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-rw-r--r--src/tools/clippy/tests/ui/empty_drop.rs30
1 files changed, 30 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/empty_drop.rs b/src/tools/clippy/tests/ui/empty_drop.rs
new file mode 100644
index 000000000..75232b033
--- /dev/null
+++ b/src/tools/clippy/tests/ui/empty_drop.rs
@@ -0,0 +1,30 @@
+// run-rustfix
+#![warn(clippy::empty_drop)]
+#![allow(unused)]
+
+// should cause an error
+struct Foo;
+
+impl Drop for Foo {
+ fn drop(&mut self) {}
+}
+
+// shouldn't cause an error
+struct Bar;
+
+impl Drop for Bar {
+ fn drop(&mut self) {
+ println!("dropping bar!");
+ }
+}
+
+// should error
+struct Baz;
+
+impl Drop for Baz {
+ fn drop(&mut self) {
+ {}
+ }
+}
+
+fn main() {}