diff --git a/tests/ui/use_self.fixed b/tests/ui/use_self.fixed
index f8b97d8d4917..1f4d9a14eb2f 100644
--- a/tests/ui/use_self.fixed
+++ b/tests/ui/use_self.fixed
@@ -341,12 +341,26 @@ mod issue2843 {
     trait Foo {
         type Bar;
     }
-    
+
     impl Foo for usize {
         type Bar = u8;
     }
-    
+
     impl<T: Foo> Foo for Option<T> {
         type Bar = Option<T::Bar>;
     }
-}
\ No newline at end of file
+}
+
+mod issue3859 {
+    pub struct Foo;
+    pub struct Bar([usize; 3]);
+
+    impl Foo {
+        pub const BAR: usize = 3;
+
+        pub fn foo() {
+            const _X: usize = Foo::BAR;
+            // const _Y: usize = Self::BAR;
+        }
+    }
+}
diff --git a/tests/ui/use_self.rs b/tests/ui/use_self.rs
index 863963a8cef3..11194583335d 100644
--- a/tests/ui/use_self.rs
+++ b/tests/ui/use_self.rs
@@ -341,12 +341,26 @@ mod issue2843 {
     trait Foo {
         type Bar;
     }
-    
+
     impl Foo for usize {
         type Bar = u8;
     }
-    
+
     impl<T: Foo> Foo for Option<T> {
         type Bar = Option<T::Bar>;
     }
-}
\ No newline at end of file
+}
+
+mod issue3859 {
+    pub struct Foo;
+    pub struct Bar([usize; 3]);
+
+    impl Foo {
+        pub const BAR: usize = 3;
+
+        pub fn foo() {
+            const _X: usize = Foo::BAR;
+            // const _Y: usize = Self::BAR;
+        }
+    }
+}