public void TheMaxFilledNumberShoudBeSizeToTheSecondPower(string size)
{
int matrixCellsNumber = Int32.Parse(size) * Int32.Parse(size);
StringReader reader = new StringReader(size);
StringWriter writer = new StringWriter();
Console.SetIn(reader);
Console.SetOut(writer);
FillMatrix.Main();
string output = writer.ToString();
output = output.Replace("Enter a positive number ", string.Empty);
output = output.Replace("\r", string.Empty);
output = output.Replace("\n", string.Empty);
string[] separators = { " " };
string[] outputNumbers = output.Split(separators, StringSplitOptions.RemoveEmptyEntries);
int maxNumber = 0;
for (int i = 0; i < matrixCellsNumber; i++)
{
int currentNumber = Int32.Parse(outputNumbers[i].Trim());
if (currentNumber > maxNumber)
{
maxNumber = currentNumber;
}
}
Assert.AreEqual(matrixCellsNumber, maxNumber);
reader.Dispose();
writer.Dispose();
}
public void CheckNineCellsMatrix()
{
StringReader reader = new StringReader("3");
StringWriter writer = new StringWriter();
Console.SetIn(reader);
Console.SetOut(writer);
FillMatrix.Main();
string expectedOutput = "Enter a positive number \r\n 1 7 8\r\n 6 2 9\r\n 5 4 3\r\n";
Assert.AreEqual(expectedOutput, writer.ToString());
reader.Dispose();
writer.Dispose();
}
public void AskUntilValidMatrixSizeEntered(string input)
{
StringReader reader = new StringReader(input + "\n3");
StringWriter writer = new StringWriter();
Console.SetIn(reader);
Console.SetOut(writer);
FillMatrix.Main();
string expectedOutput = "Enter a positive number \r\n" +
"You haven't entered a correct positive number\r\n" +
" 1 7 8\r\n" +
" 6 2 9\r\n" +
" 5 4 3\r\n";
Assert.AreEqual(expectedOutput, writer.ToString());
reader.Dispose();
writer.Dispose();
}
public void TheResultMatrixShouldHaveAccurateSize(string size)
{
StringReader reader = new StringReader(size);
StringWriter writer = new StringWriter();
Console.SetIn(reader);
Console.SetOut(writer);
FillMatrix.Main();
string output = writer.ToString();
output = output.Replace("Enter a positive number ", string.Empty);
output = output.Replace("\r", string.Empty);
output = output.Replace("\n", string.Empty);
string[] separators = { " " };
string[] outputNumbers = output.Split(separators, StringSplitOptions.RemoveEmptyEntries);
Assert.AreEqual(Int32.Parse(size) * Int32.Parse(size), outputNumbers.Length);
reader.Dispose();
writer.Dispose();
}
