Assert.IsNull Method (Object)

Verifies that the specified object is nulla null reference (Nothing in Visual Basic). The assertion fails if it is not nulla null reference (Nothing in Visual Basic).

Namespace:  Microsoft.VisualStudio.TestTools.UnitTesting
Assembly:  Microsoft.VisualStudio.QualityTools.UnitTestFramework (in Microsoft.VisualStudio.QualityTools.UnitTestFramework.dll)

Syntax

'Declaration
Public Shared Sub IsNull ( _
    value As Object _
)
public static void IsNull(
    Object value
)
public:
static void IsNull(
    Object^ value
)
static member IsNull : 
        value:Object -> unit
public static function IsNull(
    value : Object
)

Parameters

  • value
    Type: Object

    The object to verify is nulla null reference (Nothing in Visual Basic).

Exceptions

Exception Condition
AssertFailedException

value is not nulla null reference (Nothing in Visual Basic).

.NET Framework Security

See Also

Reference

Assert Class

IsNull Overload

Microsoft.VisualStudio.TestTools.UnitTesting Namespace

Other Resources

Using the Assert Classes