test: add test helpers for object store types (#25420)

This adds a new crate `influxdb3_test_helpers` which provides two object
store helper types that can be used to track request counts made through
the store, as well as synchronize requests made through the store, resp.

Cargo.toml

@@ -8,10 +8,11 @@ members = [
     "influxdb3_load_generator",
     "influxdb3_process",
     "influxdb3_server",
+    "influxdb3_telemetry",
+    "influxdb3_test_helpers",
     "influxdb3_wal",
     "influxdb3_write",
     "iox_query_influxql_rewrite",
-    "influxdb3_telemetry",
 ]
 default-members = ["influxdb3"]
 

influxdb3_test_helpers/Cargo.toml

@@ -0,0 +1,18 @@
+[package]
+name = "influxdb3_test_helpers"
+version.workspace = true
+authors.workspace = true
+edition.workspace = true
+license.workspace = true
+
+[dependencies]
+async-trait.workspace = true
+bytes.workspace = true
+futures.workspace = true
+hashbrown.workspace = true
+object_store.workspace = true
+parking_lot.workspace = true
+tokio.workspace = true
+
+[lints]
+workspace = true

influxdb3_test_helpers/src/lib.rs

@@ -0,0 +1 @@
+pub mod object_store;