CollectionAssert.AllItemsAreUnique Method (ICollection)

Verifies that all items in the specified collection are unique. The assertion fails if any two elements in the collection are equal.

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

Syntax

'Declaration
Public Shared Sub AllItemsAreUnique ( _
    collection As ICollection _
)

public static void AllItemsAreUnique(
    ICollection collection
)

public:
static void AllItemsAreUnique(
    ICollection^ collection
)

static member AllItemsAreUnique : 
        collection:ICollection -> unit

public static function AllItemsAreUnique(
    collection : ICollection
)

Parameters

• collection
  Type: ICollection

  The collection in which to search for duplicate elements.

Exceptions

Exception	Condition
AssertFailedException	Two or more equal elements are found in collection.

.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

CollectionAssert Class

AllItemsAreUnique Overload

Microsoft.VisualStudio.TestTools.UnitTesting Namespace

Other Resources

Using the Assert Classes