test: add benchmark for decodeRuneInByteseq

go-faster · Apr 6, 2022 · f880398 · f880398
1 parent 5ed08bb
commit f880398
Showing 1 changed file with 25 additions and 0 deletions.
diff --git a/byteseq_test.go b/byteseq_test.go
@@ -0,0 +1,25 @@
+package jx
+
+import (
+	"testing"
+	"unicode/utf8"
+)
+
+func Benchmark_decodeRuneInByteseq(b *testing.B) {
+	var (
+		buf    [4]byte
+		result rune
+	)
+	utf8.EncodeRune(buf[:], 'ж')
+
+	b.ReportAllocs()
+	b.ResetTimer()
+
+	for i := 0; i < b.N; i++ {
+		result, _ = decodeRuneInByteseq(buf[:])
+	}
+
+	if result != 'ж' {
+		b.Fatal(result)
+	}
+}