public void ValueType_CompareToOld_GivenNonCC_ExpectArgumentException()
{
// Arrange
var cc1 = new CalorieCount(20);
var cc2 = "twenty";
// Act
var result = cc1.CompareTo((object)cc2);
// Assert
}
public void ValueType_CompareToOld_GivenNull_ExpectArgumentNullException()
{
// Arrange
var cc1 = new CalorieCount(20);
object cc2 = null;
// Act
var result = cc1.CompareTo(cc2);
// Assert
}
public void ValueType_CompareTo_GivenCCEqualValue_ExpectZero()
{
// Arrange
var cc1 = new CalorieCount(20);
var cc2 = new CalorieCount(20);
// Act
var result = cc1.CompareTo(cc2);
// Assert
Assert.AreEqual(0, result);
}
public void ValueType_CompareTo_GivenCCLesserValue_ExpectNegative()
{
// Arrange
var cc1 = new CalorieCount(10);
var cc2 = new CalorieCount(20);
// Act
var result = cc1.CompareTo(cc2);
// Assert
Assert.IsTrue(result < 0);
}
public void ValueType_CompareToOld_GivenCCGreaterValue_ExpectPositive()
{
// Arrange
var cc1 = new CalorieCount(20);
var cc2 = new CalorieCount(10);
// Act
var result = cc1.CompareTo((object)cc2);
// Assert
Assert.IsTrue(result > 0);
}