1 files changed, 45 insertions, 0 deletions
diff --git a/cwriter/cuuAndEd_construction_bench_test.go b/cwriter/cuuAndEd_construction_bench_test.go
new file mode 100644
index 0000000..996d5a8
--- /dev/null
+++ b/cwriter/cuuAndEd_construction_bench_test.go
@@ -0,0 +1,45 @@
+package cwriter
+
+import (
+	"bytes"
+	"fmt"
+	"io"
+	"strconv"
+	"testing"
+)
+
+var (
+	out   = io.Discard
+	lines = 99
+)
+
+func BenchmarkWithFprintf(b *testing.B) {
+	verb := fmt.Sprintf("%s%%d%s", escOpen, cuuAndEd)
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		fmt.Fprintf(out, verb, lines)
+	}
+}
+
+func BenchmarkWithJoin(b *testing.B) {
+	bCuuAndEd := [][]byte{[]byte(escOpen), []byte(cuuAndEd)}
+	for i := 0; i < b.N; i++ {
+		_, _ = out.Write(bytes.Join(bCuuAndEd, []byte(strconv.Itoa(lines))))
+	}
+}
+
+func BenchmarkWithAppend(b *testing.B) {
+	escOpen := []byte(escOpen)
+	cuuAndEd := []byte(cuuAndEd)
+	for i := 0; i < b.N; i++ {
+		_, _ = out.Write(append(strconv.AppendInt(escOpen, int64(lines), 10), cuuAndEd...))
+	}
+}
+
+func BenchmarkWithCurrentImpl(b *testing.B) {
+	w := New(out)
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		_ = w.ew.ansiCuuAndEd(out, lines)
+	}
+}