public void EmptyGrid_PlacesLetterAsExpected()
{
WordGrid grid = new WordGrid(6);
var ableToDropLetter = grid.DropLetter('A', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual(" ", grid.Lines[0]);
Assert.AreEqual(" ", grid.Lines[1]);
Assert.AreEqual(" ", grid.Lines[2]);
Assert.AreEqual(" ", grid.Lines[3]);
Assert.AreEqual(" ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
}
public void FillColumn_PlacesLetterAsExpected()
{
WordGrid grid = new WordGrid(6);
var ableToDropLetter = grid.DropLetter('A', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual(" ", grid.Lines[0]);
Assert.AreEqual(" ", grid.Lines[1]);
Assert.AreEqual(" ", grid.Lines[2]);
Assert.AreEqual(" ", grid.Lines[3]);
Assert.AreEqual(" ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
ableToDropLetter = grid.DropLetter('B', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual(" ", grid.Lines[0]);
Assert.AreEqual(" ", grid.Lines[1]);
Assert.AreEqual(" ", grid.Lines[2]);
Assert.AreEqual(" ", grid.Lines[3]);
Assert.AreEqual("B ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
ableToDropLetter = grid.DropLetter('C', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual(" ", grid.Lines[0]);
Assert.AreEqual(" ", grid.Lines[1]);
Assert.AreEqual(" ", grid.Lines[2]);
Assert.AreEqual("C ", grid.Lines[3]);
Assert.AreEqual("B ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
ableToDropLetter = grid.DropLetter('D', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual(" ", grid.Lines[0]);
Assert.AreEqual(" ", grid.Lines[1]);
Assert.AreEqual("D ", grid.Lines[2]);
Assert.AreEqual("C ", grid.Lines[3]);
Assert.AreEqual("B ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
ableToDropLetter = grid.DropLetter('E', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual(" ", grid.Lines[0]);
Assert.AreEqual("E ", grid.Lines[1]);
Assert.AreEqual("D ", grid.Lines[2]);
Assert.AreEqual("C ", grid.Lines[3]);
Assert.AreEqual("B ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
ableToDropLetter = grid.DropLetter('F', 0);
Assert.AreEqual(true, ableToDropLetter);
Assert.AreEqual("F ", grid.Lines[0]);
Assert.AreEqual("E ", grid.Lines[1]);
Assert.AreEqual("D ", grid.Lines[2]);
Assert.AreEqual("C ", grid.Lines[3]);
Assert.AreEqual("B ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
ableToDropLetter = grid.DropLetter('G', 0);
Assert.AreEqual(false, ableToDropLetter);
Assert.AreEqual("F ", grid.Lines[0]);
Assert.AreEqual("E ", grid.Lines[1]);
Assert.AreEqual("D ", grid.Lines[2]);
Assert.AreEqual("C ", grid.Lines[3]);
Assert.AreEqual("B ", grid.Lines[4]);
Assert.AreEqual("A ", grid.Lines[5]);
}