public void TestMinusZero()
{
//arrange
string entryNum = "-0";
string expected = "Minus Zero";
ConvertNum cn = new ConvertNum();
// act
Trace.WriteLine(cn.Convert(entryNum));
// assert
string result = cn.Convert(entryNum);
Assert.AreEqual(expected, result);
}
public void TestTenThous()
{
//arrange
string entryNum = "10001";
string expected = "Ten Thousand and One";
ConvertNum cn = new ConvertNum();
// act
Trace.WriteLine(cn.Convert(entryNum));
// assert
string result = cn.Convert(entryNum);
Assert.AreEqual(expected, result);
}
public void TestMilHundThous()
{
//arrange
string entryNum = "1100000";
string expected = "One Million One Hundred Thousand";
ConvertNum cn = new ConvertNum();
// act
Trace.WriteLine(cn.Convert(entryNum));
// assert
string result = cn.Convert(entryNum);
Assert.AreEqual(expected, result);
}
private void button3_Click(object sender, EventArgs e)
{
if (comboBox1.Text.ToString() == "Binary" && comboBox2.Text.ToString() == "Decimal")
{
ConvertNum.Clear();
int binaryNum = int.Parse(enterNum.Text);
System.Text.RegularExpressions.Regex r = new System.Text.RegularExpressions.Regex("^[0-1]+$");
int decimalNum = 0;
int initialNum = 1;
int temp = binaryNum;
while (temp > 0 && r.Match(binaryNum.ToString()).Success)
{
int last_digit = temp % 10;
temp = temp / 10;
decimalNum += last_digit * initialNum;
initialNum = initialNum * 2;
}
ConvertNum.Text = decimalNum.ToString();
enterNum.Clear();
}
else if (comboBox1.Text.ToString() == "Decimal" && comboBox2.Text.ToString() == "Binary")
{
ConvertNum.Clear();
int num = Convert.ToInt32(enterNum.Text);
int val;
string result = "";
while (num != 0)
{
val = num / 2;
result += (num % 2).ToString();
num = val;
}
string binValue = Convert.ToString(num, 2);
for (int i = result.Length - 1; i >= 0; i--)
{
binValue = binValue + result[i];
}
ConvertNum.Text = binValue.ToString();
enterNum.Clear();
}
else
{
MessageBox.Show("Please Select Correct Fields!!", "Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}