public void TestIsPrime_NinetySevenReturnsTrue()
{
PrimeGrid target = new PrimeGrid();
int numberToCheck = 97;
Boolean actual = target.IsPrime(numberToCheck);
Assert.IsTrue(actual);
}
public void TestIsPrime_OneReturnsFalse()
{
PrimeGrid target = new PrimeGrid();
int numberToCheck = 1;
Boolean actual = target.IsPrime(numberToCheck);
Assert.IsFalse(actual);
}
public void TestIsPrime_EvenNumbersReturnFalse()
{
PrimeGrid target = new PrimeGrid();
int numberToCheck = 4; //Using 4 as 2 is prime - create test to account for that next
bool actual = target.IsPrime(numberToCheck);
Assert.IsFalse(actual);
}
public void TestGridPrint_MultiplyReturnsCorrectAnswer()
{
PrimeGrid target = new PrimeGrid();
int i = 3;
int j = 97;
int expected = 291;
int actual = target.Multiply(i, j);
Assert.AreEqual(expected, actual);
}
public void TestGridPrint_MultiplyUsingList()
{
PrimeGrid target = new PrimeGrid();
int numberOfPrimesReq = 5 + 1;//Plus one to allow for pretty printing
int[] list1 = target.PrimeFinder(numberOfPrimesReq);
int[] list2 = list1;
int expected = 33;
int actual = target.Multiply(list1[2], list2[5]);//Had to update the pointers to allow for 1 inserted for printing
Assert.AreEqual(expected, actual);
}
public void TestPrimeFinder_ReturnsCorrectNoOfPrimes()
{
PrimeGrid target = new PrimeGrid();
int numberOfPrimesReq = 5 + 1; //changed to plus 1 to allow for nice printing
int[] expected = new int[6] {
1, 2, 3, 5, 7, 11
};
int[] actual = target.PrimeFinder(numberOfPrimesReq);
Assert.AreEqual(expected[0], actual[0]);
Assert.AreEqual(expected[1], actual[1]);
Assert.AreEqual(expected[2], actual[2]);
Assert.AreEqual(expected[3], actual[3]);
Assert.AreEqual(expected[4], actual[4]);
Assert.AreEqual(expected[5], actual[5]); //Extra test case added to allow for extra 1 at start
}