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Fluent Assertions Documentation
FluentAssertions.Collections Namespace / GenericDictionaryAssertions<TCollection,TKey,TValue,TAssertions> Class / NotContainKeys Method / NotContainKeys(IEnumerable<TKey>,String,Object[]) Method
The unexpected keys
A formatted phrase as is supported by System.String.Format(System.String,System.Object[]) explaining why the assertion is needed. If the phrase does not start with the word because, it is prepended automatically.
Zero or more objects to format using the placeholders in because.
In This Topic
    NotContainKeys(IEnumerable<TKey>,String,Object[]) Method
    In This Topic
    Asserts that the dictionary does not contain any of the specified keys. Key comparison will honor the equality comparer of the dictionary when applicable.
    Syntax
    public AndConstraint<TAssertions> NotContainKeys( 
   IEnumerable<TKey> unexpected,
   string because,
   params object[] becauseArgs
)

    Parameters

    unexpected
    The unexpected keys
    because
    A formatted phrase as is supported by System.String.Format(System.String,System.Object[]) explaining why the assertion is needed. If the phrase does not start with the word because, it is prepended automatically.
    becauseArgs
    Zero or more objects to format using the placeholders in because.
    Exceptions
    ExceptionDescription
    System.ArgumentNullExceptionunexpected is a null reference (Nothing in Visual Basic).
    System.ArgumentExceptionunexpected is empty.
    Requirements

    Target Platforms: Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

    See Also

    Reference

    GenericDictionaryAssertions<TCollection,TKey,TValue,TAssertions> Class
    GenericDictionaryAssertions<TCollection,TKey,TValue,TAssertions> Members
    Overload List

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