public void GivenANumber_ReturnsTheDivisors(long number, long[] expectedDivisors)
{
// arrange
var sut = new HighlyDivisibleTriangularNumber();
// act
var divisors = sut.FindDivisors(number).OrderBy(x => x);
// assert
Assert.True(expectedDivisors.OrderBy(x => x).SequenceEqual(divisors));
}
public void GivenANumberOfDivisors_ReturnsTheSmallestTriangleNumber(int numberOfDivisors, long expectedTriangleNumber)
{
// arrange
var sut = new HighlyDivisibleTriangularNumber();
// act
var triangleNumber = sut.Find(numberOfDivisors);
// assert
Assert.Equal(expectedTriangleNumber, triangleNumber);
}
public void TestMethod2()
{
//Arrange
int n = 500;
int expected = 76576500;
//Act
var res = HighlyDivisibleTriangularNumber.Solve(n);
//Assert
Assert.AreEqual(expected, res);
}
public void LargeTest()
{
Assert.AreEqual(76576500, HighlyDivisibleTriangularNumber.FindHighlyDivisibleTriangularNumber(numDivisors: 500));
}
public void SmallTest()
{
Assert.AreEqual(28, HighlyDivisibleTriangularNumber.FindHighlyDivisibleTriangularNumber(numDivisors: 6));
}
