public void LookupPrice_WhenMilk_ReturnsPrice()
{
var sut = new ItemCatalogue();
Assert.That(sut.LookupPrice("Milk"), Is.EqualTo(1.15m));
}
public void LookupPrice_WhenButter_ReturnsPrice()
{
var sut = new ItemCatalogue();
Assert.That(sut.LookupPrice("Butter"), Is.EqualTo(0.80m));
}
public void LookupPrice_WhenNoSuchItem_ThrowsException()
{
var sut = new ItemCatalogue();
Assert.Throws <NoSuchItemException>(() => sut.LookupPrice("No such item"));
}
public void LookupPrice_WhenBread_ReturnsPrice()
{
var sut = new ItemCatalogue();
Assert.That(sut.LookupPrice("Bread"), Is.EqualTo(1.00m));
}
public void LookupPrice_WhenNullOrEmpty_ThrowsException(string item)
{
var sut = new ItemCatalogue();
Assert.Throws <ArgumentNullException>(() => sut.LookupPrice(item));
}