Fluent Assertions Documentation
FluentAssertions.Collections Namespace / GenericDictionaryAssertions<TCollection,TKey,TValue,TAssertions> Class / NotContain Method / NotContain(TKey,TValue,String,Object[]) Method
The key for which to validate the value
The value to validate
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.
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    NotContain(TKey,TValue,String,Object[]) Method
    In This Topic
    Asserts that the current dictionary does not contain the specified value for the supplied key. Key comparison will honor the equality comparer of the dictionary when applicable. Values are compared using their System.Object.Equals(System.Object) implementation.
    Syntax

    Parameters

    key
    The key for which to validate the value
    value
    The value to validate
    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.
    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