test: add benches

.vscode/tasks.json

@@ -64,6 +64,19 @@
                 "kind": "test",
                 "isDefault": "true"
             }
+        },
+        {
+            "label": "bench",
+            "type": "shell",
+            "command": "cargo bench",
+            "options": {
+                "cwd": "${workspaceFolder}"
+            },
+            "dependsOn": "lint",
+            "group": {
+                "kind": "test",
+                "isDefault": "false"
+            }
         }
     ]
 }

benches/bench.rs

@@ -0,0 +1,27 @@
+#![feature(test)]
+
+extern crate test;
+use owned_ref_cell::OwnedRefCell;
+use test::Bencher;
+
+#[bench]
+fn bench_owned_ref_cell_borrow_mut(b: &mut Bencher) {
+    let cell = OwnedRefCell::new(42);
+    b.iter(|| {
+        // Perform the mutable borrow inside the testing loop
+        for _ in 0..1000 {
+            test::black_box(cell.try_borrow_mut());
+        }
+    });
+}
+
+#[bench]
+fn bench_owned_ref_cell_borrow(b: &mut Bencher) {
+    let cell = OwnedRefCell::new(42);
+    b.iter(|| {
+        // Perform the immutable borrow inside the testing loop
+        for _ in 0..1000 {
+            test::black_box(cell.try_borrow());
+        }
+    });
+}