public void ConvertToString_CentsOnly_ShouldUseCentsAndNoDollers()
{
//Arrange
var sut = new Dollar(0.75m);
var expected = "SEVENTY-FIVE CENTS";
//Act
var actual = sut.ConvertToString();
//Assert
Assert.AreEqual(actual, expected);
}
public void ConvertToString_HugeNumber_ShouldBeAbleToConvert()
{
//Arrange
var sut = new Dollar(999999999.99m);
var expected = "NINE HUNDRED AND NINETY-NINE MILLION NINE HUNDRED AND NINETY-NINE THOUSAND NINE HUNDRED AND NINETY-NINE DOLLARS AND NINETY-NINE CENTS";
//Act
var actual = sut.ConvertToString();
//Assert
Assert.AreEqual(actual, expected);
}
public void ConvertToString_SingularCent_ShouldUseSingularCent()
{
//Arrange
var sut = new Dollar(10.01m);
var expected = "TEN DOLLARS AND ONE CENT";
//Act
var actual = sut.ConvertToString();
//Assert
Assert.AreEqual(actual, expected);
}
public void ConvertToString_SingularDollar_ShouldUseSingularForm()
{
//Arrange
var sut = new Dollar(1.10m);
var expected = "ONE DOLLAR AND TEN CENTS";
//Act
var actual = sut.ConvertToString();
//Assert
Assert.AreEqual(actual, expected);
}
public void ConvertToString_DollarAndCent_ShouldConcatDollarAndCent()
{
//Arrange
var sut = new Dollar(536815.88m);
var expected = "FIVE HUNDRED AND THIRTY-SIX THOUSAND EIGHT HUNDRED AND FIFTEEN DOLLARS AND EIGHTY-EIGHT CENTS";
//Act
var actual = sut.ConvertToString();
//Assert
Assert.AreEqual(actual, expected);
}
