/// <summary>
/// Initializes a new instance of the <see cref="MethodInvoker"/> class with the supplied
/// <see cref="IMethodQuery" />.
/// </summary>
/// <param name="query">
/// The <see cref="IMethodQuery"/> that defines which methods are attempted.
/// </param>
public MethodInvoker(IMethodQuery query)
{
if (query == null)
{
throw new ArgumentNullException(nameof(query));
}
this.query = query;
}
/// <summary>
/// Initializes a new instance of the <see cref="ConstructorCustomization"/> class.
/// </summary>
/// <param name="targetType">
/// The <see cref="Type"/> for which <paramref name="query"/> should be used to select the
/// most appropriate constructor.
/// </param>
/// <param name="query">
/// The query that selects a constructor for <paramref name="targetType"/>.
/// </param>
public ConstructorCustomization(Type targetType, IMethodQuery query)
{
if (targetType == null)
throw new ArgumentNullException("targetType");
if (query == null)
throw new ArgumentNullException("query");
this.targetType = targetType;
this.query = query;
}
/// <summary>
/// Initializes a new instance of the <see cref="ConstructorCustomization"/> class.
/// </summary>
/// <param name="targetType">
/// The <see cref="Type"/> for which <paramref name="query"/> should be used to select the
/// most appropriate constructor.
/// </param>
/// <param name="query">
/// The query that selects a constructor for <paramref name="targetType"/>.
/// </param>
public ConstructorCustomization(Type targetType, IMethodQuery query)
{
if (targetType == null)
{
throw new ArgumentNullException(nameof(targetType));
}
if (query == null)
{
throw new ArgumentNullException(nameof(query));
}
this.targetType = targetType;
this.query = query;
}
public void QueriesWillMatchParamsArray()
{
// Fixture setup
var expectedQueries = new IMethodQuery[]
{
new DelegatingMethodQuery(),
new DelegatingMethodQuery(),
new DelegatingMethodQuery()
};
var sut = new CompositeMethodQuery(expectedQueries);
// Exercise system
var result = sut.Queries;
// Verify outcome
Assert.True(expectedQueries.SequenceEqual(result));
// Teardown
}
public void SelectWillReturnResultsInCorrectSequence(Type type)
{
// Fixture setup
IEnumerable<IMethod> modestConstructors = from ci in type.GetConstructors()
let parameters = ci.GetParameters()
orderby parameters.Length ascending
select new ConstructorMethod(ci) as IMethod;
IEnumerable<IMethod> greedyConstructors = from ci in type.GetConstructors()
let parameters = ci.GetParameters()
orderby parameters.Length descending
select new ConstructorMethod(ci) as IMethod;
var expectedConstructors = new List<IMethod>();
expectedConstructors.AddRange(modestConstructors);
expectedConstructors.AddRange(greedyConstructors);
var queries = new IMethodQuery[]
{
new DelegatingMethodQuery { OnSelectMethods = t => modestConstructors },
new DelegatingMethodQuery { OnSelectMethods = t => greedyConstructors },
new DelegatingMethodQuery()
};
var sut = new CompositeMethodQuery(queries);
// Exercise system
var result = sut.SelectMethods(type);
// Verify outcome
Assert.True(expectedConstructors.SequenceEqual(result));
// Teardown
}
/// <summary>
/// Initializes a new instance of the <see cref="NoConstructorsSpecification"/> class.
/// </summary>
public NoConstructorsSpecification()
{
modestConstructorQuery = new ModestConstructorQuery();
}