Fix benchmark compile errors (#2881)

* Fix benchmark compile errors

* Also check bench code during CI

.github/workflows/ci.yml

@@ -118,7 +118,7 @@ jobs:
         RUSTFLAGS: -D warnings
       with:
         command: check
-        args: --all --bins --examples --tests --features repl
+        args: --all --bins --examples --tests --features repl --benches
 
     - name: tests
       uses: actions-rs/cargo@v1

benches/contacts.rs

@@ -8,9 +8,7 @@ async fn address_book_benchmark(n: u32, read_count: u32) {
     let dir = tempdir().unwrap();
     let dbfile = dir.path().join("db.sqlite");
     let id = 100;
-    let context = Context::new("FakeOS".into(), dbfile.into(), id)
-        .await
-        .unwrap();
+    let context = Context::new(dbfile.into(), id).await.unwrap();
 
     let book = (0..n)
         .map(|i| format!("Name {}\naddr{}@example.org\n", i, i))

benches/create_account.rs

@@ -8,7 +8,7 @@ async fn create_accounts(n: u32) {
     let dir = tempdir().unwrap();
     let p: PathBuf = dir.path().join("accounts").into();
 
-    let accounts = Accounts::new("my_os".into(), p.clone()).await.unwrap();
+    let mut accounts = Accounts::new(p.clone()).await.unwrap();
 
     for expected_id in 2..n {
         let id = accounts.add_account().await.unwrap();

benches/search_msgs.rs

@@ -6,9 +6,7 @@ use std::path::Path;
 async fn search_benchmark(path: impl AsRef<Path>) {
     let dbfile = path.as_ref();
     let id = 100;
-    let context = Context::new("FakeOS".into(), dbfile.into(), id)
-        .await
-        .unwrap();
+    let context = Context::new(dbfile.into(), id).await.unwrap();
 
     for _ in 0..10u32 {
         context.search_msgs(None, "hello").await.unwrap();