Assert.IsInstanceOfType Method

Definition

Namespace:

Microsoft.VisualStudio.TestTools.UnitTesting

Assembly:

Microsoft.VisualStudio.QualityTools.UnitTestFramework.dll

Overloads

IsInstanceOfType(Object, Type)	Tests whether the specified object is an instance of the expected type and throws an exception if the expected type is not in the inheritance hierarchy of the object.
IsInstanceOfType(Object, Type, String)	Tests whether the specified object is an instance of the expected type and throws an exception if the expected type is not in the inheritance hierarchy of the object.
IsInstanceOfType(Object, Type, String, Object[])	Tests whether the specified object is an instance of the expected type and throws an exception if the expected type is not in the inheritance hierarchy of the object.

IsInstanceOfType(Object, Type)

Tests whether the specified object is an instance of the expected type and throws an exception if the expected type is not in the inheritance hierarchy of the object.

public:
 static void IsInstanceOfType(System::Object ^ value, Type ^ expectedType);

public static void IsInstanceOfType (object value, Type expectedType);

static member IsInstanceOfType : obj * Type -> unit

Public Shared Sub IsInstanceOfType (value As Object, expectedType As Type)

Parameters

value

Object

The object the test expects to be of the specified type.

expectedType

Type

The expected type of value.

Exceptions

AssertFailedException

Thrown if value is null or expectedType is not in the inheritance hierarchy of value.

IsInstanceOfType(Object, Type, String)

Tests whether the specified object is an instance of the expected type and throws an exception if the expected type is not in the inheritance hierarchy of the object.

public:
 static void IsInstanceOfType(System::Object ^ value, Type ^ expectedType, System::String ^ message);

public static void IsInstanceOfType (object value, Type expectedType, string message);

static member IsInstanceOfType : obj * Type * string -> unit

Public Shared Sub IsInstanceOfType (value As Object, expectedType As Type, message As String)

Parameters

value

Object

The object the test expects to be of the specified type.

expectedType

Type

The expected type of value.

message

String

The message to include in the exception when value is not an instance of expectedType. The message is shown in test results.

Exceptions

AssertFailedException

Thrown if value is null or expectedType is not in the inheritance hierarchy of value.

IsInstanceOfType(Object, Type, String, Object[])

Tests whether the specified object is an instance of the expected type and throws an exception if the expected type is not in the inheritance hierarchy of the object.

public:
 static void IsInstanceOfType(System::Object ^ value, Type ^ expectedType, System::String ^ message, ... cli::array <System::Object ^> ^ parameters);

public static void IsInstanceOfType (object value, Type expectedType, string message, params object[] parameters);

static member IsInstanceOfType : obj * Type * string * obj[] -> unit

Public Shared Sub IsInstanceOfType (value As Object, expectedType As Type, message As String, ParamArray parameters As Object())

Parameters

value

Object

The object the test expects to be of the specified type.

expectedType

Type

The expected type of value.

message

String

The message to include in the exception when value is not an instance of expectedType. The message is shown in test results.

parameters

Object[]

An array of parameters to use when formatting message.

Exceptions

AssertFailedException

Thrown if value is null or expectedType is not in the inheritance hierarchy of value.