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-rw-r--r--rust/src/lib.rs26
1 files changed, 21 insertions, 5 deletions
diff --git a/rust/src/lib.rs b/rust/src/lib.rs
index b3e6c813..0d9ef813 100644
--- a/rust/src/lib.rs
+++ b/rust/src/lib.rs
@@ -24,6 +24,7 @@ extern crate regex;
extern crate lazy_static;
extern crate macaroon;
extern crate sha1;
+extern crate rand;
pub mod api_entity_crud;
pub mod api_helpers;
@@ -100,7 +101,9 @@ use diesel::r2d2::ConnectionManager;
use dotenv::dotenv;
use iron::middleware::AfterMiddleware;
use iron::{Request, Response};
-use std::env;
+use std::{env, thread, time};
+use std::process::Command;
+use rand::Rng;
#[cfg(feature = "postgres")]
embed_migrations!("../migrations/");
@@ -156,22 +159,35 @@ pub fn server() -> Result<api_server::Server> {
})
}
+/// Generates a server for testing. Calls an external bash script to generate a random postgres
+/// database, which will be unique to this process but common across threads and connections. The
+/// database will automagically get cleaned up (deleted) after 60 seconds.
+/// Currently, start times are staggered by up to 200ms to prevent internal postgres concurrency
+/// errors; if this fails run the tests serially (one at a time), which is slower but more robust.
+/// CI should run tests serially.
pub fn test_server() -> Result<api_server::Server> {
dotenv().ok();
- let database_url = env::var("TEST_DATABASE_URL").expect("TEST_DATABASE_URL must be set");
+ // sleep a bit so we don't have thundering herd collisions, resuliting in
+ // "pg_extension_name_index" or "pg_proc_proname_args_nsp_index" or "pg_type_typname_nsp_index"
+ // duplicate key violations.
+ thread::sleep(time::Duration::from_millis(rand::thread_rng().gen_range(0, 200)));
+ let pg_tmp = Command::new("./tests/pg_tmp.sh")
+ .output()
+ .expect("run ./tests/pg_tmp.sh to get temporary postgres DB");
+ let database_url = String::from_utf8_lossy(&pg_tmp.stdout).to_string();
env::set_var("DATABASE_URL", database_url);
let mut server = server()?;
server.auth_confectionary = AuthConfectionary::new_dummy();
let conn = server.db_pool.get().expect("db_pool error");
- // run migrations; revert latest (dummy data); re-run latest
- diesel_migrations::run_pending_migrations(&conn).unwrap();
- diesel_migrations::revert_latest_migration(&conn).unwrap();
+ // run migrations; this is a fresh/bare database
diesel_migrations::run_pending_migrations(&conn).unwrap();
Ok(server)
}
+// TODO: move this to bin/fatcatd
+
/// HTTP header middleware
header! { (XClacksOverhead, "X-Clacks-Overhead") => [String] }