public void SutIsCommand()
{
// Fixture setup
var fixture = new CurrencyFixture();
// Exercise system
var sut = fixture.CreateAnonymous<CurrencyUpdateCommand>();
// Verify outcome
Assert.IsInstanceOfType(sut, typeof(ICommand));
// Teardown
}
public void ParseEmptyArgsWillReturnCorrectResult()
{
// Fixture setup
var fixture = new CurrencyFixture();
var sut = fixture.CreateAnonymous<CurrencyParser>();
// Exercise system
var result = sut.Parse(Enumerable.Empty<string>());
// Verify outcome
Assert.IsInstanceOfType(result, typeof(HelpCommand));
// Teardown
}
public void ResolveCurrencyParserWillReturnInstance()
{
// Fixture setup
var fixture = new CurrencyFixture();
var sut = fixture.CreateAnonymous<CurrencyContainer>();
// Exercise system
CurrencyParser result = sut.ResolveCurrencyParser();
// Verify outcome
Assert.IsNotNull(result, "ResolveCurrencyParser");
// Teardown
}
public void ParseNullWillReturnCorrectResult()
{
// Fixture setup
var fixture = new CurrencyFixture();
var sut = fixture.CreateAnonymous<CurrencyParser>();
// Exercise system
ICommand result = sut.Parse(null);
// Verify outcome
Assert.IsInstanceOfType(result, typeof(HelpCommand));
// Teardown
}
public void RateIsCorrect()
{
// Fixture setup
var fixture = new CurrencyFixture();
var expectedRate = fixture.Freeze<decimal>();
var sut = fixture.CreateAnonymous<CurrencyUpdateCommand>();
// Exercise system
decimal result = sut.Rate;
// Verify outcome
Assert.AreEqual(expectedRate, result, "Rate");
// Teardown
}
public void DestinationCodeIsCorrect()
{
// Fixture setup
var fixture = new CurrencyFixture();
var expectedCode = fixture.Freeze("Code");
var sut = fixture.CreateAnonymous<CurrencyUpdateCommand>();
// Exercise system
string result = sut.DestinationCode;
// Verify outcome
Assert.AreEqual(expectedCode, result, "DestinationCode");
// Teardown
}
public void CurrencyIsCorrect()
{
// Fixture setup
var fixture = new CurrencyFixture();
var expectedCurrencty = fixture.Freeze<Currency>();
var sut = fixture.CreateAnonymous<CurrencyUpdateCommand>();
// Exercise system
Currency result = sut.Currency;
// Verify outcome
Assert.AreEqual(expectedCurrencty, result, "Currency");
// Teardown
}
public void ParseThreeInvalidArgsWillReturnCorrectResult()
{
// Fixture setup
var fixture = new CurrencyFixture();
var args = fixture.CreateMany<string>().ToList();
var sut = fixture.CreateAnonymous<CurrencyParser>();
// Exercise system
var result = sut.Parse(args);
// Verify outcome
Assert.IsInstanceOfType(result, typeof(HelpCommand));
// Teardown
}
public void ParseSingleArgWillReturnCorrectResult()
{
// Fixture setup
var fixture = new CurrencyFixture();
var arg = "DKK";
var sut = fixture.CreateAnonymous<CurrencyParser>();
// Exercise system
var result = sut.Parse(new[] { arg });
// Verify outcome
Assert.IsInstanceOfType(result, typeof(HelpCommand));
// Teardown
}
public void ExecuteWillUpdateCurrency()
{
// Fixture setup
var fixture = new CurrencyFixture();
var currencyMock = fixture.FreezeMoq<Currency>();
var sut = fixture.CreateAnonymous<CurrencyUpdateCommand>();
// Exercise system
sut.Execute();
// Verify outcome
currencyMock.Verify(c => c.UpdateExchangeRate(sut.DestinationCode, sut.Rate));
// Teardown
}
public void ExecuteWillWriteCorrectOutput()
{
// Fixture setup
var fixture = new CurrencyFixture();
var expectedOutput = "Usage: UpdateCurrency <DKK | EUR | USD> <DKK | EUR | USD> <rate>." + Environment.NewLine;
var sut = fixture.CreateAnonymous<HelpCommand>();
using (var sw = new StringWriter())
{
Console.SetOut(sw);
// Exercise system
sut.Execute();
// Verify outcome
Assert.AreEqual(expectedOutput, sw.ToString(), "Execute");
// Teardown
}
}
public void ExecuteWillWriteCorrectOutput()
{
// Fixture setup
var fixture = new CurrencyFixture();
fixture.FreezeMoq<Currency>().SetupGet(c => c.Code).Returns(fixture.CreateAnonymous("Code"));
var sut = fixture.CreateAnonymous<CurrencyUpdateCommand>();
var expectedOutput = string.Format("Updated: 1 {0} in {1} = {2}.{3}", sut.DestinationCode, sut.Currency.Code, sut.Rate, Environment.NewLine);
using (var sw = new StringWriter())
{
Console.SetOut(sw);
// Exercise system
sut.Execute();
// Verify outcome
Assert.AreEqual(expectedOutput, sw.ToString(), "Execute");
// Teardown
}
}
public void ParseValidArgsWillReturnCorrectResult()
{
// Fixture setup
var fixture = new CurrencyFixture();
var rate = fixture.CreateAnonymous<decimal>();
var srcCurrencyArg = "EUR";
var destCurrencyArg = "USD";
var rateArg = rate.ToString();
var currencyStub = fixture.CreateMoq<Currency>();
currencyStub.Setup(c => c.Code).Returns(srcCurrencyArg);
fixture.FreezeMoq<CurrencyProvider>().Setup(cp => cp.GetCurrency(srcCurrencyArg)).Returns(currencyStub.Object);
var expectedResult = new Likeness<CurrencyUpdateCommand, CurrencyUpdateCommand>(new CurrencyUpdateCommand(currencyStub.Object, destCurrencyArg, rate));
var sut = fixture.CreateAnonymous<CurrencyParser>();
// Exercise system
var result = sut.Parse(new[] { destCurrencyArg, srcCurrencyArg, rateArg });
// Verify outcome
Assert.AreEqual(expectedResult, result, "Parse");
// Teardown
}