Auto merge of #4478 - tsurai:master, r=flip1995

[rust.git] / tests / ui / cast.rs

diff --git a/tests/ui/cast.rs b/tests/ui/cast.rs
index d63e0b102787e7a54d9fb24a0bc47ff9bbc0774e..79705071999249b6570967f82de4281633d41172 100644 (file)
--- a/tests/ui/cast.rs
+++ b/tests/ui/cast.rs
@@ -1,77 +1,45 @@
-#![feature(plugin)]
-#![plugin(clippy)]
-
-#[deny(cast_precision_loss, cast_possible_truncation, cast_sign_loss, cast_possible_wrap)]
-#[allow(no_effect, unnecessary_operation)]
+#[warn(
+    clippy::cast_precision_loss,
+    clippy::cast_possible_truncation,
+    clippy::cast_sign_loss,
+    clippy::cast_possible_wrap
+)]
+#[allow(clippy::no_effect, clippy::unnecessary_operation)]
 fn main() {
-    // Test cast_precision_loss
-    1i32 as f32;
-    1i64 as f32;
-    1i64 as f64;
-    1u32 as f32;
-    1u64 as f32;
-    1u64 as f64;
-    1i32 as f64; // Should not trigger the lint
-    1u32 as f64; // Should not trigger the lint
-
-    // Test cast_possible_truncation
+    // Test clippy::cast_precision_loss
+    let x0 = 1i32;
+    x0 as f32;
+    let x1 = 1i64;
+    x1 as f32;
+    x1 as f64;
+    let x2 = 1u32;
+    x2 as f32;
+    let x3 = 1u64;
+    x3 as f32;
+    x3 as f64;
+    // Test clippy::cast_possible_truncation
     1f32 as i32;
     1f32 as u32;
-
     1f64 as f32;
     1i32 as i8;
     1i32 as u8;
-
     1f64 as isize;
     1f64 as usize;
-
-
-    // Test cast_possible_wrap
+    // Test clippy::cast_possible_wrap
     1u8 as i8;
     1u16 as i16;
     1u32 as i32;
     1u64 as i64;
     1usize as isize;
-
-    // Test cast_sign_loss
+    // Test clippy::cast_sign_loss
     1i32 as u32;
+    -1i32 as u32;
     1isize as usize;
-
-    // Extra checks for *size
-    // Casting from *size
-    1isize as i8;
-    1isize as f64;
-    1usize as f64;
-    1isize as f32;
-    1usize as f32;
-    1isize as i32;
-    1isize as u32;
-
-    1usize as u32;
-    1usize as i32;
-
-    // Casting to *size
-    1i64 as isize;
-    1i64 as usize;
-
-    1u64 as isize;
-
-    1u64 as usize;
-    1u32 as isize;
-    1u32 as usize; // Should not trigger any lint
-    1i32 as isize; // Neither should this
-    1i32 as usize;
-
-    // Test cast_unnecessary
-    1i32 as i32;
-    1f32 as f32;
-    false as bool;
-    &1i32 as &i32;
-
-    // Should not trigger
-    1i32 as i64;
-    let v = vec!(1);
-    &v as &[i32];
-    1.0 as f64;
-    1 as u64;
+    -1isize as usize;
+    0i8 as u8;
+    i8::max_value() as u8;
+    i16::max_value() as u16;
+    i32::max_value() as u32;
+    i64::max_value() as u64;
+    i128::max_value() as u128;
 }