public void PowerLowerThanZero_Warning()
{
DeskFan fan = new DeskFan(new PowerSupplyLowerThan200());
var expected = "Warning!";
var actual = fan.Work();
Assert.Equal(expected, actual);
}
public void PowerLowerThanZero_OK()
{
DeskFan fan = new DeskFan(new PowerSupplyLowerThanZero());
var expected = "Won't work.";
var actual = fan.Work();
Assert.Equal(expected, actual);
}
public void PowerHigherThan_200_Explode()
{
var fan = new DeskFan(new PowerSupplyHigherThan_200());
var result = fan.Work();
var expected = "Explode!";
Assert.Equal(result, expected);
}
public void PowerLowerThan_0_OK()
{
var fan = new DeskFan(new PowerSupplyLowerThan_0());
var result = fan.Work();
var expected = "Can't work";
Assert.Equal(result, expected);
}
public void PowerHigherThan200_Warning()
{
var mock = new Mock <IPowerSupply>();
mock.Setup(ps => ps.GetPower()).Returns(() => 220);
var fan = new DeskFan(mock.Object);
var expected = "Warning";
var actual = fan.Work();
Assert.Equal(expected, actual);
}
public void PowerLowerThanZero_OK()
{
var mock = new Mock <IPowerSupply>();
mock.Setup(ps => ps.GetPower()).Returns(() => 0);
var fan = new DeskFan(mock.Object);
var expected = "Won't work.";
var actual = fan.Work();
Assert.Equal(expected, actual);
}
public void Power_150_Fine()
{
//Using Mock can help to save the redundant steps to create a specific class for test.
var mock = new Mock <IPowerSupply>();
//Lambda expression here means
//first, create an instance with a method called "GetPower".
//second, set the return value of that method to be 150;
mock.Setup(ps => ps.GetPower()).Returns(() => 150);
var fan = new DeskFan(mock.Object);
var result = fan.Work();
var expected = "Fine";
Assert.Equal(result, expected);
}