public void GetBlockNumber_AllItemsTheSame_0(int arrayLength)
{
var input = Enumerable.Repeat(1, arrayLength).ToArray();
var solver = new Peaks();
var peaksNumber = solver.GetBlockNumber(input);
peaksNumber.Should().Be(0);
}
public void GetBlockNumber_OneItem_0()
{
var input = new[] { 1 };
var solver = new Peaks();
var peaksNumber = solver.GetBlockNumber(input);
peaksNumber.Should().Be(0);
}
public void GetBlockNumber_Empty_0()
{
var input = new int[0];
var solver = new Peaks();
var peaksNumber = solver.GetBlockNumber(input);
peaksNumber.Should().Be(0);
}
public void GetBlockNumber_PrimeLength_1()
{
var input = new[] { 1, 2, 3, 4, 3, 4, 1, 2, 3, 4, 6 };
var solver = new Peaks();
var peaksNumber = solver.GetBlockNumber(input);
peaksNumber.Should().Be(1);
}
public void GetBlockNumber_Sample_3()
{
var input = new[] { 1, 2, 3, 4, 3, 4, 1, 2, 3, 4, 6, 2 };
var solver = new Peaks();
var peaksNumber = solver.GetBlockNumber(input);
peaksNumber.Should().Be(3);
}
public void GetBlockNumber_BigDecreaseIncrease_2()
{
int size = 55_000;
var input = Enumerable.Range(1, size).Reverse().Concat(Enumerable.Range(1, size)).ToArray();
Swap(input, 0, 1);
Swap(input, input.Length - 1, input.Length - 2);
var solver = new Peaks();
var peaksNumber = solver.GetBlockNumber(input);
peaksNumber.Should().Be(2);
}
