renamed few tests

tests/ui/borrowck/borrow-box-in-map-3026.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/3026
+
 //@ run-pass
 
 use std::collections::HashMap;

tests/ui/match/match-nested-enum-box-3121.rs

@@ -1,21 +1,34 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/3121
+
 //@ run-pass
 #![allow(dead_code)]
 #![allow(non_camel_case_types)]
 
 #[derive(Copy, Clone)]
-enum side { mayo, catsup, vinegar }
+enum side {
+    mayo,
+    catsup,
+    vinegar,
+}
 #[derive(Copy, Clone)]
-enum order { hamburger, fries(side), shake }
+enum order {
+    hamburger,
+    fries(side),
+    shake,
+}
 #[derive(Copy, Clone)]
-enum meal { to_go(order), for_here(order) }
+enum meal {
+    to_go(order),
+    for_here(order),
+}
 
 fn foo(m: Box<meal>, cond: bool) {
     match *m {
-      meal::to_go(_) => { }
-      meal::for_here(_) if cond => {}
-      meal::for_here(order::hamburger) => {}
-      meal::for_here(order::fries(_s)) => {}
-      meal::for_here(order::shake) => {}
+        meal::to_go(_) => {}
+        meal::for_here(_) if cond => {}
+        meal::for_here(order::hamburger) => {}
+        meal::for_here(order::fries(_s)) => {}
+        meal::for_here(order::shake) => {}
     }
 }
 

tests/ui/panics/vec-extend-after-panic-3029.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/3029
+
 //@ run-fail
 //@ error-pattern:so long
 //@ needs-subprocess

tests/ui/resolve/enum-variant-import-2904.rs

@@ -1,60 +1,80 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2904
+
 //@ build-pass
 #![allow(unused_must_use)]
 #![allow(dead_code)]
 #![allow(unused_mut)]
-#![allow(non_camel_case_types)]
 
 // Map representation
 
+use Square::{Bot, ClosedLift, Earth, Empty, Lambda, OpenLift, Rock, Wall};
 use std::fmt;
 use std::io::prelude::*;
-use square::{bot, wall, rock, lambda, closed_lift, open_lift, earth, empty};
 
-enum square {
-    bot,
-    wall,
-    rock,
-    lambda,
-    closed_lift,
-    open_lift,
-    earth,
-    empty
+enum Square {
+    Bot,
+    Wall,
+    Rock,
+    Lambda,
+    ClosedLift,
+    OpenLift,
+    Earth,
+    Empty,
 }
 
-impl fmt::Debug for square {
+impl fmt::Debug for Square {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
-        write!(f, "{}", match *self {
-          bot => { "R".to_string() }
-          wall => { "#".to_string() }
-          rock => { "*".to_string() }
-          lambda => { "\\".to_string() }
-          closed_lift => { "L".to_string() }
-          open_lift => { "O".to_string() }
-          earth => { ".".to_string() }
-          empty => { " ".to_string() }
-        })
+        write!(
+            f,
+            "{}",
+            match *self {
+                Bot => {
+                    "R".to_string()
+                }
+                Wall => {
+                    "#".to_string()
+                }
+                Rock => {
+                    "*".to_string()
+                }
+                Lambda => {
+                    "\\".to_string()
+                }
+                ClosedLift => {
+                    "L".to_string()
+                }
+                OpenLift => {
+                    "O".to_string()
+                }
+                Earth => {
+                    ".".to_string()
+                }
+                Empty => {
+                    " ".to_string()
+                }
+            }
+        )
     }
 }
 
-fn square_from_char(c: char) -> square {
-    match c  {
-      'R'  => { bot }
-      '#'  => { wall }
-      '*'  => { rock }
-      '\\' => { lambda }
-      'L'  => { closed_lift }
-      'O'  => { open_lift }
-      '.'  => { earth }
-      ' '  => { empty }
-      _ => {
-        println!("invalid square: {}", c);
-        panic!()
-      }
+fn square_from_char(c: char) -> Square {
+    match c {
+        'R' => Bot,
+        '#' => Wall,
+        '*' => Rock,
+        '\\' => Lambda,
+        'L' => ClosedLift,
+        'O' => OpenLift,
+        '.' => Earth,
+        ' ' => Empty,
+        _ => {
+            println!("invalid Square: {}", c);
+            panic!()
+        }
     }
 }
 
-fn read_board_grid<rdr:'static + Read>(mut input: rdr)
-                   -> Vec<Vec<square>> {
+fn read_board_grid<Rdr: 'static + Read>(mut input: Rdr) -> Vec<Vec<Square>> {
     let mut input: &mut dyn Read = &mut input;
     let mut grid = Vec::new();
     let mut line = [0; 10];
@@ -65,14 +85,16 @@ fn read_board_grid<rdr:'static + Read>(mut input: rdr)
     }
     grid.push(row);
     let width = grid[0].len();
-    for row in &grid { assert_eq!(row.len(), width) }
+    for row in &grid {
+        assert_eq!(row.len(), width)
+    }
     grid
 }
 
 mod test {
     #[test]
     pub fn trivial_to_string() {
-        assert_eq!(lambda.to_string(), "\\")
+        assert_eq!(Lambda.to_string(), "\\")
     }
 }
 

tests/ui/resolve/struct-function-same-name-2708.rs

@@ -1,15 +1,13 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2708
+
 //@ run-pass
 #![allow(dead_code)]
 #![allow(non_snake_case)]
 
-
-
-
 struct Font {
     fontbuf: usize,
     cairo_font: usize,
     font_dtor: usize,
-
 }
 
 impl Drop for Font {
@@ -17,11 +15,7 @@ impl Drop for Font {
 }
 
 fn Font() -> Font {
-    Font {
-        fontbuf: 0,
-        cairo_font: 0,
-        font_dtor: 0
-    }
+    Font { fontbuf: 0, cairo_font: 0, font_dtor: 0 }
 }
 
 pub fn main() {

tests/ui/structs/struct-size-with-drop-2895.rs

@@ -1,10 +1,12 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2895
+
 //@ run-pass
 #![allow(dead_code)]
 
 use std::mem;
 
 struct Cat {
-    x: isize
+    x: isize,
 }
 
 struct Kitty {

tests/ui/traits/trait-object-method-call-2935.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/2935
+
 //@ run-pass
 #![allow(dead_code)]
 #![allow(non_camel_case_types)]
@@ -11,14 +13,14 @@ trait it {
 }
 
 impl it for t {
-    fn f(&self) { }
+    fn f(&self) {}
 }
 
 pub fn main() {
-  //    let x = ({a: 4} as it);
-  //   let y = box ({a: 4});
-  //    let z = box ({a: 4} as it);
-  //    let z = box ({a: true} as it);
+    //    let x = ({a: 4} as it);
+    //   let y = box ({a: 4});
+    //    let z = box ({a: 4} as it);
+    //    let z = box ({a: true} as it);
     let z: Box<_> = Box::new(Box::new(true) as Box<dyn it>);
     //  x.f();
     // y.f();

tests/ui/traits/trait-object-type-alias-3052.rs

@@ -1,3 +1,5 @@
+//! Regression test for https://github.com/rust-lang/rust/issues/3052
+
 //@ run-pass
 #![allow(dead_code)]
 
@@ -8,5 +10,4 @@ fn f() -> Option<Connection> {
     Some(mock_connection)
 }
 
-pub fn main() {
-}
+pub fn main() {}