Simple benchmarks

README.md

@@ -57,6 +57,24 @@ func main() {
 }
 ```
 
+## Benchmarks
+
+```bash
+go test -bench=. -benchmem
+```
+
+```
+goos: darwin
+goarch: arm64
+pkg: github.com/floatdrop/ringchan
+cpu: Apple M1 Pro
+BenchmarkSingleSender-10       	 7097070	       167.3 ns/op	       0 B/op	       0 allocs/op
+BenchmarkParallelSenders-10    	 4145682	       295.0 ns/op	       0 B/op	       0 allocs/op
+PASS
+coverage: 90.9% of statements
+ok  	github.com/floatdrop/ringchan	3.050s
+```
+
 ## License
 
 This project is licensed under the MIT License - see the [LICENSE](LICENSE) file for details.

ringchan_test.go

@@ -76,3 +76,33 @@ func TestRingChanRangeAfterClose(t *testing.T) {
 		t.Errorf("unexpected results: %v", results)
 	}
 }
+
+func BenchmarkSingleSender(b *testing.B) {
+	input := make(chan int)
+	ring := New(input, 1)
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		input <- i
+	}
+	close(input)
+	for range ring.C {
+	}
+	b.StopTimer()
+}
+
+func BenchmarkParallelSenders(b *testing.B) {
+	input := make(chan int)
+	ring := New(input, 1)
+	b.ResetTimer()
+
+	b.RunParallel(func(pb *testing.PB) {
+		for pb.Next() {
+			input <- 1
+		}
+	})
+
+	close(input)
+	for range ring.C {
+	}
+	b.StopTimer()
+}