text: // Copyright 2016 The Go Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style
  // license that can be found in the LICENSE file.
  
  package bidirule
  
  import (
  	"testing"
  
  	"golang.org/x/text/internal/testtext"
  )
  
  var benchData = []struct{ name, data string }{
  	{"ascii", "Scheveningen"},
  	{"arabic", "دبي"},
  	{"hangul", "다음과"},
  }
  
  func doBench(b *testing.B, fn func(b *testing.B, data string)) {
  	for _, d := range benchData {
  		testtext.Bench(b, d.name, func(b *testing.B) { fn(b, d.data) })
  	}
  }
  
  func BenchmarkSpan(b *testing.B) {
  	r := New()
  	doBench(b, func(b *testing.B, str string) {
  		b.SetBytes(int64(len(str)))
  		data := []byte(str)
  		for i := 0; i < b.N; i++ {
  			r.Reset()
  			r.Span(data, true)
  		}
  	})
  }
  
  func BenchmarkDirectionASCII(b *testing.B) {
  	doBench(b, func(b *testing.B, str string) {
  		b.SetBytes(int64(len(str)))
  		data := []byte(str)
  		for i := 0; i < b.N; i++ {
  			Direction(data)
  		}
  	})
  }
  
  func BenchmarkDirectionStringASCII(b *testing.B) {
  	doBench(b, func(b *testing.B, str string) {
  		b.SetBytes(int64(len(str)))
  		for i := 0; i < b.N; i++ {
  			DirectionString(str)
  		}
  	})
  }
  