1 files changed, 15 insertions, 4 deletions

diff --git a/crates/ra_lsp_server/tests/heavy_tests/support.rs b/crates/ra_lsp_server/tests/heavy_tests/support.rs
index ba8ee8b06..055c8fff2 100644
--- a/crates/ra_lsp_server/tests/heavy_tests/support.rs
+++ b/crates/ra_lsp_server/tests/heavy_tests/support.rs
@@ -26,13 +26,14 @@ use ra_lsp_server::{main_loop, req, ServerConfig};
 
 pub struct Project<'a> {
     fixture: &'a str,
+    with_sysroot: bool,
     tmp_dir: Option<TempDir>,
     roots: Vec<PathBuf>,
 }
 
 impl<'a> Project<'a> {
     pub fn with_fixture(fixture: &str) -> Project {
-        Project { fixture, tmp_dir: None, roots: vec![] }
+        Project { fixture, tmp_dir: None, roots: vec![], with_sysroot: false }
     }
 
     pub fn tmp_dir(mut self, tmp_dir: TempDir) -> Project<'a> {
@@ -45,6 +46,11 @@ impl<'a> Project<'a> {
         self
     }
 
+    pub fn with_sysroot(mut self, sysroot: bool) -> Project<'a> {
+        self.with_sysroot = sysroot;
+        self
+    }
+
     pub fn server(self) -> Server {
         let tmp_dir = self.tmp_dir.unwrap_or_else(|| TempDir::new().unwrap());
         static INIT: Once = Once::new();
@@ -68,7 +74,7 @@ impl<'a> Project<'a> {
 
         let roots = self.roots.into_iter().map(|root| tmp_dir.path().join(root)).collect();
 
-        Server::new(tmp_dir, roots, paths)
+        Server::new(tmp_dir, self.with_sysroot, roots, paths)
     }
 }
 
@@ -84,7 +90,12 @@ pub struct Server {
 }
 
 impl Server {
-    fn new(dir: TempDir, roots: Vec<PathBuf>, files: Vec<(PathBuf, String)>) -> Server {
+    fn new(
+        dir: TempDir,
+        with_sysroot: bool,
+        roots: Vec<PathBuf>,
+        files: Vec<(PathBuf, String)>,
+    ) -> Server {
         let path = dir.path().to_path_buf();
 
         let roots = if roots.is_empty() { vec![path] } else { roots };
@@ -107,7 +118,7 @@ impl Server {
                         window: None,
                         experimental: None,
                     },
-                    ServerConfig::default(),
+                    ServerConfig { with_sysroot, ..ServerConfig::default() },
                     &msg_receiver,
                     &msg_sender,
                 )