https://github.com/quii/learn-go-with-tests/blob/master/iteration.md#benchmarking

1 files changed, 6 insertions, 0 deletions

diff --git a/repeat_test.go b/repeat_test.go
index 37854a6..3ac6266 100644
--- a/repeat_test.go
+++ b/repeat_test.go
@@ -10,3 +10,9 @@ func TestRepeat(t *testing.T) {
     t.Errorf("expected %q but got %q", expected, repeated)
   }
 }
+
+func BenchmarkRepeat(b *testing.B) {
+  for i := 0; i < b.N; i++ {
+    Repeat("a")
+  }
+}