public void ReturnNumber()
{
var buzzGenerator = new FizzBuzzGenerator(new FizzBuzzMultiplesStrategy());
var actual = buzzGenerator.Generate(1);
Assert.AreEqual("1", actual);
}
public void ReturnBuzzForNumberThatContain5()
{
var buzzGenerator = new FizzBuzzGenerator(new FizzBuzzContainsStrategy());
var actual = buzzGenerator.Generate(51);
Assert.AreEqual("Buzz", actual);
}
public void ReturnBuzzForMultipleOf5()
{
var buzzGenerator = new FizzBuzzGenerator(new FizzBuzzMultiplesStrategy());
var actual = buzzGenerator.Generate(55);
Assert.AreEqual("Buzz", actual);
}
public void GivenGenerateWhenInvalidNumberThenHandleException()
{
Action action = () => FizzBuzzGenerator.Generate("x", this.logger.Object);
action.Should().ThrowExactly <InvalidOperationException>().WithMessage("Fizz Buzz input 'x' should be a integer");
this.VerifyLogging("System.InvalidOperationException: Fizz Buzz input 'x' should be a integer", LogLevel.Error);
}
public void GivenGenerateWhenNeitherMultiplesOfThreeOrFiveThenNoFizzAndOrBuzz()
{
var result = FizzBuzzGenerator.Generate("1", this.logger.Object);
result.Should().Be(new KeyValuePair <string, string>("1", string.Empty));
this.VerifyLogging("Queue Item '1', Item '1' with result of '' has been processed.", LogLevel.Information);
}
public void FizzBuzzGenerate_4_Outputs4()
{
const string expected = "4";
var actual = FizzBuzzGenerator.Generate(4);
Assert.Equal(expected, actual);
}
public void GetNumbers_should_support_up_to_max_int()
{
var fizzBuzzGenerator = new FizzBuzzGenerator();
fizzBuzzGenerator.GetNumbers(int.MaxValue - 5, int.MaxValue).Should()
.StartWith((int.MaxValue - 5).ToString()).And.EndWith(int.MaxValue.ToString());
}
public void ShouldReturnInputAsStringWhenGivenNumberIsNeitherDivisibleBy3or5(int input)
{
string actual = FizzBuzzGenerator.Generate(input);
string expected = input.ToString();
Assert.AreEqual(expected, actual);
}
public void GetNumbers_should_support_negative_numbers()
{
var fizzBuzzGenerator = new FizzBuzzGenerator();
fizzBuzzGenerator.GetNumbers(-3, -1).Should()
.StartWith("fizz").And.EndWith("-1");
}
public void ShouldReturnStringFizzBuzzWhenGivenNumberIsDivisibleBy3And5(int input)
{
string actual = FizzBuzzGenerator.Generate(input);
string expected = "FizzBuzz";
Assert.AreEqual(expected, actual);
}
public void FizzBuzzGenerate_1_Outputs1()
{
const string expected = "1";
var actual = FizzBuzzGenerator.Generate(1);
Assert.Equal(expected, actual);
}
public void FizzBuzzGenerate_30_OutputsFizzBuzz()
{
const string expected = "FizzBuzz";
var actual = FizzBuzzGenerator.Generate(30);
Assert.Equal(expected, actual);
}
public void FizzBuzzGenerate_7_Outputs7()
{
const string expected = "7";
var actual = FizzBuzzGenerator.Generate(7);
Assert.Equal(expected, actual);
}
public void FizzBuzzGenerate_2_Outputs2()
{
const string expected = "2";
var actual = FizzBuzzGenerator.Generate(2);
Assert.Equal(expected, actual);
}
public void GivenGenerateWhenMultiplesOfThreeAndFiveThenFizzBuzz()
{
var result = FizzBuzzGenerator.Generate("15", this.logger.Object);
result.Should().Be(new KeyValuePair <string, string>("15", "FizzBuzz"));
this.VerifyLogging("Queue Item '15', Item '15' with result of 'FizzBuzz' has been processed.", LogLevel.Information);
}
public void ShouldReturnNumber()
{
var input = 8;
var output = FizzBuzzGenerator.GenerateElement(input);
Assert.AreEqual("8", output.ToList()[0]);
}
public void GetNumbers_should_throw_when_reversed()
{
var fizzBuzzGenerator = new FizzBuzzGenerator();
Action act = () => fizzBuzzGenerator.GetNumbers(57, 54).ToArray();
act.ShouldThrow <ArgumentOutOfRangeException>();
}
public void ShouldReturnFizzBuzz()
{
var input = 15;
var output = FizzBuzzGenerator.GenerateElement(input);
Assert.AreEqual("FizzBuzz", output.ToList()[0]);
}
public void FirstFizz()
{
var result = new FizzBuzzGenerator().Apply(Enumerable.Range(1, 100)).ToList();
Assert.AreEqual("1", result[0]);
Assert.AreEqual("2", result[1]);
Assert.AreEqual("Fizz", result[2]);
}
private static void RunLegacyGenerator()
{
var fizzBuzzer = new FizzBuzzGenerator();
foreach (var value in fizzBuzzer.GetNumbers(1, Int32.MaxValue))
{
Console.WriteLine(value);
}
}
static void Main(string[] args)
{
Console.WriteLine(FizzBuzzGenerator.PrintableRange(1, 100));
Console.WriteLine("fizz: {0}", FizzBuzzGenerator.FizzWordsCount);
Console.WriteLine("buzz: {0}", FizzBuzzGenerator.BuzzWordsCount);
Console.WriteLine("fizzbuzz: {0}", FizzBuzzGenerator.FizzBuzzWordsCount);
Console.WriteLine("lucky: {0}", FizzBuzzGenerator.LuckyWordsCount);
Console.WriteLine("integer: {0}", FizzBuzzGenerator.NumberCount);
}
public void ShouldRaiseErrorWhenNumberIsNegative()
{
// Arrange
int input = -100;
// Act
Action act = () => FizzBuzzGenerator.Generate(input);
// Assert
Assert.Throws <ArgumentException>(act);
}
public void FizzBuzz_Fifteen_Returns_Correct_Sequence()
{
var fizzBuzz = new FizzBuzzGenerator();
var correctSequence = new List <string> {
"1", "2", "Fizz", "4", "Buzz", "Fizz", "7", "8", "Fizz", "Buzz", "11", "Fizz", "13", "14", "FizzBuzz"
};
Assert.That(fizzBuzz.FizzBuzz(15), Is.EqualTo(correctSequence), "Expected FizzBuzz ( 15 ) to be"
+ " {\"1\", \"2\", \"Fizz\", \"4\" ,\"Buzz\", \"Fizz\", \"7\", \"8\", \"Fizz\", \"Buzz\", \"11\", \"Fizz\", \"13\", \"14\", \"FizzBuzz\"}");
}
public void More()
{
var result = new FizzBuzzGenerator().Apply(Enumerable.Range(1, 100)).ToList();
Assert.AreEqual("1", result[0]);
Assert.AreEqual("2", result[1]);
Assert.AreEqual("Fizz", result[2]);
Assert.AreEqual("4", result[3]);
Assert.AreEqual("Buzz", result[4]);
Assert.AreEqual("Fizz", result[5]);
Assert.AreEqual("FizzBuzz", result[14]);
}
public void Generate_NoMatch_ReturnsNumber()
{
// arrange
var max = 1;
var processor = new FizzBuzzGenerator();
// act
var results = processor.Generate(max);
// assert
Assert.AreEqual($"1", results.First());
}
public void FizzBuzzGeneratorShouldPrintValues100Times()
{
// Arrange
_console = MockRepository.GenerateMock <IConsole>();
var generator = new FizzBuzzGenerator(_console);
_console.Expect(x => x.Print(Arg <string> .Is.Anything)).Repeat.Times(100);
// Act
generator.Start();
// Assert
_console.VerifyAllExpectations();
}
public void FizzBuzzGeneratorShouldPrintFizzBuzzForMultiplesOfThreeAndFive()
{
// Arrange
_console = MockRepository.GenerateMock <IConsole>();
var generator = new FizzBuzzGenerator(_console);
_console.Expect(x => x.Print(Arg <string> .Matches(Is.Equal("FizzBuzz")))).Repeat.AtLeastOnce();
// Act
generator.Start();
// Assert
_console.VerifyAllExpectations();
}
public void FizzBuzz()
{
var fizzBuzzGenerator = new FizzBuzzGenerator();
Assert.Equal("1", fizzBuzzGenerator.FizzBuzz(1));
Assert.Equal("2", fizzBuzzGenerator.FizzBuzz(2));
Assert.Equal("Fizz", fizzBuzzGenerator.FizzBuzz(3));
Assert.Equal("Buzz", fizzBuzzGenerator.FizzBuzz(5));
Assert.Equal("Fizz", fizzBuzzGenerator.FizzBuzz(6));
Assert.Equal("Fizz", fizzBuzzGenerator.FizzBuzz(9));
Assert.Equal("Buzz", fizzBuzzGenerator.FizzBuzz(10));
Assert.Equal("FizzBuzz", fizzBuzzGenerator.FizzBuzz(15));
Assert.Equal("FizzBuzz", fizzBuzzGenerator.FizzBuzz(30));
}
public void PrintingSpecifications()
{
var outputWriter = default(OutputWriterStub);
var sut = default(FizzBuzzGenerator);
"given a fizzbuzz generator"
.Context(() =>
{
outputWriter = new OutputWriterStub();
sut = new FizzBuzzGenerator(outputWriter);
});
"when generating numbers one to one hundred"
.Do(() =>
sut.Generate());
"then the first item generated is the number 1"
.Assert(() =>
Assert.Equal("1", outputWriter.Output[0]));
"then the second item generated is the number 2"
.Assert(() =>
Assert.Equal("2", outputWriter.Output[1]));
"then the third item generated is the word 'Fizz'"
.Assert(() =>
Assert.Equal("Fizz", outputWriter.Output[2]));
"then the fourth item generated is the number 4"
.Assert(() =>
Assert.Equal("4", outputWriter.Output[3]));
"then the fifth item generated is the word 'Buzz'"
.Assert(() =>
Assert.Equal("Buzz", outputWriter.Output[4]));
"then the fifteen item generated is the word 'FizzBuzz'"
.Assert(() =>
Assert.Equal("FizzBuzz", outputWriter.Output[14]));
"then the thirieth item generated is the word 'FizzBuzz'"
.Assert(() =>
Assert.Equal("FizzBuzz", outputWriter.Output[29]));
}
public void PrintingSpecifications()
{
var outputWriter = default(OutputWriterStub);
var sut = default(FizzBuzzGenerator);
"given a fizzbuzz generator"
.Context(() =>
{
outputWriter = new OutputWriterStub();
sut = new FizzBuzzGenerator(outputWriter);
});
"when generating numbers one to one hundred"
.Do(() =>
sut.Generate());
"then the first item generated is the number 1"
.Assert(() =>
Assert.Equal("1", outputWriter.Output[0]));
"then the second item generated is the number 2"
.Assert(() =>
Assert.Equal("2", outputWriter.Output[1]));
"then the third item generated is the word 'Fizz'"
.Assert(() =>
Assert.Equal("Fizz", outputWriter.Output[2]));
"then the fourth item generated is the number 4"
.Assert(() =>
Assert.Equal("4", outputWriter.Output[3]));
"then the fifth item generated is the word 'Buzz'"
.Assert(() =>
Assert.Equal("Buzz", outputWriter.Output[4]));
"then the fifteen item generated is the word 'FizzBuzz'"
.Assert(() =>
Assert.Equal("FizzBuzz", outputWriter.Output[14]));
"then the thirieth item generated is the word 'FizzBuzz'"
.Assert(() =>
Assert.Equal("FizzBuzz", outputWriter.Output[29]));
}
// Divisible by 3 print fizz
// Divisible by 5 print buzz
// neither see the number
// allow pass in number pairs, ie 8 -> hamburger
// as many pairs as they want.
// fully unit test the project
// extra credit- Setup build script, Git Repo in a fashion to work in a continuous integration manor.
// upload to github and send to rayne
static void Main(string[] args)
{
Console.WriteLine("Welcome to FizzBuzzGenerator CLI.");
Console.WriteLine("Please enter the max number of iterations:");
try
{
var max = int.Parse(Console.ReadLine());
var fizzProcessor = new FizzBuzzGenerator();
var output = fizzProcessor.Generate(max);
foreach (var item in output)
{
Console.WriteLine(item);
}
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
}
catch (Exception)
{
Console.WriteLine("Exception occurred. Could not parse input. Exiting...");
}
}
