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-rw-r--r--tvix/castore/src/proto/tests/grpc_blobservice.rs46
-rw-r--r--tvix/castore/src/proto/tests/grpc_directoryservice.rs8
-rw-r--r--tvix/castore/src/utils.rs44
3 files changed, 63 insertions, 35 deletions
diff --git a/tvix/castore/src/proto/tests/grpc_blobservice.rs b/tvix/castore/src/proto/tests/grpc_blobservice.rs
index 0d7b340b4409..a7816bd1e961 100644
--- a/tvix/castore/src/proto/tests/grpc_blobservice.rs
+++ b/tvix/castore/src/proto/tests/grpc_blobservice.rs
@@ -1,23 +1,17 @@
 use crate::fixtures::{BLOB_A, BLOB_A_DIGEST};
-use crate::proto::blob_service_server::BlobService as GRPCBlobService;
-use crate::proto::{BlobChunk, GRPCBlobServiceWrapper, ReadBlobRequest, StatBlobRequest};
-use crate::utils::gen_blob_service;
+use crate::proto::{BlobChunk, ReadBlobRequest, StatBlobRequest};
+use crate::utils::gen_blobsvc_grpc_client;
 use tokio_stream::StreamExt;
 
-fn gen_grpc_blob_service() -> GRPCBlobServiceWrapper {
-    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 mut grpc_client = gen_blobsvc_grpc_client().await;
 
-    let resp = service
-        .read(tonic::Request::new(ReadBlobRequest {
+    let resp = grpc_client
+        .read(ReadBlobRequest {
             digest: BLOB_A_DIGEST.clone().into(),
-        }))
+        })
         .await;
 
     // We can't use unwrap_err here, because the Ok value doesn't implement
@@ -32,13 +26,13 @@ async fn not_found_read() {
 /// 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 mut grpc_client = gen_blobsvc_grpc_client().await;
 
-    let resp = service
-        .stat(tonic::Request::new(StatBlobRequest {
+    let resp = grpc_client
+        .stat(StatBlobRequest {
             digest: BLOB_A_DIGEST.clone().into(),
             ..Default::default()
-        }))
+        })
         .await
         .expect_err("must fail");
 
@@ -49,13 +43,13 @@ async fn not_found_stat() {
 /// Put a blob in the store, get it back.
 #[tokio::test]
 async fn put_read_stat() {
-    let service = gen_grpc_blob_service();
+    let mut grpc_client = gen_blobsvc_grpc_client().await;
 
     // Send blob A.
-    let put_resp = service
-        .put(tonic_mock::streaming_request(vec![BlobChunk {
+    let put_resp = grpc_client
+        .put(tokio_stream::once(BlobChunk {
             data: BLOB_A.clone(),
-        }]))
+        }))
         .await
         .expect("must succeed")
         .into_inner();
@@ -65,20 +59,20 @@ async fn put_read_stat() {
     // 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 {
+    let _resp = grpc_client
+        .stat(StatBlobRequest {
             digest: BLOB_A_DIGEST.clone().into(),
             ..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 {
+    let resp = grpc_client
+        .read(ReadBlobRequest {
             digest: BLOB_A_DIGEST.clone().into(),
-        }))
+        })
         .await;
 
     let mut rx = resp.ok().unwrap().into_inner();
diff --git a/tvix/castore/src/proto/tests/grpc_directoryservice.rs b/tvix/castore/src/proto/tests/grpc_directoryservice.rs
index 4262ab6da750..e443b4b1916a 100644
--- a/tvix/castore/src/proto/tests/grpc_directoryservice.rs
+++ b/tvix/castore/src/proto/tests/grpc_directoryservice.rs
@@ -16,9 +16,7 @@ async fn get_directories(
     grpc_client: &mut DirectoryServiceClient<Channel>,
     get_directory_request: GetDirectoryRequest,
 ) -> Result<Vec<Directory>, Status> {
-    let resp = grpc_client
-        .get(tonic::Request::new(get_directory_request))
-        .await;
+    let resp = grpc_client.get(get_directory_request).await;
 
     // if the response is an error itself, return the error, otherwise unpack
     let stream = match resp {
@@ -39,10 +37,10 @@ async fn not_found() {
     let mut grpc_client = gen_directorysvc_grpc_client().await;
 
     let resp = grpc_client
-        .get(tonic::Request::new(GetDirectoryRequest {
+        .get(GetDirectoryRequest {
             by_what: Some(ByWhat::Digest(DIRECTORY_A.digest().into())),
             ..Default::default()
-        }))
+        })
         .await;
 
     let stream = resp.expect("must succeed").into_inner();
diff --git a/tvix/castore/src/utils.rs b/tvix/castore/src/utils.rs
index 1444351a5644..d9a967598841 100644
--- a/tvix/castore/src/utils.rs
+++ b/tvix/castore/src/utils.rs
@@ -12,8 +12,10 @@ use crate::{
     blobservice::{BlobService, MemoryBlobService},
     directoryservice::{DirectoryService, MemoryDirectoryService},
     proto::{
+        blob_service_client::BlobServiceClient, blob_service_server::BlobServiceServer,
         directory_service_client::DirectoryServiceClient,
-        directory_service_server::DirectoryServiceServer, GRPCDirectoryServiceWrapper,
+        directory_service_server::DirectoryServiceServer, GRPCBlobServiceWrapper,
+        GRPCDirectoryServiceWrapper,
     },
 };
 
@@ -34,9 +36,8 @@ pin_project! {
     }
 }
 
-/// This will spawn the a gRPC server with a DirectoryService client, and
-/// connect a gRPC DirectoryService client.
-/// The client is returned.
+/// This will spawn the a gRPC server with a DirectoryService client, connect a
+/// gRPC DirectoryService client and return it.
 #[allow(dead_code)]
 pub(crate) async fn gen_directorysvc_grpc_client() -> DirectoryServiceClient<Channel> {
     let (left, right) = tokio::io::duplex(64);
@@ -69,3 +70,38 @@ pub(crate) async fn gen_directorysvc_grpc_client() -> DirectoryServiceClient<Cha
 
     grpc_client
 }
+
+/// This will spawn the a gRPC server with a BlobService client, connect a
+/// gRPC BlobService client and return it.
+#[allow(dead_code)]
+pub(crate) async fn gen_blobsvc_grpc_client() -> BlobServiceClient<Channel> {
+    let (left, right) = tokio::io::duplex(64);
+
+    // spin up a server, which will only connect once, to the left side.
+    tokio::spawn(async {
+        // spin up a new DirectoryService
+        let mut server = Server::builder();
+        let router = server.add_service(BlobServiceServer::new(GRPCBlobServiceWrapper::from(
+            gen_blob_service(),
+        )));
+
+        router
+            .serve_with_incoming(tokio_stream::once(Ok::<_, std::io::Error>(left)))
+            .await
+    });
+
+    // Create a client, connecting to the right side. The URI is unused.
+    let mut maybe_right = Some(right);
+    let grpc_client = BlobServiceClient::new(
+        Endpoint::try_from("http://[::]:50051")
+            .unwrap()
+            .connect_with_connector(tower::service_fn(move |_: Uri| {
+                let right = maybe_right.take().unwrap();
+                async move { Ok::<_, std::io::Error>(right) }
+            }))
+            .await
+            .unwrap(),
+    );
+
+    grpc_client
+}