Improved get_temp_db helper func.

.gitlab-ci.yml

@@ -16,7 +16,8 @@ test:stable:
   script:
   - rustc --version && cargo --version      # Print version info for debugging
   - cargo build --all
-  - cargo test --all --verbose --jobs 1
+  # - cargo test --all --verbose --jobs 1
+  - cargo test --all --verbose
 
 # Use cargo to test the project
 test:nightly:
@@ -26,8 +27,7 @@ test:nightly:
   script:
   - rustc --version && cargo --version      # Print version info for debugging
   - cargo build
-  # - cargo test --verbose
-  # # Don't paralize, At least until I fix tempdb helper fn.
-  - cargo test --verbose --jobs 1
+  - cargo test --verbose
+  # - cargo test --verbose --jobs 1
   # - cargo bench
   allow_failure: true

hammond-data/Cargo.toml

@@ -19,4 +19,5 @@ rss = "1.1.0"
 dotenv = "*"
 
 [dev-dependencies]
-tempdir = "0.3.5"
+tempdir = "0.3.5"
+rand = "0.3.16"

hammond-data/src/index_feed.rs

@@ -211,8 +211,11 @@ fn refresh_source(
 mod tests {
 
     extern crate tempdir;
+    extern crate rand;
+
     use diesel::prelude::*;
     use rss;
+    use self::rand::Rng;
 
     use std::io::BufReader;
     use std::path::PathBuf;
@@ -229,11 +232,11 @@ mod tests {
 
     /// Create and return a Temporary DB.
     /// Will be destroed once the returned variable(s) is dropped.
-    // TODO: make it an Iterator so it will give a unique db_path each time.
-    // And will also be able to run tests in parallel.
     fn get_temp_db() -> TempDB {
+        let mut rng = rand::thread_rng();
+
         let tmp_dir = tempdir::TempDir::new("hammond_unit_test").unwrap();
-        let db_path = tmp_dir.path().join("foo_tests.db");
+        let db_path = tmp_dir.path().join(format!("hammonddb_{}.db", rng.gen::<usize>()));
 
         let db = SqliteConnection::establish(db_path.to_str().unwrap()).unwrap();
         ::run_migration_on(&db).unwrap();