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use crate::blobservice::BlobService;
use crate::proto::blob_service_server::BlobService as GRPCBlobService;
use crate::proto::{BlobChunk, GRPCBlobServiceWrapper, ReadBlobRequest, StatBlobRequest};
use crate::tests::fixtures::{BLOB_A, BLOB_A_DIGEST};
use crate::tests::utils::gen_blob_service;
use tokio_stream::StreamExt;
fn gen_grpc_blob_service(
) -> GRPCBlobServiceWrapper<impl BlobService + Send + Sync + Clone + 'static> {
let blob_service = gen_blob_service();
GRPCBlobServiceWrapper::from(blob_service)
}
/// Trying to read a non-existent blob should return a not found error.
#[tokio::test]
async fn not_found_read() {
let service = gen_grpc_blob_service();
let resp = service
.read(tonic::Request::new(ReadBlobRequest {
digest: BLOB_A_DIGEST.to_vec(),
}))
.await;
// We can't use unwrap_err here, because the Ok value doesn't implement
// debug.
if let Err(e) = resp {
assert_eq!(e.code(), tonic::Code::NotFound);
} else {
panic!("resp is not err")
}
}
/// Trying to stat a non-existent blob should return a not found error.
#[tokio::test]
async fn not_found_stat() {
let service = gen_grpc_blob_service();
let resp = service
.stat(tonic::Request::new(StatBlobRequest {
digest: BLOB_A_DIGEST.to_vec(),
..Default::default()
}))
.await
.expect_err("must fail");
// The resp should be a status with Code::NotFound
assert_eq!(resp.code(), tonic::Code::NotFound);
}
/// Put a blob in the store, get it back.
#[tokio::test]
async fn put_read_stat() {
let service = gen_grpc_blob_service();
// Send blob A.
let put_resp = service
.put(tonic_mock::streaming_request(vec![BlobChunk {
data: BLOB_A.clone(),
}]))
.await
.expect("must succeed")
.into_inner();
assert_eq!(BLOB_A_DIGEST.to_vec(), put_resp.digest);
// Stat for the digest of A.
// We currently don't ask for more granular chunking data, as we don't
// expose it yet.
let resp = service
.stat(tonic::Request::new(StatBlobRequest {
digest: BLOB_A_DIGEST.to_vec(),
..Default::default()
}))
.await
.expect("must succeed")
.into_inner();
// Read the blob. It should return the same data.
let resp = service
.read(tonic::Request::new(ReadBlobRequest {
digest: BLOB_A_DIGEST.to_vec(),
}))
.await;
let mut rx = resp.ok().unwrap().into_inner();
// the stream should contain one element, a BlobChunk with the same contents as BLOB_A.
let item = rx
.next()
.await
.expect("must be some")
.expect("must succeed");
assert_eq!(BLOB_A.to_vec(), item.data);
// … and no more elements
assert!(rx.next().await.is_none());
// TODO: we rely here on the blob being small enough to not get broken up into multiple chunks.
// Test with some bigger blob too
}
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