public void CalculateResultDataTest(double topleft, double topRight, double botLeft, bool isDirectProp, double expectedResult)
{
PropCalculator c = new PropCalculator();
PropDataValidator vali = new PropDataValidator();
PropData data = new PropData();
data.TopLeft = topleft;
data.TopRight = topRight;
data.BottomLeft = botLeft;
data.IsDirectProp = isDirectProp;
try
{
c.CalculateResult(data, vali);
// compare the results
Assert.Equal(expectedResult, data.BottomRight);
}
catch (PropException)
{
Assert.True(false, "Exception was thrown but must not!!");
return;
}
catch (Exception e)
{
Assert.True(false, "Wrong Exception was thrown!!" + e.Message);
return;
}
}
public void ValidateDataNullData()
{
PropDataValidator v = new PropDataValidator();
ErrorCodes err = v.ValidateData(null);
Assert.Equal(ErrorCodes.NO_DATA_GIVEN, err);
}
public void CalculateResult(PropData data, PropDataValidator validator)
{
if (data == null)
{
throw new PropException.PropException(ErrorCodes.NO_DATA_GIVEN);
}
if (validator == null)
{
throw new PropException.PropException(ErrorCodes.NO_VALIDATOR_GIVEN);
}
ErrorCodes valid = validator.ValidateData(data);
if (!valid.Equals(ErrorCodes.OK))
{
throw new PropException.PropException(valid);
}
// Calculate now the result
if (data.IsDirectProp)
{
data.BottomRight = data.TopRight / data.TopLeft * data.BottomLeft;
}
else
{
data.BottomRight = data.TopRight / data.BottomLeft * data.TopLeft;
}
}
public void ValidateData(bool isDirectProp, double topleft, double botleft, ErrorCodes expectedResult)
{
PropData data = new PropData();
data.TopLeft = topleft;
data.BottomLeft = botleft;
data.IsDirectProp = isDirectProp;
PropDataValidator v = new PropDataValidator();
ErrorCodes err = v.ValidateData(data);
Assert.Equal(expectedResult, err);
}
public void CalculateResultNullDataTest()
{
PropCalculator c = new PropCalculator();
PropDataValidator vali = new PropDataValidator();
try
{
c.CalculateResult(null, vali);
}
catch (PropException e)
{
Assert.Equal(ErrorCodes.NO_DATA_GIVEN, e.Error);
return;
}
catch (Exception)
{
Assert.True(false, "Wrong Exception was thrown!!");
return;
}
Assert.True(false, "No Exception was thrown!!");
}
protected void OnCalcBtnClick(object sender, EventArgs e)
{
// Collect the Data from View
BottomLeftLbl.Text = "";
resultLbl.Text = "";
PropData data = new PropData();
try
{
data.TopLeft = Convert.ToDouble(TopLeftTxf.Text);
data.TopRight = Convert.ToDouble(TopRightTxf.Text);
data.BottomLeft = Convert.ToDouble(BottomLeftTxf.Text);
data.IsDirectProp = IsdirectPropCbx.Active;
PropDataValidator vali = new PropDataValidator();
PropCalculator calculator = new PropCalculator();
calculator.CalculateResult(data, vali);
// write back the results to the view
BottomLeftLbl.Text = data.BottomLeft.ToString();
resultLbl.Text = data.BottomRight.ToString();
}
catch (PropException pe)
{
resultLbl.Text = "A problem occurred. ErrorCode:" + pe.Error;
}
catch (Exception ex)
{
resultLbl.Text = "Invalid Data provided." + ex.Message;
}
// Caclulate the Data
// Write results
}