<PackageReference Include="NUnit" Version="4.3.2" />

NUnit.Framework.Constraints.IndexerConstraint

IndexerConstraint extracts a named property and uses its value as the actual value for a chained constraint.
public IndexerConstraint(IEnumerable<object> indexerArguments, IConstraint baseConstraint)

Initializes a new instance of the IndexerConstraint class.

public IndexerConstraint(object[] indexerArguments, IConstraint baseConstraint)

Initializes a new instance of the IndexerConstraint class.