Assert.IsNotNull Method (Object, String)

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

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

Syntax

'Declaration
Public Shared Sub IsNotNull ( _
    value As Object, _
    message As String _
)

'Usage
Dim value As Object 
Dim message As String 

Assert.IsNotNull(value, message)

public static void IsNotNull(
    Object value,
    string message
)

public:
static void IsNotNull(
    Object^ value, 
    String^ message
)

public static function IsNotNull(
    value : Object, 
    message : String
)

Parameters

• value
  Type: System.Object

• message
  Type: System.String

Exceptions

.NET Framework Security

• Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

See Also

Reference

Assert Class

Assert Members

IsNotNull Overload

Microsoft.VisualStudio.TestTools.UnitTesting Namespace

Other Resources

Using the Assert Classes