Fix test_pool

Author: CraftSpider

Diff for: Cargo.lock

@@ -23,7 +23,11 @@ tectonic_io_base = { path = "../io_base", version = '0.0.0-dev.0' }
 tectonic_bridge_core = { path = "../bridge_core", version = "0.0.0-dev.0" }
 tectonic_errors = { path = "../errors", version = "0.0.0-dev.0" }
 
+[dev-dependencies]
+tectonic_status_base = { path = "../status_base", version = "0.0.0-dev.0" }
+
 [package.metadata.internal_dep_versions]
 tectonic_bridge_core = "thiscommit:2021-01-17:fohCh1sh"
 tectonic_errors = "5c9ba661edf5ef669f24f9904f99cca369d999e7"
 tectonic_io_base = "0d9169ef44b2652d6d70308a83022bfd60358e71"
+tectonic_status_base = "0d9169ef44b2652d6d70308a83022bfd60358e71"

Diff for: crates/engine_bibtex/Cargo.toml

@@ -556,12 +556,25 @@ pub(crate) fn add_out_pool(
 mod tests {
     use super::*;
     use crate::BibtexConfig;
-    use tectonic_bridge_core::{CoreBridgeLauncher, CoreBridgeState, Result};
-
-    fn with_cbs<T>(f: impl FnOnce(&mut CoreBridgeState<'_>) -> T) -> Result<T> {
-        CoreBridgeLauncher::new(&mut [], &mut []).with_global_lock(f)
+    use tectonic_bridge_core::{CoreBridgeLauncher, CoreBridgeState, MinimalDriver};
+    use tectonic_io_base::{stack::IoStack, IoProvider};
+    use tectonic_status_base::NoopStatusBackend;
+
+    fn with_cbs(f: impl FnOnce(&mut CoreBridgeState<'_>)) {
+        let io_list: Vec<&mut dyn IoProvider> = vec![];
+        let io = IoStack::new(io_list);
+        let mut hooks = MinimalDriver::new(io);
+        let mut status = NoopStatusBackend::default();
+        let mut cbl = CoreBridgeLauncher::new(&mut hooks, &mut status);
+        cbl.with_global_lock(|cbs| {
+            f(cbs);
+            Ok(())
+        })
+        .unwrap();
     }
 
+    // TODO: Create context without backend? Use custom backend-like type?
+    //       Implement the relevant interfaces ourself?
     #[test]
     fn test_pool() {
         with_cbs(|cbs| {
@@ -600,6 +613,5 @@ mod tests {
                 Err(LookupErr::DoesntExist)
             );
         })
-        .unwrap()
     }
 }