Class PropertyExistsConstraint

Namespace

NUnit.Framework.Constraints

Assembly

nunit.framework.dll

PropertyExistsConstraint tests that a named property exists on the object provided through Match.

Originally, PropertyConstraint provided this feature in addition to making optional tests on the vaue of the property. The two constraints are now separate.

public class PropertyExistsConstraint : Constraint, IConstraint, IResolveConstraint

Inheritance

object

Constraint

PropertyExistsConstraint

Implements

IConstraint

IResolveConstraint

Inherited Members

Constraint.ApplyTo<TActual>(ActualValueDelegate<TActual>)

Constraint.ApplyTo<TActual>(ref TActual)

Constraint.ToString()

Constraint.After(int)

Constraint.After(int, int)

Constraint.DisplayName

Constraint.Arguments

Constraint.Builder

Constraint.And

Constraint.With

Constraint.Or

object.GetType()

object.MemberwiseClone()

object.Equals(object)

object.Equals(object, object)

object.ReferenceEquals(object, object)

object.GetHashCode()

Constructors

PropertyExistsConstraint(string)

Initializes a new instance of the PropertyExistConstraint class.

public PropertyExistsConstraint(string name)

Parameters

name string

The name of the property.

Properties

Description

The Description of what this constraint tests, for use in messages and in the ConstraintResult.

public override string Description { get; }

Property Value

string

Methods

ApplyTo<TActual>(TActual)

Test whether the property exists for a given object

public override ConstraintResult ApplyTo<TActual>(TActual actual)

Parameters

actual TActual

The object to be tested

Returns

ConstraintResult

True for success, false for failure

Type Parameters

TActual

GetStringRepresentation()

Returns the string representation of the constraint.

protected override string GetStringRepresentation()

Returns

string