public void GetValue_NullInput_ArgumentNullException() { var fruitContravariant = new FruitContravariant(); var ex = Assert.Throws <ArgumentNullException>(() => fruitContravariant.GetValue(null)); Assert.That(ex.ParamName, Is.EqualTo(GetValueInputParam)); }
public void GetValue_ReturnsCorrectValue() { const int FruitQuality = 30; var fruit = new FruitStub(FruitQuality); var fruitContravariant = new FruitContravariant(); var value = fruitContravariant.GetValue(fruit); Assert.That(value, Is.EqualTo(FruitQuality)); }