From 786544f022418ed7813e401aded31e4bd5451391 Mon Sep 17 00:00:00 2001
From: kjeremy <kjeremy@gmail.com>
Date: Fri, 22 Nov 2019 10:05:04 -0500
Subject: Expand file! to dummy ""

---
 crates/ra_hir/src/ty/tests.rs | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

(limited to 'crates/ra_hir')

diff --git a/crates/ra_hir/src/ty/tests.rs b/crates/ra_hir/src/ty/tests.rs
index 74c12a0a2..b4bdd81f6 100644
--- a/crates/ra_hir/src/ty/tests.rs
+++ b/crates/ra_hir/src/ty/tests.rs
@@ -4857,3 +4857,22 @@ fn main() {
     "###
     );
 }
+
+#[test]
+fn infer_builtin_macros_file() {
+    assert_snapshot!(
+        infer(r#"
+#[rustc_builtin_macro]
+macro_rules! file {() => {}}
+
+fn main() {
+    let x = file!();
+}
+"#),
+        @r###"
+    ![0; 2) '""': &str
+    [64; 88) '{     ...!(); }': ()
+    [74; 75) 'x': &str
+    "###
+    );
+}
-- 
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