Add macro test

Author: blyxyas

clippy_lints/src/lib.rs

@@ -936,6 +936,6 @@ pub fn register_lints(store: &mut rustc_lint::LintStore, conf: &'static Conf) {
     store.register_early_pass(|| Box::new(byte_char_slices::ByteCharSlice));
     store.register_early_pass(|| Box::new(cfg_not_test::CfgNotTest));
     store.register_late_pass(|_| Box::new(zombie_processes::ZombieProcesses));
-    store.register_late_pass(move |_| Box::new(manual_div_ceil::ManualDivCeil::new(msrv())));
+    store.register_late_pass(move |_| Box::new(manual_div_ceil::ManualDivCeil::new(conf)));
     // add lints here, do not remove this comment, it's used in `new_lint`
 }

clippy_lints/src/manual_div_ceil.rs

@@ -12,6 +12,8 @@ use rustc_middle::ty::{self};
 use rustc_session::impl_lint_pass;
 use rustc_span::symbol::Symbol;
 
+use clippy_config::Conf;
+
 declare_clippy_lint! {
     /// ### What it does
     /// Checks for an expression like `(x + (y - 1)) / y` which is a common manual reimplementation
@@ -45,8 +47,10 @@ pub struct ManualDivCeil {
 
 impl ManualDivCeil {
     #[must_use]
-    pub fn new(msrv: Msrv) -> Self {
-        Self { msrv }
+    pub fn new(conf: &'static Conf) -> Self {
+        Self {
+            msrv: conf.msrv.clone(),
+        }
     }
 }
 

tests/ui/manual_div_ceil.rs

@@ -27,4 +27,13 @@ fn main() {
     let _ = (z as i32 + (y_i - 1)) / y_i;
     let _ = (7_u32 as i32 + (y_i - 1)) / y_i;
     let _ = (7_u32 as i32 + (4 - 1)) / 4;
+
+    macro_rules! fill_via_chunks {
+        ($size: expr, $b: expr) => {{
+            let size = $size;
+            let chunk_size = ($b + size - 1) / size;
+        }};
+    }
+
+    fill_via_chunks!(45, 45);
 }