Update upstream source from tag 'upstream/1.52.1+dfsg1'

[rustc.git] / src / tools / clippy / tests / ui / box_vec.rs

diff --git a/src/tools/clippy/tests/ui/box_vec.rs b/src/tools/clippy/tests/ui/box_vec.rs
new file mode 100644 (file)
index 0000000..87b67c2
--- /dev/null
+++ b/src/tools/clippy/tests/ui/box_vec.rs
@@ -0,0 +1,32 @@
+#![warn(clippy::all)]
+#![allow(clippy::boxed_local, clippy::needless_pass_by_value)]
+#![allow(clippy::blacklisted_name)]
+
+macro_rules! boxit {
+    ($init:expr, $x:ty) => {
+        let _: Box<$x> = Box::new($init);
+    };
+}
+
+fn test_macro() {
+    boxit!(Vec::new(), Vec<u8>);
+}
+pub fn test(foo: Box<Vec<bool>>) {
+    println!("{:?}", foo.get(0))
+}
+
+pub fn test2(foo: Box<dyn Fn(Vec<u32>)>) {
+    // pass if #31 is fixed
+    foo(vec![1, 2, 3])
+}
+
+pub fn test_local_not_linted() {
+    let _: Box<Vec<bool>>;
+}
+
+fn main() {
+    test(Box::new(Vec::new()));
+    test2(Box::new(|v| println!("{:?}", v)));
+    test_macro();
+    test_local_not_linted();
+}