Merge #311: Backport #300 - Add utilities to test persistence

b642284 refactor: remove bdk_testenv dependency (codingp110)
7a5b644 docs: document persist_test_utils module (codingp110)
5d9a95c test: use utils to test file_store and rusqlite (codingp110)
79586e8 feat: add utilities to test persistence of wallet (codingp110)

Pull request description:

  Backports #300 adding the `persist_test_utils` module to the `release/2.2` branch.

  ### Checklists

  #### All Submissions:

  * [x] I've signed all my commits
  * [x] I followed the [contribution guidelines](https://github.com/bitcoindevkit/bdk/blob/master/CONTRIBUTING.md)
  * [x] I ran `just p` before pushing

ACKs for top commit:
  oleonardolima:
    cACK b642284
  notmandatory:
    ACK b642284

Tree-SHA512: ca482cb61ed9a9e98a18fa35ce534d969b26eb7f71141d66105362d64ba8e18c4664eb5e14e38f61e1c0750d801391a821706ba7141db65a317d9ac22b546316

Author: ValuedMammal

wallet/Cargo.toml

@@ -22,6 +22,8 @@ bitcoin = { version = "0.32.6", features = [ "serde", "base64" ], default-featur
 serde = { version = "^1.0", features = ["derive"] }
 serde_json = { version = "^1.0" }
 bdk_chain = { version = "0.23.1", features = [ "miniscript", "serde" ], default-features = false }
+anyhow = { version = "1.0.98", optional = true }
+tempfile = { version = "3.20.0", optional = true }
 
 # Optional dependencies
 bip39 = { version = "2.0", optional = true }
@@ -35,7 +37,7 @@ all-keys = ["keys-bip39"]
 keys-bip39 = ["bip39"]
 rusqlite = ["bdk_chain/rusqlite"]
 file_store = ["bdk_file_store"]
-test-utils = ["std"]
+test-utils = ["std", "anyhow", "tempfile"]
 
 [dev-dependencies]
 assert_matches = "1.5.0"

wallet/src/lib.rs

@@ -31,6 +31,10 @@ pub mod keys;
 pub mod psbt;
 #[cfg(feature = "test-utils")]
 pub mod test_utils;
+
+#[cfg(feature = "test-utils")]
+pub mod persist_test_utils;
+
 mod types;
 mod wallet;