<PackageReference Include="NUnit" Version="3.10.1" />

Has

public class Has
public static ConstraintExpression All { get; }

public static ResolvableConstraintExpression Count { get; }

public static ResolvableConstraintExpression InnerException { get; }

public static ResolvableConstraintExpression Length { get; }

public static ResolvableConstraintExpression Message { get; }

public static ConstraintExpression No { get; }

public static ConstraintExpression None { get; }

public static ItemsConstraintExpression One { get; }

public static ConstraintExpression Some { get; }

public Has()

public static ResolvableConstraintExpression Attribute(Type expectedType)

public static ResolvableConstraintExpression Attribute<T>()

public static ItemsConstraintExpression Exactly(int expectedCount)

public static SomeItemsConstraint Member(object expected)

public static ResolvableConstraintExpression Property(string name)