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CollectionAssert.AreNotEqual Method (ICollection, ICollection, IComparer)

Verifies that two specified collections are not equal, using the specified method to compare the values of elements. The assertion fails if the collections are equal.

Namespace:  Microsoft.VisualStudio.TestTools.UnitTesting
Assembly:  Microsoft.VisualStudio.QualityTools.UnitTestFramework (in Microsoft.VisualStudio.QualityTools.UnitTestFramework.dll)
public static void AreNotEqual(
	ICollection notExpected,
	ICollection actual,
	IComparer comparer


Type: System.Collections.ICollection

The first collection to compare. This is the collection that the unit test does not expect to match actual.

Type: System.Collections.ICollection

The second collection to compare. This is the collection the unit test produced.

Type: System.Collections.IComparer

The compare implementation to use when comparing elements of the collection.


expected is equal to actual.

Two collections are equal if they have the same elements in the same order and quantity. Elements are equal if their values are equal, not if they refer to the same object.

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