Fluent Assertions Documentation
FluentAssertions Assembly / FluentAssertions.Primitives Namespace / StringAssertions Class


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    StringAssertions Class Methods
    In This Topic

    For a list of all members of this type, see StringAssertions members.

    Public Methods
     NameDescription
    Public Method Asserts that a string is exactly the same as another string, including the casing and any leading or trailing whitespace. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that the object is assignable to a variable of type T. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that a string is System.String.Empty. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded.  Asserts that a string is exactly the same as another string, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that all cased characters in a string are lower-case. That is, that the string could be the result of a call to System.String.ToLowerInvariant, (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public Method Asserts that the current object has not been initialized yet. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that a string is either a null reference (Nothing in Visual Basic) or System.String.Empty. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string is either a null reference (Nothing in Visual Basic) or System.String.Empty or white space (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that the object is of the specified type T. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodOverloaded. Asserts that the System.String is one of the specified validValues. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public Method Asserts that an object reference refers to the exact same object as another object reference. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that all cased characters in a string are upper-case. That is, that the string could be the result of a call to System.String.ToUpperInvariant. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded.  Asserts that a string contains another (fragment of a) string. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string contains all values present in values. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string contains at least one value present in values,. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string contains the specified expected, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string ends exactly with the specified expected, including the casing and any leading or trailing whitespace. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string ends with the specified expected, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public Method (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that a string has the specified expected length. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string matches the wildcardPattern. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string matches the wildcardPattern. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded.  Asserts that a string matches a regular expression with expected occurrence (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string is not exactly the same as the specified unexpected, including the casing and any leading or trailing whitespace. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that the object is not assignable to a variable of type T. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that a string is not System.String.Empty. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded.  Asserts that a string is not exactly the same as another string, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that of all the cased characters in a string, some are not lower-case. That is, the string could not be the result of a call to System.String.ToLowerInvariant. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public Method Asserts that the current object has been initialized. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that a string is neither a null reference (Nothing in Visual Basic) nor System.String.Empty. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string is neither a null reference (Nothing in Visual Basic) nor System.String.Empty nor white space (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that the object is not of the specified type T. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public Method Asserts that an object reference refers to a different object than another object reference refers to. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that of all the cased characters in a string, some are not upper-case. That is, the string could not be the result of a call to System.String.ToUpperInvariant. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public Method Asserts that a string does not contain another (fragment of a) string. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string does not contain all of the strings provided in values. The string may contain some subset of the provided values. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string does not contain any of the strings provided in values. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string does not contain the specified unexpected string, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string does not end exactly with the specified unexpected, including the casing and any leading or trailing whitespace. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string does not end with the specified unexpected, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string does not match the wildcardPattern. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string does not match the wildcardPattern. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded.  Asserts that a string does not match a regular expression. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAsserts that a string does not start with the specified unexpected value, including the casing and any leading or trailing whitespace. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string does not start with the specified unexpected value, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodAllows combining one or more assertions using the other assertion methods that this library offers on an instance of T. (Inherited from FluentAssertions.Primitives.ReferenceTypeAssertions<string,TAssertions>)
    Public MethodAsserts that a string starts exactly with the specified expected value, including the casing and any leading or trailing whitespace. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
    Public MethodOverloaded. Asserts that a string starts with the specified expected, including any leading or trailing whitespace, with the exception of the casing. (Inherited from FluentAssertions.Primitives.StringAssertions<StringAssertions>)
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    Extension Methods
     NameDescription
    Public Extension MethodSafely casts the specified object to the type specified through TTo.
    Public Extension MethodOverloaded. Invokes the specified action on a subject so that you can chain it with any of the assertions from FluentAssertions.Specialized.NonGenericAsyncFunctionAssertions
    Public Extension MethodOverloaded. Forces enumerating a collection. Should be used to assert that a method that uses the yield keyword throws a particular exception.
    Public Extension Method Provides methods for asserting the execution time of a method or property.
    Public Extension MethodOverloaded. Invokes the specified action on a subject so that you can chain it with any of the assertions from FluentAssertions.Specialized.ActionAssertions
    Public Extension MethodOverloaded. Starts monitoring eventSource for its events.
    Public Extension MethodOverloaded. Returns an FluentAssertions.Specialized.ExecutionTimeAssertions object that can be used to assert the current FluentAssertions.Specialized.ExecutionTime.
    Public Extension MethodOverloaded. Returns an FluentAssertions.Primitives.EnumAssertions<TEnum,TAssertions> object that can be used to assert the current TEnum.
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    See Also