public void UpdateCacheEntryOptions_CopiesTriggersFromEntryLink()
        {
            // Arrange
            var expiresSliding = TimeSpan.FromSeconds(30);
            var expected = new[] { Mock.Of<IChangeToken>(), Mock.Of<IChangeToken>() };
            var cache = new MemoryCache(new MemoryCacheOptions());
            var cacheTagHelper = new CacheTagHelper(cache)
            {
                ExpiresSliding = expiresSliding
            };

            var entryLink = new EntryLink();
            entryLink.AddExpirationTokens(expected);

            // Act
            var cacheEntryOptions = cacheTagHelper.GetMemoryCacheEntryOptions(entryLink);

            // Assert
            Assert.Equal(expected, cacheEntryOptions.ExpirationTokens.ToArray());
        }