From c82f5379de49344eb418cc6aaf5bf8c35bc4aaef Mon Sep 17 00:00:00 2001
From: Florian Diebold <florian.diebold@freiheit.com>
Date: Fri, 10 Jul 2020 18:30:32 +0200
Subject: Enable Chalk tracing in hir_ty tests

---
 crates/ra_hir_ty/src/tests/traits.rs | 93 +++++++++++++-----------------------
 1 file changed, 34 insertions(+), 59 deletions(-)

(limited to 'crates/ra_hir_ty/src/tests')

diff --git a/crates/ra_hir_ty/src/tests/traits.rs b/crates/ra_hir_ty/src/tests/traits.rs
index 529d9e253..85bcd0050 100644
--- a/crates/ra_hir_ty/src/tests/traits.rs
+++ b/crates/ra_hir_ty/src/tests/traits.rs
@@ -3000,69 +3000,44 @@ fn infer_box_fn_arg() {
 
 #[test]
 fn infer_dyn_fn_output() {
-    assert_snapshot!(
-        infer(
-            r#"
-            //- /lib.rs deps:std
-
-            #[lang = "fn_once"]
-            pub trait FnOnce<Args> {
-                type Output;
-
-                extern "rust-call" fn call_once(self, args: Args) -> Self::Output;
-            }
-
-            #[lang = "fn"]
-            pub trait Fn<Args>:FnOnce<Args> {
-                extern "rust-call" fn call(&self, args: Args) -> Self::Output;
-            }
-
-            #[lang = "deref"]
-            pub trait Deref {
-                type Target: ?Sized;
-
-                fn deref(&self) -> &Self::Target;
-            }
+    check_types(
+        r#"
+//- /lib.rs
+#[lang = "fn_once"]
+pub trait FnOnce<Args> {
+    type Output;
+    extern "rust-call" fn call_once(self, args: Args) -> Self::Output;
+}
 
-            #[lang = "owned_box"]
-            pub struct Box<T: ?Sized> {
-                inner: *mut T,
-            }
+#[lang = "fn"]
+pub trait Fn<Args>: FnOnce<Args> {
+    extern "rust-call" fn call(&self, args: Args) -> Self::Output;
+}
 
-            impl<T: ?Sized> Deref for Box<T> {
-                type Target = T;
+fn foo() {
+    let f: &dyn Fn() -> i32;
+    f();
+  //^^^ i32
+}"#,
+    );
+}
 
-                fn deref(&self) -> &T {
-                    &self.inner
-                }
-            }
+#[test]
+fn infer_dyn_fn_once_output() {
+    check_types(
+        r#"
+//- /lib.rs
+#[lang = "fn_once"]
+pub trait FnOnce<Args> {
+    type Output;
+    extern "rust-call" fn call_once(self, args: Args) -> Self::Output;
+}
 
-            fn foo() {
-                let f: Box<dyn Fn() -> i32> = box(|| 5);
-                let x = f();
-            }
-        "#
-        ),
-        @r###"
-    100..104 'self': Self
-    106..110 'args': Args
-    219..223 'self': &Self
-    225..229 'args': Args
-    333..337 'self': &Self
-    503..507 'self': &Box<T>
-    515..542 '{     ...     }': &T
-    525..536 '&self.inner': &*mut T
-    526..530 'self': &Box<T>
-    526..536 'self.inner': *mut T
-    555..620 '{     ...f(); }': ()
-    565..566 'f': Box<dyn Fn<(), Output = i32>>
-    591..600 'box(|| 5)': Box<|| -> i32>
-    595..599 '|| 5': || -> i32
-    598..599 '5': i32
-    610..611 'x': FnOnce::Output<dyn Fn<(), Output = i32>, ()>
-    614..615 'f': Box<dyn Fn<(), Output = i32>>
-    614..617 'f()': FnOnce::Output<dyn Fn<(), Output = i32>, ()>
-    "###
+fn foo() {
+    let f: dyn FnOnce() -> i32;
+    f();
+  //^^^ i32
+}"#,
     );
 }
 
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