From 36c768468729653079ed5c00e759bd12cd02e241 Mon Sep 17 00:00:00 2001
From: Edwin Cheng <edwin0cheng@gmail.com>
Date: Sat, 7 Mar 2020 12:53:40 +0800
Subject: Use a not so dummy implementation of env macro

---
 crates/ra_hir_ty/src/tests/macros.rs | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'crates/ra_hir_ty/src')

diff --git a/crates/ra_hir_ty/src/tests/macros.rs b/crates/ra_hir_ty/src/tests/macros.rs
index 42814941f..c86733ac3 100644
--- a/crates/ra_hir_ty/src/tests/macros.rs
+++ b/crates/ra_hir_ty/src/tests/macros.rs
@@ -483,6 +483,33 @@ fn bar() -> u32 {0}
     assert_eq!("u32", type_at_pos(&db, pos));
 }
 
+#[test]
+fn infer_builtin_macros_include_concat_with_bad_env_should_failed() {
+    let (db, pos) = TestDB::with_position(
+        r#"
+//- /main.rs 
+#[rustc_builtin_macro]
+macro_rules! include {() => {}}
+
+#[rustc_builtin_macro]
+macro_rules! concat {() => {}}
+
+#[rustc_builtin_macro]
+macro_rules! env {() => {}}
+
+include!(concat!(env!("OUT_DIR"), "/foo.rs"));
+
+fn main() {
+    bar()<|>;
+}
+
+//- /foo.rs
+fn bar() -> u32 {0}
+"#,
+    );
+    assert_eq!("{unknown}", type_at_pos(&db, pos));
+}
+
 #[test]
 fn infer_builtin_macros_concat_with_lazy() {
     assert_snapshot!(
-- 
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