public void When_ZeroCounts_Expect_CorrectPerSecondRates()
{
var t1 = new DateTime(2018, 6, 1, 12, 0, 0);
var t2 = t1.AddSeconds(2.0);
var mockClock = new Mock <ITimeProvider>(MockBehavior.Strict);
mockClock.SetupSequence(x => x.Now).Returns(t1).Returns(t2);
var p = new ParticleAccumulator(mockClock.Object);
p.TakeReading(new ParticleReading {
Alpha = 0, Beta = 0, Gamma = 0
});
p.TakeReading(new ParticleReading {
Alpha = 0, Beta = 0, Gamma = 0
});
p.TakeReading(new ParticleReading {
Alpha = 0, Beta = 0, Gamma = 0
});
var s = p.CalcSample();
mockClock.Verify();
mockClock.VerifyGet(x => x.Now, Times.Exactly(2));
Assert.AreEqual(3, s.Samples);
Assert.AreEqual(0.0, s.Alpha, DblDelta);
Assert.AreEqual(0.0, s.Beta, DblDelta);
Assert.AreEqual(0.0, s.Gamma, DblDelta);
}
public void When_MissingSomeReadings_Expect_DefaultToZero()
{
var t1 = new DateTime(2018, 6, 1, 12, 0, 0);
var t2 = t1.AddSeconds(1.0);
var mockClock = new Mock <ITimeProvider>(MockBehavior.Strict);
mockClock.SetupSequence(x => x.Now).Returns(t1).Returns(t2);
var reading = new ParticleReading {
Alpha = 10, Beta = null, Gamma = null
};
var p = new ParticleAccumulator(mockClock.Object);
p.TakeReading(reading);
var s = p.CalcSample();
Assert.Throws <InvalidOperationException>(() => p.CalcSample());
Assert.Throws <InvalidOperationException>(() => p.TakeReading(reading));
mockClock.Verify();
mockClock.VerifyGet(x => x.Now, Times.Exactly(2));
Assert.AreEqual(1, s.Samples);
Assert.AreEqual(10.0, s.Alpha, DblDelta);
Assert.AreEqual(0, s.Beta, DblDelta);
Assert.AreEqual(0, s.Gamma, DblDelta);
}
