public void GetNonViewAndNonDuplicateViolatingSizesTest(int row, int col, params int[] expectedClues)
{
//arrange
var clues = new[]
{
3, 2, 2, 3, 2, 1,
1, 2, 3, 3, 2, 2,
5, 1, 2, 2, 4, 3,
3, 2, 1, 2, 2, 4
};
int[,] grid =
{
//clues:3, 2, 2, 3, 2, 1
/*4*/ { 0, 1, 4, 3, 5, 6 }, //1
/*2*/ { 1, 0, 3, 2, 4, 5 }, //2
/*2*/ { 4, 3, 0, 5, 1, 2 }, //3
/*1*/ { 6, 5, 2, 0, 3, 4 }, //3
/*2*/ { 5, 4, 1, 6, 0, 3 }, //2
/*3*/ { 3, 2, 5, 4, 6, 0 } //2
//clues:3, 4, 2, 2, 1, 5,
};
//act
var actual = SkyscrapersPuzzle6By6.GetNonViewAndNonDuplicateViolatingSizes(grid, clues, row, col).ToArray();
//assert
CollectionAssert.AreEqual(expectedClues, actual);
}
[Test] //6X6 down for col 3 (index 2)
public void IsValidViewTest()
{
//arrange
var correctClues = new[]
{
3, 2, 2, 2, 2, 1,
1,
2,
3,
3,
2,
6,
3, 2, 2, 2, 2, 1,
1, 3, 2, 4, 2, 6
};
var incorrectClues = new[]
{
4, 1, 3, 5, 6, 2,
2,
1,
1,
6,
5,
1,
4, 5, 6, 3, 1, 2,
2, 4, 3, 5, 6, 1
};
//not a valid grid, but for testing visibility it provides many cases
int[,] grid =
{
{ 1, 2, 3, 4, 5, 6 },
{ 5, 6, 1, 2, 3, 4 },
{ 3, 4, 5, 6, 2, 1 },
{ 5, 6, 3, 2, 4, 1 },
{ 2, 1, 4, 3, 6, 5 },
{ 6, 5, 4, 3, 2, 1 }
};
//act
bool actual;
//assert
for (int i = 0; i < correctClues.Length; i++)
{
actual = SkyscrapersPuzzle6By6.IsValidView(grid, correctClues, i);
Assert.AreEqual(true, actual,
$"Visible buildings don't match clue at index {i} for correct clues (clue says {correctClues[i]} should be visible)");
actual = SkyscrapersPuzzle6By6.IsValidView(grid, incorrectClues, i);
Assert.AreEqual(false, actual,
$"Visible buildings match clue at index {i} for incorrect clues (clue says {incorrectClues[i]} should be visible)");
}
}
[TestCase(0, 2, 5, 2, 2, 6 * 4)] //6X6 down for col 3 (index 2)
public void GetViewingDirectionTest(int expectedRowStart, int expectedColumnStart, int expectedRowEnd,
int expectedColumnEnd, int targetIndex, int totalClues)
{
//arrange
//For this test only clue dimensions matter, not their content, hence the blank declaration
var clues = new int[totalClues];
//act
var sut = SkyscrapersPuzzle6By6.GetViewingDirection(clues, targetIndex);
//assert
Assert.AreEqual(expectedRowStart, sut.Item1, "for row start index");
Assert.AreEqual(expectedColumnStart, sut.Item2, "for col start index");
Assert.AreEqual(expectedRowEnd, sut.Item3, "for row end index");
Assert.AreEqual(expectedColumnEnd, sut.Item4, "for col end index");
}
