Add convenience method for testing

3 files changed, 5 insertions, 5 deletions

diff --git a/crates/ra_hir_def/src/nameres/collector.rs b/crates/ra_hir_def/src/nameres/collector.rs
index 37d0f3093..83eef821f 100644
--- a/crates/ra_hir_def/src/nameres/collector.rs
+++ b/crates/ra_hir_def/src/nameres/collector.rs
@@ -798,7 +798,7 @@ mod tests {
 
     fn do_limited_resolve(code: &str, limit: u32, poison_limit: u32) -> CrateDefMap {
         let (db, _file_id) = TestDB::with_single_file(&code);
-        let krate = db.crate_graph().iter().next().unwrap();
+        let krate = db.test_crate();
 
         let def_map = {
             let edition = db.crate_graph().edition(krate);
diff --git a/crates/ra_hir_def/src/nameres/tests/incremental.rs b/crates/ra_hir_def/src/nameres/tests/incremental.rs
index 80dcec62f..903a22771 100644
--- a/crates/ra_hir_def/src/nameres/tests/incremental.rs
+++ b/crates/ra_hir_def/src/nameres/tests/incremental.rs
@@ -1,12 +1,12 @@
 use std::sync::Arc;
 
-use ra_db::{SourceDatabase, SourceDatabaseExt};
+use ra_db::SourceDatabaseExt;
 
 use super::*;
 
 fn check_def_map_is_not_recomputed(initial: &str, file_change: &str) {
     let (mut db, pos) = TestDB::with_position(initial);
-    let krate = db.crate_graph().iter().next().unwrap();
+    let krate = db.test_crate();
     {
         let events = db.log_executed(|| {
             db.crate_def_map(krate);
@@ -111,7 +111,7 @@ fn typing_inside_a_macro_should_not_invalidate_def_map() {
         m!(X);
         ",
     );
-    let krate = db.crate_graph().iter().next().unwrap();
+    let krate = db.test_crate();
     {
         let events = db.log_executed(|| {
             let crate_def_map = db.crate_def_map(krate);
diff --git a/crates/ra_hir_def/src/nameres/tests/mod_resolution.rs b/crates/ra_hir_def/src/nameres/tests/mod_resolution.rs
index dee364a14..eb7b85c07 100644
--- a/crates/ra_hir_def/src/nameres/tests/mod_resolution.rs
+++ b/crates/ra_hir_def/src/nameres/tests/mod_resolution.rs
@@ -656,7 +656,7 @@ fn unresolved_module_diagnostics() {
         //- /foo.rs
         ",
     );
-    let krate = db.crate_graph().iter().next().unwrap();
+    let krate = db.test_crate();
 
     let crate_def_map = db.crate_def_map(krate);