public async Task BatchDmlAbortsTwice()
{
var spannerClientMock = SpannerClientHelpers
.CreateMockClient(Logger.DefaultLogger, MockBehavior.Strict)
.SetupBatchCreateSessionsAsync()
.SetupBeginTransactionAsync()
.SetupExecuteBatchDmlAsync_Fails(failures: 2, statusCode: StatusCode.Aborted)
.SetupCommitAsync()
.SetupRollbackAsync();
SpannerConnection connection = BuildSpannerConnection(spannerClientMock);
var scheduler = (FakeScheduler)connection.Builder.SessionPoolManager.SpannerSettings.Scheduler;
var time0 = scheduler.Clock.GetCurrentDateTimeUtc();
var callee = new Callee(scheduler);
await scheduler.RunAsync(async() =>
{
var result = await connection.RunWithRetriableTransactionAsync(transaction => callee.DatabaseWorkAsync(connection, transaction));
Assert.Equal(3, result);
});
callee.AssertBackoffTimesInRange(time0);
callee.AssertLastCallTime(scheduler.Clock.GetCurrentDateTimeUtc());
}
public async Task CommitFailsOtherThanAborted()
{
var spannerClientMock = SpannerClientHelpers
.CreateMockClient(Logger.DefaultLogger, MockBehavior.Strict)
.SetupBatchCreateSessionsAsync()
.SetupBeginTransactionAsync()
.SetupExecuteBatchDmlAsync()
.SetupCommitAsync_Fails(failures: 1, StatusCode.Unknown)
.SetupRollbackAsync();
SpannerConnection connection = BuildSpannerConnection(spannerClientMock);
var scheduler = (FakeScheduler)connection.Builder.SessionPoolManager.SpannerSettings.Scheduler;
var time0 = scheduler.Clock.GetCurrentDateTimeUtc();
var callee = new Callee(scheduler);
await scheduler.RunAsync(async() =>
{
var exception = await Assert.ThrowsAsync <SpannerException>(
() => connection.RunWithRetriableTransactionAsync(
transaction => callee.DatabaseWorkAsync(connection, transaction)));
Assert.Contains("Bang!", exception.InnerException.Message);
});
callee.AssertBackoffTimesInRange(time0);
callee.AssertLastCallTime(scheduler.Clock.GetCurrentDateTimeUtc());
}
public async Task WorkFails()
{
var spannerClientMock = SpannerClientHelpers
.CreateMockClient(Logger.DefaultLogger, MockBehavior.Strict)
.SetupBatchCreateSessionsAsync()
.SetupBeginTransactionAsync()
.SetupRollbackAsync();
SpannerConnection connection = BuildSpannerConnection(spannerClientMock);
var scheduler = (FakeScheduler)connection.Builder.SessionPoolManager.SpannerSettings.Scheduler;
var time0 = scheduler.Clock.GetCurrentDateTimeUtc();
var callee = new Callee(scheduler);
await scheduler.RunAsync(async() =>
{
var exception = await Assert.ThrowsAsync <InvalidOperationException>(() => connection.RunWithRetriableTransactionAsync(callee.Fails));
Assert.Contains("Bang!", exception.Message);
});
callee.AssertBackoffTimesInRange(time0);
callee.AssertLastCallTime(scheduler.Clock.GetCurrentDateTimeUtc());
}