feat(tvix/store/blobsvc): add more blobservice tests
Change-Id: I3e27dfb4ce3e52974d7614814abb7b5ae4a37f8c Reviewed-on: https://cl.tvl.fyi/c/depot/+/8782 Tested-by: BuildkiteCI Autosubmit: flokli <flokli@flokli.de> Reviewed-by: tazjin <tazjin@tvl.su>
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@ -7,6 +7,9 @@ mod grpc;
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mod memory;
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mod sled;
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#[cfg(test)]
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mod tests;
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pub use self::from_addr::from_addr;
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pub use self::grpc::GRPCBlobService;
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pub use self::memory::MemoryBlobService;
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86
tvix/store/src/blobservice/tests.rs
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86
tvix/store/src/blobservice/tests.rs
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@ -0,0 +1,86 @@
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use std::io;
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use test_case::test_case;
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use super::B3Digest;
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use super::BlobService;
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use super::MemoryBlobService;
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use super::SledBlobService;
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use crate::tests::fixtures;
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// TODO: avoid having to define all different services we test against for all functions.
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// maybe something like rstest can be used?
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fn gen_memory_blob_service() -> impl BlobService {
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MemoryBlobService::default()
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}
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fn gen_sled_blob_service() -> impl BlobService {
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SledBlobService::new_temporary().unwrap()
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}
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// TODO: add GRPC blob service here.
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/// Using [BlobService::has] on a non-existing blob should return false
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#[test_case(gen_memory_blob_service(); "memory")]
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#[test_case(gen_sled_blob_service(); "sled")]
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fn has_nonexistent_false(blob_service: impl BlobService) {
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assert_eq!(
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blob_service
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.has(&fixtures::BLOB_A_DIGEST)
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.expect("must not fail"),
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false
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);
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}
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/// Trying to read a non-existing blob should return a None instead of a reader.
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#[test_case(gen_memory_blob_service(); "memory")]
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#[test_case(gen_sled_blob_service(); "sled")]
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fn not_found_read(blob_service: impl BlobService) {
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assert!(blob_service
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.open_read(&fixtures::BLOB_A_DIGEST)
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.expect("must not fail")
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.is_none())
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}
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/// Put a blob in the store, check has, get it back.
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/// We test both with small and big blobs.
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#[test_case(gen_memory_blob_service(), &fixtures::BLOB_A, &fixtures::BLOB_A_DIGEST; "memory-small")]
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#[test_case(gen_sled_blob_service(), &fixtures::BLOB_A, &fixtures::BLOB_A_DIGEST; "sled-small")]
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#[test_case(gen_memory_blob_service(), &fixtures::BLOB_B, &fixtures::BLOB_B_DIGEST; "memory-big")]
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#[test_case(gen_sled_blob_service(), &fixtures::BLOB_B, &fixtures::BLOB_B_DIGEST; "sled-big")]
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fn put_has_get(blob_service: impl BlobService, blob_contents: &[u8], blob_digest: &B3Digest) {
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let mut w = blob_service.open_write();
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let l = io::copy(&mut io::Cursor::new(blob_contents), &mut w).expect("copy must succeed");
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assert_eq!(
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blob_contents.len(),
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l as usize,
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"written bytes must match blob length"
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);
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let digest = w.close().expect("close must succeed");
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assert_eq!(*blob_digest, digest, "returned digest must be correct");
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assert_eq!(
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blob_service.has(blob_digest).expect("must not fail"),
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true,
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"blob service should now have the blob"
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);
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let mut r = blob_service
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.open_read(blob_digest)
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.expect("open_read must succeed")
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.expect("must be some");
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let mut buf: Vec<u8> = Vec::new();
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let l = io::copy(&mut r, &mut buf).expect("copy must succeed");
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assert_eq!(
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blob_contents.len(),
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l as usize,
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"read bytes must match blob length"
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);
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assert_eq!(blob_contents, buf, "read blob contents must match");
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}
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