1 files changed, 79 insertions, 0 deletions
diff --git a/src/tools/clippy/tests/ui/unnecessary_operation.fixed b/src/tools/clippy/tests/ui/unnecessary_operation.fixed
new file mode 100644
index 000000000..bf0ec8deb
--- /dev/null
+++ b/src/tools/clippy/tests/ui/unnecessary_operation.fixed
@@ -0,0 +1,79 @@
+// run-rustfix
+
+#![feature(box_syntax)]
+#![allow(clippy::deref_addrof, dead_code, unused, clippy::no_effect)]
+#![warn(clippy::unnecessary_operation)]
+
+struct Tuple(i32);
+struct Struct {
+    field: i32,
+}
+enum Enum {
+    Tuple(i32),
+    Struct { field: i32 },
+}
+struct DropStruct {
+    field: i32,
+}
+impl Drop for DropStruct {
+    fn drop(&mut self) {}
+}
+struct DropTuple(i32);
+impl Drop for DropTuple {
+    fn drop(&mut self) {}
+}
+enum DropEnum {
+    Tuple(i32),
+    Struct { field: i32 },
+}
+impl Drop for DropEnum {
+    fn drop(&mut self) {}
+}
+struct FooString {
+    s: String,
+}
+
+fn get_number() -> i32 {
+    0
+}
+
+fn get_usize() -> usize {
+    0
+}
+fn get_struct() -> Struct {
+    Struct { field: 0 }
+}
+fn get_drop_struct() -> DropStruct {
+    DropStruct { field: 0 }
+}
+
+fn main() {
+    get_number();
+    get_number();
+    get_struct();
+    get_number();
+    get_number();
+    5;get_number();
+    get_number();
+    get_number();
+    5;6;get_number();
+    get_number();
+    get_number();
+    get_number();
+    5;get_number();
+    42;get_number();
+    assert!([42, 55].len() > get_usize());
+    42;get_number();
+    get_number();
+    assert!([42; 55].len() > get_usize());
+    get_number();
+    String::from("blah");
+
+    // Do not warn
+    DropTuple(get_number());
+    DropStruct { field: get_number() };
+    DropStruct { field: get_number() };
+    DropStruct { ..get_drop_struct() };
+    DropEnum::Tuple(get_number());
+    DropEnum::Struct { field: get_number() };
+}