public void ShouldBeAbleToConvertANumberThatIsATrillionOrGreater()
{
// Setup
const double numberToFormat = 1233000000000;
INumberFormatter formatter = new TrillionNumberFormatter();
// Test
bool result = formatter.CanHandle(numberToFormat);
//Verify
Assert.AreEqual(true, result);
}
public void ShouldConvertTrillionToNoDecimalNumber()
{
// Setup
const double numberToFormat = 1000000000000;
const string expectedResult = "1T";
INumberFormatter formatter = new TrillionNumberFormatter();
// Test
string result = formatter.Handle(numberToFormat);
//Verify
Assert.AreEqual(expectedResult, result);
}
public void ShouldConvertNegativeTrillionToDecimalThatHasToRoundUp()
{
// Setup
const double numberToFormat = -12350000000000;
const string expectedResult = "-12.4T";
INumberFormatter formatter = new TrillionNumberFormatter();
// Test
string result = formatter.Handle(numberToFormat);
//Verify
Assert.AreEqual(expectedResult, result);
}
public void ShouldConvertTrillionWithDecimalsToDecimalThatDoesNotRoundUp()
{
// Setup
const double numberToFormat = 12330000000000.23;
const string expectedResult = "12.3T";
INumberFormatter formatter = new TrillionNumberFormatter();
// Test
string result = formatter.Handle(numberToFormat);
//Verify
Assert.AreEqual(expectedResult, result);
}
public void ShouldNotAbleToConvertNumberThatIsLessThatATrillion()
{
// Setup
const double numberToFormat = 1233000000;
INumberFormatter formatter = new TrillionNumberFormatter();
// Test
bool result = formatter.CanHandle(numberToFormat);
//Verify
Assert.AreEqual(false, result);
}
