public void ShouldBeAbleToConvertANumberThatisLessThanOrEqualToNegativeAMillion()
{
// Setup
const double numberToFormat = -1000000;
INumberFormatter formatter = new MillionNumberFormatter();
// Test
bool result = formatter.CanHandle(numberToFormat);
//Verify
Assert.AreEqual(true, result);
}
public void ShouldConvertMillionWithDecimalsToDecimalThatDoesNotRoundUp()
{
// Setup
const double numberToFormat = 12330000.23;
const string expectedResult = "12.3M";
INumberFormatter formatter = new MillionNumberFormatter();
// Test
string result = formatter.Handle(numberToFormat);
//Verify
Assert.AreEqual(expectedResult, result);
}
public void ShouldConvertMillionToNoDecimalNumber()
{
// Setup
const double numberToFormat = 1000000;
const string expectedResult = "1M";
INumberFormatter formatter = new MillionNumberFormatter();
// Test
string result = formatter.Handle(numberToFormat);
//Verify
Assert.AreEqual(expectedResult, result);
}
public void ShouldConvertNegativeAMillionToDecimalThatHasToRoundUp()
{
// Setup
const double numberToFormat = -12350000;
const string expectedResult = "-12.4M";
INumberFormatter formatter = new MillionNumberFormatter();
// Test
string result = formatter.Handle(numberToFormat);
//Verify
Assert.AreEqual(expectedResult, result);
}
public void ShouldNotAbleToConvertNumberThatIsLessThanAMillion()
{
// Setup
const double numberToFormat = 999999;
INumberFormatter formatter = new MillionNumberFormatter();
// Test
bool result = formatter.CanHandle(numberToFormat);
//Verify
Assert.AreEqual(false, result);
}
