restic/hashing/hashing_example_test.go
Alexander Neumann e3e77d4e9a Add examples
2014-04-06 12:36:06 +02:00

33 lines
668 B
Go

package hashing_test
import (
"bytes"
"crypto/md5"
"crypto/sha1"
"fmt"
"strings"
"github.com/fd0/khepri/hashing"
)
func ExampleReader() {
str := "foobar"
reader := hashing.NewReader(strings.NewReader(str), md5.New)
buf := make([]byte, len(str))
reader.Read(buf)
fmt.Printf("hash for %q is %02x", str, reader.Hash())
// Output: hash for "foobar" is 3858f62230ac3c915f300c664312c63f
}
func ExampleWriter() {
str := "foobar"
var buf bytes.Buffer
writer := hashing.NewWriter(&buf, sha1.New)
writer.Write([]byte(str))
fmt.Printf("hash for %q is %02x", str, writer.Hash())
// Output: hash for "foobar" is 8843d7f92416211de9ebb963ff4ce28125932878
}