public void DevoRetornarFizParaNumerosMultiplosDe3()
{
var fb = new FizBuz();
var retorno = fb.Retorno(3);
Assert.AreEqual("FIZ", retorno);
}
public void DevoRetornarBuzParaNumerosMultiplosDe5()
{
var fb = new FizBuz();
var retorno = fb.Retorno(5);
Assert.AreEqual("BUZ", retorno);
}
public void FizBuzShouldCallEventHandlerWhenSet()
{
bool called = false;
var target = new FizBuz(1, 100);
target.OnOutput += (sender, output, value) => called = true;
target.Run();
Assert.IsTrue(called);
}
public void FizBuzShouldOutputForEachItemFromStartToEnd()
{
int start = 1;
int stop = 100;
int calls = 0;
var target = new FizBuz(start, stop);
target.OnOutput += (sender, output, value) => calls++;
target.Run();
Assert.AreEqual((start - 1) + stop, calls);
}
public void FizBuzShouldMatchConfiguredValues()
{
var configs = new FizBuzConfig[]
{
new FizBuzConfig(3, "fiz"),
new FizBuzConfig(5, "buz"),
new FizBuzConfig(10, "baz"),
};
var target = new FizBuz(1, 100, configs);
target.OnOutput += (sender, output, value) =>
{
configs.Where(c => output.Contains(c.Message)).ToList()
.ForEach(c => Assert.IsTrue(value % c.Divisor == 0, "FizBuz should not have output {1} as {0} is not divisible by {2} ({3})", value, output, c.Divisor, c.Message));
};
target.Run();
}
public void FizBuzShouldRunWithoutEventHandlerWhenSet()
{
var target = new FizBuz(1, 100);
target.Run();
}
public void FizBuzCtorShouldThrowExceptionWhenStartIsGreaterThanEndWhenConfigurationProvided()
{
var target = new FizBuz(5, 4, null);
}
public void FizBuzCtorShouldThrowExceptionWhenStartIsGreaterThanEnd()
{
var target = new FizBuz(5, 4);
}
public void FizBuzCtorShouldThrowExceptionWhenConfigurationsAreNull()
{
var target = new FizBuz(1, 10, null);
}
public void FizBuzCtorShouldThrowExceptionWhenConfigurationsAreEmpty()
{
var target = new FizBuz(1, 10, new FizBuzConfig[] { });
}