public void ClearBucketLabels_RetryFails(bool runAsync)
{
var evilClient = StorageClient.Create();
var independentClient = StorageClient.Create();
var bucketName = _fixture.LabelsTestBucket;
_fixture.SetUpLabels(new Dictionary <string, string> {
{ "label", "before" }
});
// Just before the "set-it-to-after" patch call is made, we modify the label ourselves,
// which will change the metageneration and cause a conflict response to the patch.
// We do this three times - which is why the overall result is failure.
var interceptor = new PatchFoilingInterceptor(3, count => independentClient.SetBucketLabel(bucketName, "label", $"intercept{count}"));
evilClient.Service.HttpClient.MessageHandler.AddExecuteInterceptor(interceptor);
var options = new ModifyBucketLabelsOptions {
Retries = 2
};
var exception = AssertThrowsMaybeAsync <GoogleApiException>(runAsync,
() => evilClient.ClearBucketLabels(bucketName, options),
() => evilClient.ClearBucketLabelsAsync(bucketName, options));
Assert.Equal(HttpStatusCode.PreconditionFailed, exception.HttpStatusCode);
}
public void ClearBucketLabels_RetrySucceeds(bool runAsync)
{
var evilClient = StorageClient.Create();
var independentClient = StorageClient.Create();
var bucketName = _fixture.LabelsTestBucket;
_fixture.SetUpLabels(new Dictionary <string, string> {
{ "label", "before" }
});
// Just before the "set-it-to-after" patch call is made, we modify the label ourselves,
// which will change the metageneration and cause a conflict response to the patch.
// We only do this twice though - on the third time, the read/modify/write cycle will work
// - but we'll be able to tell that it *did* intercept twice, as the "old" value will be
// the one set by the final intercept.
var interceptor = new PatchFoilingInterceptor(2, count => independentClient.SetBucketLabel(bucketName, "label", $"intercept{count}"));
evilClient.Service.HttpClient.MessageHandler.AddExecuteInterceptor(interceptor);
var options = new ModifyBucketLabelsOptions {
Retries = 2
};
var result = RunMaybeAsync(runAsync,
() => evilClient.ClearBucketLabels(bucketName, options),
() => evilClient.ClearBucketLabelsAsync(bucketName, options));
Assert.Equal(new Dictionary <string, string> {
{ "label", "intercept2" }
}, result);
Assert.Null(independentClient.GetBucket(bucketName).Labels);
}
public void Retries_Valid(int?retries)
{
var options = new ModifyBucketLabelsOptions {
Retries = retries
};
Assert.Equal(retries, options.Retries);
}
public void ClearBucketLabels_ExplicitPreconditionFail(bool runAsync)
{
var client = _fixture.Client;
var bucketName = _fixture.LabelsTestBucket;
var bucket = client.GetBucket(bucketName);
var options = new ModifyBucketLabelsOptions {
IfMetagenerationMatch = bucket.Metageneration + 1
};
var exception = AssertThrowsMaybeAsync <GoogleApiException>(runAsync,
() => client.ClearBucketLabels(bucketName, options),
() => client.ClearBucketLabelsAsync(bucketName, options));
Assert.Equal(HttpStatusCode.PreconditionFailed, exception.HttpStatusCode);
}
public void RemoveLabel()
{
var bucketName = "bucket";
var key = "key";
var options = new ModifyBucketLabelsOptions();
var mock = new Mock <StorageClient> {
CallBase = true
};
mock.Setup(obj => obj.ModifyBucketLabels(bucketName, new Dictionary <string, string> {
{ key, null }
}, options))
.Returns(new Dictionary <string, string> {
{ key, null }
});
var actual = mock.Object.RemoveBucketLabel(bucketName, key, options);
Assert.Null(actual);
mock.VerifyAll();
}
public void RemoveLabelAsync()
{
var bucketName = "bucket";
var key = "key";
var options = new ModifyBucketLabelsOptions();
var token = new CancellationTokenSource().Token;
var mock = new Mock <StorageClient> {
CallBase = true
};
mock.Setup(obj => obj.ModifyBucketLabelsAsync(bucketName, new Dictionary <string, string> {
{ "key", null }
}, options, token))
.Returns(Task.FromResult <IDictionary <string, string> >(new Dictionary <string, string> {
{ "key", null }
}));
var actual = mock.Object.RemoveBucketLabelAsync(bucketName, key, options, token).Result;
Assert.Null(actual);
mock.VerifyAll();
}
public void SetLabel()
{
var bucketName = "bucket";
var key = "key";
var oldValue = "old-value";
var newValue = "new-value";
var options = new ModifyBucketLabelsOptions();
var mock = new Mock <StorageClient> {
CallBase = true
};
mock.Setup(obj => obj.ModifyBucketLabels(bucketName, new Dictionary <string, string> {
{ key, newValue }
}, options))
.Returns(new Dictionary <string, string> {
{ key, oldValue }
});
var actual = mock.Object.SetBucketLabel(bucketName, key, newValue, options);
Assert.Equal(oldValue, actual);
mock.VerifyAll();
}
public void Retries_Invalid(int?retries)
{
var options = new ModifyBucketLabelsOptions();
Assert.Throws <ArgumentOutOfRangeException>(() => options.Retries = retries);
}
