public void ChargeShouldSubstractFromPercentageWhenGivenNegativeNumber()
{
var battery = new LaptopBattery();
battery.Percentage = 50;
battery.Charge(-10);
Assert.AreEqual(40, battery.Percentage);
}
public void ChargeShouldNotSubstractFromPercentageWhenGivenZero()
{
var battery = new LaptopBattery();
battery.Percentage = 50;
battery.Charge(0);
Assert.AreEqual(50, battery.Percentage);
}
public void ChargeShouldNotAddToPercentageWhenGivenPositiveNumberAndCurrentPercentageIs100()
{
var battery = new LaptopBattery();
battery.Percentage = LaptopBattery.MaxBatteryPercentage;
battery.Charge(10);
Assert.AreEqual(LaptopBattery.MaxBatteryPercentage, battery.Percentage);
}
public void ChargeShouldNotSubstractFromPercentageWhenGivenNegativeNumberAndCurrentPercentageIsZero()
{
var battery = new LaptopBattery();
battery.Percentage = LaptopBattery.MinBatteryPercentage;
battery.Charge(-10);
Assert.AreEqual(LaptopBattery.MinBatteryPercentage, battery.Percentage);
}
public void ChargeShouldAddToPercentageWhenGivenPositiveNumber()
{
var battery = new LaptopBattery();
battery.Percentage = 50;
battery.Charge(10);
Assert.AreEqual(60, battery.Percentage);
}