[pbs-devel] [PATCH proxmox-backup v3 2/5] datastore: test DataBlob encode/decode roundtrip
Dominik Csapak
d.csapak at proxmox.com
Mon Aug 5 11:24:11 CEST 2024
so that we can be sure we can decode an encoded blob again
Signed-off-by: Dominik Csapak <d.csapak at proxmox.com>
---
changes from v2:
* separate into individual tests
pbs-datastore/src/data_blob.rs | 79 ++++++++++++++++++++++++++++++++++
1 file changed, 79 insertions(+)
diff --git a/pbs-datastore/src/data_blob.rs b/pbs-datastore/src/data_blob.rs
index a7a55fb7..a3a41c5e 100644
--- a/pbs-datastore/src/data_blob.rs
+++ b/pbs-datastore/src/data_blob.rs
@@ -562,3 +562,82 @@ impl<'a, 'b> DataChunkBuilder<'a, 'b> {
chunk_builder.build()
}
}
+
+#[cfg(test)]
+mod test {
+ use pbs_tools::crypt_config::CryptConfig;
+
+ use super::DataChunkBuilder;
+
+ const TEST_DATA_LEN: usize = 50;
+
+ fn build_test_data() -> Vec<u8> {
+ let mut data = Vec::with_capacity(TEST_DATA_LEN);
+ for i in 0..TEST_DATA_LEN / 10 {
+ for _ in 0..10 {
+ data.push(i as u8);
+ }
+ }
+ data
+ }
+
+ #[test]
+ fn unencrypted_uncompressed() {
+ let data = build_test_data();
+ let (chunk, digest) = DataChunkBuilder::new(&data)
+ .compress(false)
+ .build()
+ .expect("could not create unencrypted, uncompressed chunk");
+
+ let data_decoded = chunk
+ .decode(None, Some(&digest))
+ .expect("cannot decode unencrypted, uncompressed chunk");
+ assert_eq!(data, data_decoded);
+ }
+
+ #[test]
+ fn unencrypted_compressed() {
+ let data = build_test_data();
+ let (chunk, digest) = DataChunkBuilder::new(&data)
+ .compress(true)
+ .build()
+ .expect("could not create unencrypted, compressed chunk");
+
+ let data_decoded = chunk
+ .decode(None, Some(&digest))
+ .expect("cannot decode unencrypted, compressed chunk");
+ assert_eq!(data, data_decoded);
+ }
+
+ #[test]
+ fn encrypted_uncompressed() {
+ let data = build_test_data();
+ let crypt_config = CryptConfig::new([9; 32]).expect("could not create crypt config");
+ let (chunk, digest) = DataChunkBuilder::new(&data)
+ .compress(false)
+ .crypt_config(&crypt_config)
+ .build()
+ .expect("could not create encrypted, uncompressed chunk");
+
+ let data_decoded = chunk
+ .decode(Some(&crypt_config), Some(&digest))
+ .expect("cannot decode encrypted, uncompressed chunk");
+ assert_eq!(data, data_decoded);
+ }
+
+ #[test]
+ fn encrypted_compressed() {
+ let data = build_test_data();
+ let crypt_config = CryptConfig::new([9; 32]).expect("could not create crypt config");
+ let (chunk, digest) = DataChunkBuilder::new(&data)
+ .compress(true)
+ .crypt_config(&crypt_config)
+ .build()
+ .expect("could not create encrypted, compressed chunk");
+
+ let data_decoded = chunk
+ .decode(Some(&crypt_config), Some(&digest))
+ .expect("cannot decode encrypted, compressed chunk");
+ assert_eq!(data, data_decoded);
+ }
+}
--
2.39.2
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