<PackageReference Include="NUnit" Version="3.0.0" />

BinaryConstraint

public abstract class BinaryConstraint : Constraint
BinaryConstraint is the abstract base of all constraints that combine two other constraints in some fashion.
namespace NUnit.Framework.Constraints { public abstract class BinaryConstraint : Constraint { protected IConstraint Left; protected IConstraint Right; protected BinaryConstraint(IConstraint left, IConstraint right) : base(left, right) { Guard.ArgumentNotNull(left, "left"); Left = left; Guard.ArgumentNotNull(right, "right"); Right = right; } } }