exampleB_test.go

//package main

package simhash_test

import (
	"fmt"

	"github.com/go-dedup/simhash"
)

// for standalone test, change package to `main` and the next func def to,
// func main() {
func ExampleBuildSimhash() {
	hashes := make([]uint64, len(docs))
	sh := simhash.NewSimhash()
	for i, d := range docs {
		hashes[i] = sh.BuildSimhash(string(d), simhash.Doc2words)
		fmt.Printf("Simhash of '%s': %x\n", d, hashes[i])
	}

	fmt.Printf("Comparison of `%s` and `%s`: %d\n", docs[0], docs[1], simhash.Compare(hashes[0], hashes[1]))
	fmt.Printf("Comparison of `%s` and `%s`: %d\n", docs[0], docs[2], simhash.Compare(hashes[0], hashes[2]))
	fmt.Printf("Comparison of `%s` and `%s`: %d\n", docs[0], docs[3], simhash.Compare(hashes[0], hashes[3]))

	// Output:
	// Simhash of 'this is a test phrase': 8c3a5f7e9ecb3f35
	// Simhash of 'this is a test phrass': 8c3a5f7e9ecb3f21
	// Simhash of 'these are test phrases': ddfdbf7fbfaffb1d
	// Simhash of 'foo bar': d8dbe7186bad3db3
	// Comparison of `this is a test phrase` and `this is a test phrass`: 2
	// Comparison of `this is a test phrase` and `these are test phrases`: 22
	// Comparison of `this is a test phrase` and `foo bar`: 29
}

var exampleB_dummy bool