public void FetchNextJob_ThrowsOperationCanceled_WhenCancellationTokenIsSetAtTheBeginning()
{
var connection = new Mock<IDbConnection>();
var fetcher = new SqlServerFetcher(connection.Object, new[] { "default" });
var cts = new CancellationTokenSource();
cts.Cancel();
Assert.Throws<OperationCanceledException>(
() => fetcher.FetchNextJob(cts.Token));
}
public void FetchNextJob_ShouldWaitIndefinitely_WhenThereAreNoJobs()
{
using (var connection = ConnectionUtils.CreateConnection())
{
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
var cts = new CancellationTokenSource(200);
Assert.Throws<OperationCanceledException>(
() => fetcher.FetchNextJob(cts.Token));
}
}
public void FetchNextJob_ShouldFetchAJob_FromTheSpecifiedQueue()
{
const string arrangeSql = @"
insert into HangFire.Job (InvocationData, Arguments, CreatedAt)
values (@invocationData, @arguments, getutcdate())
insert into HangFire.JobQueue (JobId, Queue)
values (scope_identity(), @queue)";
// Arrange
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(
arrangeSql,
new
{
invocationData = "{ Type: 'Type', Method: 'Method', ParameterTypes: 'Parameters' }",
arguments = "Arguments",
queue = "default"
});
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
// Act
var payload = fetcher.FetchNextJob(CreateTimingOutCancellationToken());
// Assert
Assert.NotEmpty(payload.Id);
Assert.Equal("Type", payload.InvocationData.Type);
Assert.Equal("Method", payload.InvocationData.Method);
Assert.Equal("Parameters", payload.InvocationData.ParameterTypes);
Assert.Equal("default", payload.Queue);
Assert.Equal("Arguments", payload.Arguments);
}
}
public void FetchNextJob_ShouldIgnoreNonExistentJobs_ButDeleteThemFromTheQueue()
{
const string arrangeSql = @"
insert into HangFire.JobQueue (JobId, Queue)
values (@id, @queue)";
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(arrangeSql, new { id = 1, queue = "default" });
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
Assert.Throws<OperationCanceledException>(
() => fetcher.FetchNextJob(CreateTimingOutCancellationToken()));
var queuedJobCount = connection.Query<int>(
"select count(*) from HangFire.JobQueue").Single();
Assert.Equal(0, queuedJobCount);
}
}
public void FetchNextJob_ShouldFetchJobs_FromMultipleQueues()
{
const string arrangeSql = @"
insert into HangFire.Job (InvocationData, Arguments, CreatedAt)
values (@invocationData, @arguments, getutcdate())
insert into HangFire.JobQueue (JobId, Queue)
values (scope_identity(), @queue)";
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(
arrangeSql,
new[]
{
new { queue = "default", invocationData = "", arguments = "" },
new { queue = "critical", invocationData = "", arguments = "" }
});
var fetcher = new SqlServerFetcher(connection, new []{ "critical", "default" });
var critical = fetcher.FetchNextJob(CreateTimingOutCancellationToken());
Assert.NotNull(critical.Id);
Assert.Equal("critical", critical.Queue);
var @default = fetcher.FetchNextJob(CreateTimingOutCancellationToken());
Assert.NotNull(@default.Id);
Assert.Equal("default", @default.Queue);
}
}
public void FetchNextJob_ShouldFetchJobs_OnlyFromSpecifiedQueues()
{
const string arrangeSql = @"
insert into HangFire.Job (InvocationData, Arguments, CreatedAt)
values (@invocationData, @arguments, getutcdate())
insert into HangFire.JobQueue (JobId, Queue)
values (scope_identity(), @queue)";
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(
arrangeSql,
new { queue = "critical", invocationData = "", arguments = "" });
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
Assert.Throws<OperationCanceledException>(
() => fetcher.FetchNextJob(CreateTimingOutCancellationToken()));
}
}
public void FetchNextJob_ShouldSetFetchedAt_OnlyForTheFetchedJob()
{
const string arrangeSql = @"
insert into HangFire.Job (InvocationData, Arguments, CreatedAt)
values (@invocationData, @arguments, getutcdate())
insert into HangFire.JobQueue (JobId, Queue)
values (scope_identity(), @queue)";
// Arrange
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(
arrangeSql,
new[]
{
new { queue = "default", invocationData = "", arguments = "" },
new { queue = "default", invocationData = "", arguments = "" }
});
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
// Act
var payload = fetcher.FetchNextJob(CreateTimingOutCancellationToken());
// Assert
var otherJobFetchedAt = connection.Query<DateTime?>(
"select FetchedAt from HangFire.JobQueue where JobId != @id",
new { id = payload.Id }).Single();
Assert.Null(otherJobFetchedAt);
}
}
public void FetchNextJob_ShouldFetchATimedOutJobs_FromTheSpecifiedQueue()
{
const string arrangeSql = @"
insert into HangFire.Job (InvocationData, Arguments, CreatedAt)
values (@invocationData, @arguments, getutcdate())
insert into HangFire.JobQueue (JobId, Queue, FetchedAt)
values (scope_identity(), @queue, @fetchedAt)";
// Arrange
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(
arrangeSql,
new
{
queue = "default",
fetchedAt = DateTime.UtcNow.AddDays(-1),
invocationData = "",
arguments = ""
});
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
// Act
var payload = fetcher.FetchNextJob(CreateTimingOutCancellationToken());
// Assert
Assert.NotEmpty(payload.Id);
}
}
public void FetchNextJob_ShouldLeaveJobInTheQueue_ButSetItsFetchedAtValue()
{
const string arrangeSql = @"
insert into HangFire.Job (InvocationData, Arguments, CreatedAt)
values (@invocationData, @arguments, getutcdate())
insert into HangFire.JobQueue (JobId, Queue)
values (scope_identity(), @queue)";
// Arrange
using (var connection = ConnectionUtils.CreateConnection())
{
connection.Execute(
arrangeSql,
new { invocationData = "", arguments = "", queue = "default" });
var fetcher = new SqlServerFetcher(connection, new[] { "default" });
// Act
var payload = fetcher.FetchNextJob(CreateTimingOutCancellationToken());
// Assert
Assert.NotNull(payload);
var fetchedAt = connection.Query<DateTime?>(
"select FetchedAt from HangFire.JobQueue where JobId = @id",
new { id = payload.Id }).Single();
Assert.NotNull(fetchedAt);
Assert.True(fetchedAt > DateTime.UtcNow.AddMinutes(-1));
}
}