public void ShouldNotSuccessfullyUninstallWithDefaultUninstallMethod()
{
// by default, Uninstall _should_ wait for the stop / uninstall
// but _not_ kill (in case of loss of data)
// Arrange
var serviceExe = StubbornServiceExe;
var serviceName = $"stubborn-service{Guid.NewGuid()}";
var util = Create(
serviceName,
serviceName,
serviceExe
);
using var _ = new AutoResetter(Noop, () => util.Uninstall(
ControlOptions.Force | ControlOptions.Wait
));
util.InstallAndStart();
// Act
Expect(() => util.Uninstall())
.To.Throw <ServiceOperationException>()
.With.Message.Containing("Unable to perform Stop");
// Assert
Expect(util.IsInstalled)
.To.Be.True();
Process process = null;
Expect(() => process = Process.GetProcessById(util.ServicePID))
.Not.To.Throw();
Expect(process.HasExited)
.To.Be.False();
}
public void ShouldSetPortHintFromEnvironmentWhenAvailable()
{
// Arrange
using var resetter = new AutoResetter <int?>(
StoreCurrentPortHint,
RestorePortHint);
var expected = GetRandomInt(15000, 20000);
Environment.SetEnvironmentVariable(
TempDbMySqlServerSettings.EnvironmentVariables.PORT_HINT,
expected.ToString()
);
Expect(
Environment.GetEnvironmentVariable(
TempDbMySqlServerSettings.EnvironmentVariables.PORT_HINT
)
).To.Equal(expected.ToString());
// Act
var sut = new TempDbMySqlServerSettings()
{
Options =
{
DefaultSchema = GetRandomAlphaString(8, 8)
},
InnodbFlushLogAtTrxCommit = 2,
SlowQueryLog = 0
};
// Assert
Expect(sut.Options.PortHint)
.To.Equal(expected);
}
public void ShouldKillTheCorrectService()
{
// Arrange
var service1Name = $"service-1-{Guid.NewGuid()}";
var service2Name = $"service-2-{Guid.NewGuid()}";
var args1 = GetRandomArray <string>(2);
var args2 = GetRandomArray <string>(2);
var cli1 = $"\"{SpacedServiceExe}\" {string.Join(" ", args1)}";
var cli2 = $"\"{SpacedServiceExe}\" {string.Join(" ", args2)}";
var util1 = Create(service1Name, service1Name, cli1);
var util2 = Create(service2Name, service2Name, cli2);
util1.InstallAndStart();
util2.InstallAndStart();
using var _ = new AutoResetter(Noop, () =>
{
TryDo(() => util1.Uninstall());
TryDo(() => util2.Uninstall());
});
var processes = Process.GetProcesses()
.Where(p => HasMainModule(p, SpacedServiceExe))
.ToArray();
var p1 = processes.FirstOrDefault(
p =>
{
var testArgs = p.QueryCommandline()
.SplitCommandline()
.Skip(1)
.ToArray();
return(testArgs.Matches(args1));
}
);
var p2 = processes.FirstOrDefault(
p => p.QueryCommandline()
.SplitCommandline()
.Skip(1)
.Matches(args2)
);
Expect(p1)
.Not.To.Be.Null(() => $"Can't find process for {cli1}");
Expect(p2)
.Not.To.Be.Null(() => $"Can't find process for {cli2}");
// Act
util1.KillService();
// Assert
Expect(p1.HasExited)
.To.Be.True();
Expect(p2.HasExited)
.To.Be.False();
}
public void Dispose_ShouldCallDisposalActionExactlyOnce()
{
//---------------Set up test pack-------------------
var disposeCalls = 0;
var sut = new AutoResetter(() => { }, () => disposeCalls++);
//---------------Assert Precondition----------------
Expect(disposeCalls).To.Equal(0);
//---------------Execute Test ----------------------
sut.Dispose();
//---------------Test Result -----------------------
Expect(disposeCalls).To.Equal(1);
}
public void Dispose_ShouldNotRecallDisposeActionWhenCalledAgain()
{
//---------------Set up test pack-------------------
var disposeCalls = 0;
var sut = new AutoResetter(() => { }, () => disposeCalls++);
//---------------Assert Precondition----------------
Expect(disposeCalls).To.Equal(0);
//---------------Execute Test ----------------------
sut.Dispose();
sut.Dispose();
//---------------Test Result -----------------------
Expect(disposeCalls).To.Equal(1);
}
public void Dispose_ShouldOnlyCallActionOfT_Once()
{
//---------------Set up test pack-------------------
var disposeCalls = 0;
var sut = new AutoResetter <int>(() => 0, v => disposeCalls++);
//---------------Assert Precondition----------------
//---------------Execute Test ----------------------
sut.Dispose();
Expect(disposeCalls).To.Equal(1);
sut.Dispose();
//---------------Test Result -----------------------
Expect(disposeCalls).To.Equal(1);
}
public void ShouldRetryOnError()
{
// Arrange
using var arena = new TestArena();
var options = Substitute.For <IOptions>();
options.Retries.Returns(3);
using var resetter = new AutoResetter <int>(() =>
{
var original = StreamSource.MaxBuffer;
StreamSource.MaxBuffer = 1;
return(original);
},
original => StreamSource.MaxBuffer = original);
var haveErrored = false;
var errorPassThrough = new GenericPassThrough(
(data, size) =>
{
if (!haveErrored)
{
haveErrored = true;
throw new DirectoryNotFoundException("foo");
}
},
() =>
{
}
);
// keep the size small since we're forcing a flush at every byte
var sourceFile = arena.CreateSourceFile(data: GetRandomBytes(10, 20));
var expected = arena.TargetPathFor(sourceFile);
var sut = Create(
intermediatePipes: new IPassThrough[] { errorPassThrough },
options: options);
// Act
sut.Synchronize(arena.SourceFileSystem, arena.TargetFileSystem);
// Assert
Expect(expected)
.To.Exist();
Expect(File.ReadAllBytes(expected))
.To.Equal(sourceFile.Data);
}
public void InstallingServiceWithSpacedPath()
{
// Arrange
Expect(SpacedServiceExe)
.Not.To.Be.Null();
var sut = Create(
SpacedServiceName,
SpacedServiceDisplayName,
$"\"{SpacedServiceExe}\" --arg --another-arg"
);
sut.ServiceStateExtraWaitSeconds = 30;
// Act
var completed = false;
using var _ = new AutoResetter(Noop, () =>
{
if (completed)
{
return;
}
EnsureServiceNotRunning(
SpacedServiceName,
SpacedServiceExe
);
});
Expect(sut.Install)
.Not.To.Throw();
// Assert
Expect(sut.Start)
.Not.To.Throw();
Expect(sut.State)
.To.Equal(ServiceState.Running);
sut.Stop();
Expect(sut.State)
.To.Equal(ServiceState.Stopped);
sut.Uninstall();
// signal the safety-net that it doesn't have to do anything
completed = true;
}
public void ShouldRespectNoSnakeCaseOnRequest()
{
// Arrange
GlobalSetup.PerformDefaultConfiguration();
using var _ = new AutoResetter(DisableSnakeCase, EnableSnakeCase);
using var conn = GlobalSetup.ConnectToTempDb();
CreateCaseTestingTableOn(conn);
var titleCaseValue = GetRandomString(4);
var snakeCaseValue = GetAnother(titleCaseValue, () => GetRandomString(4));
var id = CommandExecutor.Execute(
new CreateCaseTestingEntity(
titleCaseValue,
snakeCaseValue
)
);
var query = new FindCaseTestingEntity(id);
// Act
var whenSnakeCaseDisabled = QueryExecutor.Execute(query);
EnableSnakeCase();
var whenSnakeCaseEnabled = QueryExecutor.Execute(query);
// Assert
Expect(whenSnakeCaseDisabled)
.Not.To.Be.Null("entity not found at all");
Expect(whenSnakeCaseDisabled.TitleCased)
.To.Equal(titleCaseValue, "TitleCased should always be mapped");
Expect(whenSnakeCaseDisabled.SnakeCased)
.To.Be.Null("snake_case is disabled -- should not map the property");
Expect(whenSnakeCaseEnabled)
.Not.To.Be.Null("entity not found at all");
Expect(whenSnakeCaseEnabled.TitleCased)
.To.Equal(titleCaseValue, "TitleCased should always be mapped");
Expect(whenSnakeCaseEnabled.SnakeCased)
.To.Equal(snakeCaseValue, "snake_case is enabled -- should be mapped");
}
public void ShouldPassWhenNegatingAFailingComposition()
{
// Arrange
using var _ = new AutoResetter(
() => Assertions.RegisterAssertionsFactory(
s => new AssertionException(s)
),
Assertions.UseDefaultAssertionsFactory
);
var person = new Person()
{
Gender = Genders.Unknown,
Name = "Blergschootz"
};
// Act
Assert.That(() =>
{
Expect(person)
.Not.To.Be.A.Benny();
}, Throws.Nothing);
// Assert
}
public void ServiceWithArgs()
{
// Arrange
var myPath = new Uri(GetType().Assembly.Location).LocalPath;
var myDir = Path.GetDirectoryName(myPath);
var serviceExe = Path.Combine(myDir, "ServiceWithArgs.exe");
var logFile = Path.Combine(myDir, "service.log");
var arg1 = GetRandomString(3);
var arg2 = GetRandomString(3);
var args = new[] { logFile, arg1, arg2 }.Select(p => p.QuoteIfSpaced());
var serviceName = "test-service-foo-bar";
var displayName = "Test Service - Foo,Bar";
var commandline = string.Join(
" ",
new[] { serviceExe }
.Concat(args)
);
var util = new WindowsServiceUtil(
serviceName,
displayName,
commandline
);
if (util.IsInstalled)
{
util.Uninstall();
}
if (File.Exists(logFile))
{
File.Delete(logFile);
}
// Act
using var resetter = new AutoResetter(
() => util.Install(),
() => util.Uninstall(true));
util.Install();
// Assert
Expect(util.IsInstalled)
.To.Be.True();
util.Start();
Expect(util.State)
.To.Equal(ServiceState.Running);
Expect(logFile)
.To.Exist();
var logData = TryReadAllLinesFrom(logFile);
Expect(logData)
.Not.To.Be.Empty();
Expect(logData[0])
.To.Contain(arg1)
.Then(arg2);
util.Stop();
Expect(util.State)
.To.Equal(ServiceState.Stopped);
var anotherUtil = Create(serviceName);
Expect(anotherUtil.Commandline)
.To.Equal(commandline);
Expect(anotherUtil.ServiceExe)
.To.Equal(serviceExe);
Expect(anotherUtil.DisplayName)
.To.Equal(displayName);
}