Assert.AreAllNotNull Method

Definition

Namespace:: Microsoft.VisualStudio.TestTools.UnitTesting

Assembly:: MSTest.TestFramework.dll

Package:: MSTest.TestFramework v4.3.0

Important

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Overloads

Name	Description
AreAllNotNull(IEnumerable, String, String)	Tests whether all items in the specified collection are non-null and throws an exception if any element is null.
AreAllNotNull<T>(IEnumerable<T>, String, String)	Tests whether all items in the specified collection are non-null and throws an exception if any element is null.

AreAllNotNull(IEnumerable, String, String)

Source:: Assert.AreAllNotNull.cs

Tests whether all items in the specified collection are non-null and throws an exception if any element is null.

public static void AreAllNotNull(System.Collections.IEnumerable? collection, string? message = "", string collectionExpression = "");

static member AreAllNotNull : System.Collections.IEnumerable * string * string -> unit

Public Shared Sub AreAllNotNull (collection As IEnumerable, Optional message As String = "", Optional collectionExpression As String = "")

Parameters

collection: IEnumerable

The collection in which to search for null elements.

message: String

The message to include in the exception when collection contains a null element. The message is shown in test results.

collectionExpression: String

The syntactic expression of collection as given by the compiler via caller argument expression. Users shouldn't pass a value for this parameter.

Exceptions

AssertFailedException

Thrown if collection is null or contains at least one null element.

Applies to

AreAllNotNull<T>(IEnumerable<T>, String, String)

Source:: Assert.AreAllNotNull.cs

Tests whether all items in the specified collection are non-null and throws an exception if any element is null.

public static void AreAllNotNull<T>(System.Collections.Generic.IEnumerable<T>? collection, string? message = "", string collectionExpression = "");

static member AreAllNotNull : seq<'T> * string * string -> unit

Public Shared Sub AreAllNotNull(Of T) (collection As IEnumerable(Of T), Optional message As String = "", Optional collectionExpression As String = "")

Type Parameters

T

The type of the collection items.