Исходники и презентации

lessons/strings/range_ascii_vs_utf8/speed_test.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"testing"
+)
+
+// go test -bench=. speed_test.go
+
+func BenchmarkByRangeBytes(b *testing.B) {
+	text := []byte("aaaabbbbccccddddeeeeffff")
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		for _, _ = range text {
+		}
+	}
+}
+
+func BenchmarkByRangeStringUTF8(b *testing.B) {
+	text := "aaaabbbbccccddddeeeeffff"
+
+	b.ResetTimer()
+	for i := 0; i < b.N; i++ {
+		for _, _ = range text {
+		}
+	}
+}