public void GetRandomNumber_InRangeFromOneToTen_ReturnsNumberFromOneToTen()
{
int min = 1;
int max = 10;
RandomInRange randomInRange = new RandomInRange(min, max);
int actual = randomInRange.GetRandomNumber();
Assert.IsTrue(actual >= min && actual <= max);
}
public void GetRandomNumber_MoquedRandom_ReturnsNumberInRangeAndUsesMockedRandom()
{
int min = 5;
int max = 10;
Mock <Random> randomMock = new Mock <Random>();
randomMock.Setup(random => random.NextDouble()).Returns(0.42);
RandomInRange randomInRange = new RandomInRange(min, max);
randomInRange.random = randomMock.Object;
int expected = (int)(0.42 * (10 - 5) + 5);
int actual = randomInRange.GetRandomNumber();
randomMock.Verify(mock => mock.NextDouble(), Times.Once());
Assert.AreEqual(actual, expected);
}