();
foreach (MemberTypes memberType in GetMemberTypeValues())
{
if (!validMemberTypes.Contains(memberType))
{
Assert.Throws <ArgumentException>("memberType", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(memberType, typeof(LazyMemberTestClass));
});
}
}
}
public static ExportDefinition CreateExportDefinition(
LazyMemberInfo exportingMember,
string contractName,
Lazy <IDictionary <string, object> > metadata,
ICompositionElement origin)
{
Requires.NotNullOrEmpty(contractName, "contractName");
Requires.IsInMembertypeSet(exportingMember.MemberType, "exportingMember", MemberTypes.Field | MemberTypes.Property | MemberTypes.NestedType | MemberTypes.TypeInfo | MemberTypes.Method);
return(new ReflectionMemberExportDefinition(
exportingMember,
new LazyExportDefinition(contractName, metadata),
origin));
}
public void Constructor_PassAccessors()
{
foreach (var memberAndAccessorsInfo in GetMembersAndAccessors(typeof(LazyMemberTestClass)))
{
MemberInfo member = memberAndAccessorsInfo.Item1;
MemberTypes memberType = memberAndAccessorsInfo.Item2.Item1;
MemberInfo[] accessors = memberAndAccessorsInfo.Item2.Item2;
LazyMemberInfo lazy = new LazyMemberInfo(memberType, accessors);
Assert.Equal(memberType, lazy.MemberType);
Assert.Equal(accessors.Length, lazy.GetAccessors().Length);
Assert.True(accessors.SequenceEqual(lazy.GetAccessors()));
}
}
public ReflectionMemberImportDefinition(
LazyMemberInfo importingLazyMember,
string contractName,
string requiredTypeIdentity,
IEnumerable<KeyValuePair<string, Type>> requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
ICompositionElement origin)
: base(contractName, requiredTypeIdentity, requiredMetadata, cardinality, isRecomposable, false, requiredCreationPolicy, origin)
{
Assumes.NotNull(contractName);
this._importingLazyMember = importingLazyMember;
}
public ReflectionMemberImportDefinition(
LazyMemberInfo importingLazyMember,
string contractName,
string requiredTypeIdentity,
IEnumerable <string> requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
ICompositionElement origin)
: base(contractName, requiredTypeIdentity, requiredMetadata, cardinality, isRecomposable, false, requiredCreationPolicy, origin)
{
Assumes.NotNull(contractName);
this._importingLazyMember = importingLazyMember;
}
public static ExportDefinition ReadExportDefinition(ComposablePartDefinition owner, IDictionary<string, object> cache)
{
Assumes.NotNull(owner);
Assumes.NotNull(cache);
LazyMemberInfo exportingMemberInfo = new LazyMemberInfo(
cache.ReadValue<MemberTypes>(AttributedCacheServices.CacheKeys.MemberType, MemberTypes.TypeInfo),
cache.ReadLazyAccessors(ReflectionModelServices.GetPartType(owner)));
return ReflectionModelServices.CreateExportDefinition(
exportingMemberInfo,
cache.ReadContractName(),
cache.ReadLazyMetadata(),
owner as ICompositionElement);
}
public LazyMemberInfo(MemberTypes memberType, params MemberInfo[] accessors)
{
EnsureSupportedMemberType(memberType, nameof(memberType));
Requires.NotNull(accessors, nameof(accessors));
string errorMessage;
if (!LazyMemberInfo.AreAccessorsValid(memberType, accessors, out errorMessage))
{
throw new ArgumentException(errorMessage, nameof(accessors));
}
_memberType = memberType;
_accessors = accessors;
_accessorsCreator = null;
}
public static ReflectionWritableMember ToReflectionWriteableMember(this LazyMemberInfo lazyMember)
{
if ((lazyMember.MemberType != MemberTypes.Field) && (lazyMember.MemberType != MemberTypes.Property))
{
throw new Exception(SR.Diagnostic_InternalExceptionMessage);
}
ReflectionWritableMember?reflectionMember = lazyMember.ToReflectionMember() as ReflectionWritableMember;
if (reflectionMember == null)
{
throw new Exception(SR.Diagnostic_InternalExceptionMessage);
}
return(reflectionMember);
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string requiredTypeIdentity,
IEnumerable <KeyValuePair <string, Type> > requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
bool isPreRequisite,
CreationPolicy requiredCreationPolicy,
IDictionary <string, object> metadata,
bool isExportFactory,
ICompositionElement origin)
{
Requires.NotNullOrEmpty(contractName, "contractName");
Requires.IsInMembertypeSet(importingMember.MemberType, "importingMember", MemberTypes.Property | MemberTypes.Field);
Contract.Ensures(Contract.Result <ContractBasedImportDefinition>() != null);
if (isExportFactory)
{
return(new PartCreatorMemberImportDefinition(
importingMember,
origin,
new ContractBasedImportDefinition(
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
isPreRequisite,
CreationPolicy.NonShared,
metadata)));
}
else
{
return(new ReflectionMemberImportDefinition(
importingMember,
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
isPreRequisite,
requiredCreationPolicy,
metadata,
origin));
}
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string requiredTypeIdentity,
IEnumerable<KeyValuePair<string, Type>> requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
bool isPartCreator,
ICompositionElement origin)
{
Requires.NotNullOrEmpty(contractName, "contractName");
Requires.NullOrNotNullElements(requiredMetadata, "requiredMetadata");
Requires.IsInMembertypeSet(importingMember.MemberType, "importingMember", MemberTypes.Property | MemberTypes.Field);
if (isPartCreator)
{
#if SILVERLIGHT
return new PartCreatorMemberImportDefinition(
importingMember,
origin,
new ContractBasedImportDefinition(
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
false,
CreationPolicy.NonShared));
#else
throw new ArgumentException("PartCreator is only support in Silverlight version of MEF", "isPartCreator");
#endif
}
else
{
return new ReflectionMemberImportDefinition(
importingMember,
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
requiredCreationPolicy,
origin);
}
}
private void ConfigureExportDefinitions(Type implementationType, Type contractType)
{
var lazyMember = new LazyMemberInfo(implementationType);
var contractName = !_registration.HasName()
? AttributedModelServices.GetContractName(_registration.Service)
: _registration.Name;
var metadata = new Lazy<IDictionary<string, object>>(() =>
{
var md = new Dictionary<string, object>();
md.Add(CompositionConstants.ExportTypeIdentityMetadataName,
AttributedModelServices.GetTypeIdentity(contractType));
return md;
});
_exports = new[] { ReflectionModelServices.CreateExportDefinition(lazyMember, contractName, metadata, null) };
}
public ReflectionMemberImportDefinition(
LazyMemberInfo importingLazyMember,
string contractName,
string requiredTypeIdentity,
IEnumerable <KeyValuePair <string, Type> > requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
bool isPrerequisite,
CreationPolicy requiredCreationPolicy,
IDictionary <string, object> metadata,
ICompositionElement origin)
: base(contractName, requiredTypeIdentity, requiredMetadata, cardinality, isRecomposable, isPrerequisite, requiredCreationPolicy, metadata, origin)
{
Assumes.NotNull(contractName);
this._importingLazyMember = importingLazyMember;
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string requiredTypeIdentity,
IEnumerable <KeyValuePair <string, Type> > requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
bool isPartCreator,
ICompositionElement origin)
{
Requires.NotNullOrEmpty(contractName, "contractName");
Requires.NullOrNotNullElements(requiredMetadata, "requiredMetadata");
Requires.IsInMembertypeSet(importingMember.MemberType, "importingMember", MemberTypes.Property | MemberTypes.Field);
if (isPartCreator)
{
#if SILVERLIGHT
return(new PartCreatorMemberImportDefinition(
importingMember,
origin,
new ContractBasedImportDefinition(
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
false,
CreationPolicy.NonShared)));
#else
throw new ArgumentException("PartCreator is only support in Silverlight version of MEF", "isPartCreator");
#endif
}
else
{
return(new ReflectionMemberImportDefinition(
importingMember,
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
requiredCreationPolicy,
origin));
}
}
public MemberInfo[] GetAccessors()
{
if ((_accessors == null) && (_accessorsCreator != null))
{
MemberInfo[] accessors = _accessorsCreator.Invoke();
string errorMessage;
if (!LazyMemberInfo.AreAccessorsValid(MemberType, accessors, out errorMessage))
{
throw new InvalidOperationException(errorMessage);
}
_accessors = accessors;
}
return(_accessors !);
}
public void Constructor_NullMetadata()
{
MemberInfo expectedMember = this.GetType();
LazyMemberInfo expectedExportingMemberInfo = new LazyMemberInfo(expectedMember);
string expectedContractName = "Contract";
ReflectionMemberExportDefinition definition = CreateReflectionExportDefinition(expectedExportingMemberInfo, expectedContractName, null);
Assert.Equal(expectedExportingMemberInfo, definition.ExportingLazyMember);
Assert.Same(expectedMember, definition.ExportingLazyMember.GetAccessors()[0]);
Assert.Equal(MemberTypes.TypeInfo, definition.ExportingLazyMember.MemberType);
Assert.Same(expectedContractName, definition.ContractName);
Assert.NotNull(definition.Metadata);
Assert.Equal(0, definition.Metadata.Count);
Assert.Null(((ICompositionElement)definition).Origin);
}
public void Constructor()
{
PropertyInfo expectedMember = typeof(PublicImportsExpectingPublicExports).GetProperty("PublicImportPublicProperty");
LazyMemberInfo expectedImportingMemberInfo = new LazyMemberInfo(expectedMember);
IEnumerable<KeyValuePair<string, Type>> requiredMetadata = new KeyValuePair<string, Type>[] { new KeyValuePair<string, Type>("Foo", typeof(object)) };
ReflectionMemberImportDefinition definition = new ReflectionMemberImportDefinition(
expectedImportingMemberInfo, "Contract", (string)null, requiredMetadata, ImportCardinality.ZeroOrMore, true, CreationPolicy.NonShared, null);
Assert.AreEqual(expectedImportingMemberInfo, definition.ImportingLazyMember);
Assert.AreEqual("Contract", definition.ContractName);
Assert.AreSame(requiredMetadata, definition.RequiredMetadata);
Assert.AreEqual(CreationPolicy.NonShared, definition.RequiredCreationPolicy);
Assert.AreEqual(true, definition.IsRecomposable);
Assert.AreEqual(false, definition.IsPrerequisite);
Assert.IsNull(((ICompositionElement)definition).Origin);
Assert.IsNotNull(((ICompositionElement)definition).DisplayName);
Assert.IsTrue(((ICompositionElement)definition).DisplayName.Contains(expectedMember.GetDisplayName()));
}
public ReflectionMemberImportDefinition(
LazyMemberInfo importingLazyMember,
string contractName,
string?requiredTypeIdentity,
IEnumerable <KeyValuePair <string, Type> >?requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
bool isPrerequisite,
CreationPolicy requiredCreationPolicy,
IDictionary <string, object?> metadata,
ICompositionElement?origin)
: base(contractName, requiredTypeIdentity, requiredMetadata, cardinality, isRecomposable, isPrerequisite, requiredCreationPolicy, metadata, origin)
{
if (contractName == null)
{
throw new ArgumentNullException(nameof(contractName));
}
_importingLazyMember = importingLazyMember;
}
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);
}
public void Constructor_PassInvalidAccessors()
{
foreach (var memberAndAccessorsInfo in GetMembersAndAccessors(typeof(LazyMemberTestClass)))
{
MemberInfo member = memberAndAccessorsInfo.Item1;
MemberTypes memberType = memberAndAccessorsInfo.Item2.Item1;
MemberInfo[] accessors = memberAndAccessorsInfo.Item2.Item2;
foreach (MemberTypes wrongMemberType in GetValidMemberTypes())
{
if (wrongMemberType == memberType)
{
continue;
}
ExceptionAssert.ThrowsArgument<ArgumentException>("accessors", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(wrongMemberType, accessors);
});
}
}
}
public static ContractBasedImportDefinition CreateImportDefinition(
LazyMemberInfo importingMember,
string contractName,
string requiredTypeIdentity,
IEnumerable<string> requiredMetadata,
ImportCardinality cardinality,
bool isRecomposable,
CreationPolicy requiredCreationPolicy,
ICompositionElement origin)
{
Requires.NotNullOrEmpty(contractName, "contractName");
Requires.NotNullOrNullElements(requiredMetadata, "requiredMetadata");
Requires.IsInMembertypeSet(importingMember.MemberType, "importingMember", MemberTypes.Property | MemberTypes.Field);
return new ReflectionMemberImportDefinition(
importingMember,
contractName,
requiredTypeIdentity,
requiredMetadata,
cardinality,
isRecomposable,
requiredCreationPolicy,
origin);
}
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);
}
public void GetPartCreatorProductImportDefinition_PartCreatorImport_()
{
LazyMemberInfo bogusMember = new LazyMemberInfo(MemberTypes.Field, () => new MemberInfo[] { typeof(ReflectionModelServicesTests) });
var import = ReflectionModelServices.CreateImportDefinition(
bogusMember,
"Foo",
"Foo",
Enumerable.Empty<KeyValuePair<string, Type>>(),
ImportCardinality.ZeroOrMore,
false,
CreationPolicy.Any,
true, //isPartCreator
null);
var productImport = ReflectionModelServices.GetPartCreatorProductImportDefinition(import);
var import2 = ReflectionModelServices.CreateImportDefinition(
bogusMember,
productImport.ContractName,
productImport.RequiredTypeIdentity,
productImport.RequiredMetadata,
productImport.Cardinality,
productImport.IsRecomposable,
productImport.RequiredCreationPolicy,
true, //isPartCreator
null);
Assert.AreEqual(import.ContractName, import2.ContractName);
Assert.AreEqual(import.Cardinality, import2.Cardinality);
Assert.AreEqual(import.IsRecomposable, import2.IsRecomposable);
Assert.AreEqual(import.RequiredCreationPolicy, import2.RequiredCreationPolicy);
Assert.AreEqual(import.RequiredTypeIdentity, import2.RequiredTypeIdentity);
EnumerableAssert.AreEqual(import.RequiredMetadata, import2.RequiredMetadata);
}
public void CreateExportDefinition()
{
PropertyInfo property = typeof(TestPart).GetProperties().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(property);
IDictionary<string, object> expectedMetadata = new Dictionary<string, object>();
expectedMetadata["Key1"] = 1;
expectedMetadata["Key2"] = "Value2";
string expectedContractName = "Foo";
ICompositionElement expectedOrigin = new MockOrigin();
ExportDefinition exportDefinition = ReflectionModelServices.CreateExportDefinition(expectedLazyMember, expectedContractName, expectedMetadata.AsLazy(), expectedOrigin);
Assert.IsNotNull(exportDefinition);
ReflectionMemberExportDefinition definition = exportDefinition as ReflectionMemberExportDefinition;
Assert.IsNotNull(definition);
Assert.AreEqual(expectedContractName, definition.ContractName);
Assert.IsTrue(definition.Metadata.Keys.SequenceEqual(expectedMetadata.Keys));
Assert.IsTrue(definition.Metadata.Values.SequenceEqual(expectedMetadata.Values));
Assert.AreEqual(expectedOrigin, ((ICompositionElement)definition).Origin);
Assert.AreEqual(expectedLazyMember, definition.ExportingLazyMember);
}
public ExportDefinition TranslateExpot(ReflectionMemberExportDefinition reflectionExport, List<LazyMemberInfo> members)
{
ExportDefinition export = null;
LazyMemberInfo lazyMember = reflectionExport.ExportingLazyMember;
var capturedLazyMember = lazyMember;
var capturedReflectionExport = reflectionExport;
string contractName = this.Translate(reflectionExport.ContractName, reflectionExport.Metadata.GetValue<int[]>(CompositionConstants.GenericExportParametersOrderMetadataName));
LazyMemberInfo exportingMember = new LazyMemberInfo(capturedLazyMember.MemberType, () => GetAccessors(capturedLazyMember));
Lazy<IDictionary<string, object>> lazyMetadata = new Lazy<IDictionary<string, object>>(() => this.TranslateExportMetadata(capturedReflectionExport));
export = new ReflectionMemberExportDefinition(
exportingMember,
new LazyExportDefinition(contractName, lazyMetadata),
((ICompositionElement)reflectionExport).Origin);
members.Add(capturedLazyMember);
return export;
}
private ImportDefinition TranslateImport(ReflectionImportDefinition reflectionImport, List<LazyMemberInfo> members, List<Lazy<ParameterInfo>> parameters)
{
bool isExportFactory = false;
ContractBasedImportDefinition productImport = reflectionImport;
IPartCreatorImportDefinition exportFactoryImportDefinition = reflectionImport as IPartCreatorImportDefinition;
if (exportFactoryImportDefinition != null)
{
productImport = exportFactoryImportDefinition.ProductImportDefinition;
isExportFactory = true;
}
string contractName = this.Translate(productImport.ContractName);
string requiredTypeIdentity = this.Translate(productImport.RequiredTypeIdentity);
IDictionary<string, object> metadata = this.TranslateImportMetadata(productImport);
ReflectionMemberImportDefinition memberImport = reflectionImport as ReflectionMemberImportDefinition;
ImportDefinition import = null;
if (memberImport != null)
{
LazyMemberInfo lazyMember = memberImport.ImportingLazyMember;
LazyMemberInfo importingMember = new LazyMemberInfo(lazyMember.MemberType, () => GetAccessors(lazyMember));
if (isExportFactory)
{
import = new PartCreatorMemberImportDefinition(
importingMember,
((ICompositionElement)memberImport).Origin,
new ContractBasedImportDefinition(
contractName,
requiredTypeIdentity,
productImport.RequiredMetadata,
productImport.Cardinality,
productImport.IsRecomposable,
false,
CreationPolicy.NonShared,
metadata));
}
else
{
import = new ReflectionMemberImportDefinition(
importingMember,
contractName,
requiredTypeIdentity,
productImport.RequiredMetadata,
productImport.Cardinality,
productImport.IsRecomposable,
false,
productImport.RequiredCreationPolicy,
metadata,
((ICompositionElement)memberImport).Origin);
}
members.Add(lazyMember);
}
else
{
ReflectionParameterImportDefinition parameterImport = reflectionImport as ReflectionParameterImportDefinition;
Assumes.NotNull(parameterImport);
Lazy<ParameterInfo> lazyParameter = parameterImport.ImportingLazyParameter;
Lazy<ParameterInfo> parameter = new Lazy<ParameterInfo>(() => GetParameter(lazyParameter));
if (isExportFactory)
{
import = new PartCreatorParameterImportDefinition(
parameter,
((ICompositionElement)parameterImport).Origin,
new ContractBasedImportDefinition(
contractName,
requiredTypeIdentity,
productImport.RequiredMetadata,
productImport.Cardinality,
false,
true,
CreationPolicy.NonShared,
metadata));
}
else
{
import = new ReflectionParameterImportDefinition(
parameter,
contractName,
requiredTypeIdentity,
productImport.RequiredMetadata,
productImport.Cardinality,
productImport.RequiredCreationPolicy,
metadata,
((ICompositionElement)parameterImport).Origin);
}
parameters.Add(lazyParameter);
}
return import;
}
private MemberInfo[] GetAccessors(LazyMemberInfo originalLazyMember)
{
this.BuildTables();
Assumes.NotNull(this._membersTable);
return this._membersTable[originalLazyMember];
}
public void CreateExportDefinition_NullAsContractName_ThrowsNullArgument()
{
PropertyInfo property = typeof(TestPart).GetProperties().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(property);
IDictionary<string, object> expectedMetadata = new Dictionary<string, object>();
expectedMetadata["Key1"] = 1;
expectedMetadata["Key2"] = "Value2";
ICompositionElement expectedOrigin = new MockOrigin();
ExceptionAssert.ThrowsArgument<ArgumentNullException>("contractName", () =>
{
ReflectionModelServices.CreateExportDefinition(expectedLazyMember, null, expectedMetadata.AsLazy(), expectedOrigin);
});
}
public void IsImportingParameter_OnMemberImport()
{
PropertyInfo property = typeof(TestPart).GetProperties().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(property);
string expectedContractName = "Foo";
string expectedRequiredTypeIdentity = "Bar";
KeyValuePair<string, Type>[] expectedRequiredMetadata = new KeyValuePair<string, Type>[] { new KeyValuePair<string, Type>("Key1", typeof(string)), new KeyValuePair<string, Type>("Key2", typeof(int)) };
ImportCardinality expectedCardinality = ImportCardinality.ExactlyOne;
CreationPolicy expectedCreationPolicy = CreationPolicy.NonShared;
bool expectedRecomposable = true;
ICompositionElement expectedOrigin = new MockOrigin();
ImportDefinition importDefinition = ReflectionModelServices.CreateImportDefinition(
expectedLazyMember,
expectedContractName,
expectedRequiredTypeIdentity,
expectedRequiredMetadata,
expectedCardinality,
expectedRecomposable,
expectedCreationPolicy,
expectedOrigin);
Assert.IsNotNull(importDefinition);
Assert.IsFalse(ReflectionModelServices.IsImportingParameter(importDefinition));
}
public void Constructor_PassNullAccessorCreators()
{
ExceptionAssert.ThrowsArgument<ArgumentNullException>("accessorsCreator", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(MemberTypes.Field, (Func<MemberInfo[]>)null);
});
}
public void CreateExportDefinition_InvalidLazymemberInfo_ShouldThrowArtument()
{
EventInfo _event = typeof(TestPart).GetEvents().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(_event);
IDictionary<string, object> expectedMetadata = new Dictionary<string, object>();
expectedMetadata["Key1"] = 1;
expectedMetadata["Key2"] = "Value2";
string expectedContractName = "Foo";
ICompositionElement expectedOrigin = new MockOrigin();
ExceptionAssert.ThrowsArgument<ArgumentException>("exportingMember", () =>
{
ReflectionModelServices.CreateExportDefinition(expectedLazyMember, expectedContractName, expectedMetadata.AsLazy(), expectedOrigin);
});
}
public void GetExportingMember()
{
PropertyInfo property = typeof(TestPart).GetProperties().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(property);
IDictionary<string, object> expectedMetadata = new Dictionary<string, object>();
expectedMetadata["Key1"] = 1;
expectedMetadata["Key2"] = "Value2";
string expectedContractName = "Foo";
ICompositionElement expectedOrigin = new MockOrigin();
ExportDefinition exportDefinition = ReflectionModelServices.CreateExportDefinition(expectedLazyMember, expectedContractName, expectedMetadata.AsLazy(), expectedOrigin);
Assert.IsNotNull(exportDefinition);
LazyMemberInfo lazyMember = ReflectionModelServices.GetExportingMember(exportDefinition);
Assert.AreEqual(expectedLazyMember, lazyMember);
}
public void CreateImportDefinition_Member()
{
PropertyInfo property = typeof(TestPart).GetProperties().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(property);
string expectedContractName = "Foo";
string expectedRequiredTypeIdentity = "Bar";
KeyValuePair<string, Type>[] expectedRequiredMetadata = new KeyValuePair<string, Type>[] { new KeyValuePair<string, Type>("Key1", typeof(string)), new KeyValuePair<string, Type>("Key2", typeof(int)) };
ImportCardinality expectedCardinality = ImportCardinality.ExactlyOne;
CreationPolicy expectedCreationPolicy = CreationPolicy.NonShared;
bool expectedRecomposable = true;
ICompositionElement expectedOrigin = new MockOrigin();
ImportDefinition importDefinition = ReflectionModelServices.CreateImportDefinition(
expectedLazyMember,
expectedContractName,
expectedRequiredTypeIdentity,
expectedRequiredMetadata,
expectedCardinality,
expectedRecomposable,
expectedCreationPolicy,
expectedOrigin);
Assert.IsNotNull(importDefinition);
ReflectionMemberImportDefinition definition = importDefinition as ReflectionMemberImportDefinition;
Assert.IsNotNull(definition);
Assert.AreEqual(expectedLazyMember, definition.ImportingLazyMember);
Assert.AreEqual(definition.ContractName, expectedContractName);
Assert.AreEqual(definition.RequiredTypeIdentity, expectedRequiredTypeIdentity);
Assert.IsTrue(definition.RequiredMetadata.SequenceEqual(expectedRequiredMetadata));
Assert.AreEqual(definition.Cardinality, expectedCardinality);
Assert.AreEqual(definition.RequiredCreationPolicy, expectedCreationPolicy);
Assert.AreEqual(definition.IsRecomposable, expectedRecomposable);
Assert.AreSame(expectedOrigin, ((ICompositionElement)definition).Origin);
Assert.IsFalse(definition.IsPrerequisite);
}
public void Constructor_PassAccessorsInvalidMemberType()
{
MemberTypes[] validMemberTypes = GetValidMemberTypes().ToArray();
foreach (MemberTypes memberType in GetMemberTypeValues())
{
if (!validMemberTypes.Contains(memberType))
{
ExceptionAssert.ThrowsArgument<ArgumentException>("memberType", () =>
{
LazyMemberInfo lazy = new LazyMemberInfo(memberType, typeof(LazyMemberTestClass));
});
}
}
}
public void CreateImportDefinition_Member_InvalidMember_ShouldThrowArgument()
{
MethodInfo method = typeof(TestPart).GetMethods().First();
LazyMemberInfo expectedLazyMember = new LazyMemberInfo(method);
string expectedContractName = "Foo";
string expectedRequiredTypeIdentity = "Bar";
KeyValuePair<string, Type>[] expectedRequiredMetadata = new KeyValuePair<string, Type>[] { new KeyValuePair<string, Type>("Key1", typeof(string)), new KeyValuePair<string, Type>("Key2", typeof(int)) };
ImportCardinality expectedCardinality = ImportCardinality.ExactlyOne;
CreationPolicy expectedCreationPolicy = CreationPolicy.NonShared;
bool expectedRecomposable = true;
ICompositionElement expectedOrigin = new MockOrigin();
ExceptionAssert.ThrowsArgument<ArgumentException>("importingMember", () =>
{
ReflectionModelServices.CreateImportDefinition(
expectedLazyMember,
expectedContractName,
expectedRequiredTypeIdentity,
expectedRequiredMetadata,
expectedCardinality,
expectedRecomposable,
expectedCreationPolicy,
expectedOrigin);
});
}
