public void Test1()
{
var arr = new int[] { 1, 2, 0, 0, 0, 2, 1 };
var result = solution.TopKFrequent(arr, 1);
Assert.AreEqual(result.Length, 1);
Assert.AreEqual(result.Any(a => a == 0), true);
}
public void TestMethod1(int[] nums, int k, int[] expected)
{
// Arrange
TopKFrequentElements question = new TopKFrequentElements();
// Act
IList <int> actual = question.TopKFrequent(nums, k);
// Assert
CollectionAssert.AreEqual(new List <int>(expected), new List <int>(actual));
}
