mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-01 04:51:31 -05:00
144 lines
3.3 KiB
Go
144 lines
3.3 KiB
Go
// Copyright 2024 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package hashing
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import (
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"fmt"
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"math"
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"strings"
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"sync"
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"testing"
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qt "github.com/frankban/quicktest"
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)
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func TestXxHashFromReader(t *testing.T) {
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c := qt.New(t)
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s := "Hello World"
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r := strings.NewReader(s)
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got, size, err := XXHashFromReader(r)
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c.Assert(err, qt.IsNil)
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c.Assert(size, qt.Equals, int64(len(s)))
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c.Assert(got, qt.Equals, uint64(7148569436472236994))
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}
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func TestXxHashFromReaderPara(t *testing.T) {
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c := qt.New(t)
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var wg sync.WaitGroup
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for i := 0; i < 10; i++ {
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i := i
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wg.Add(1)
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go func() {
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defer wg.Done()
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for j := 0; j < 100; j++ {
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s := strings.Repeat("Hello ", i+j+1*42)
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r := strings.NewReader(s)
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got, size, err := XXHashFromReader(r)
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c.Assert(size, qt.Equals, int64(len(s)))
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c.Assert(err, qt.IsNil)
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expect, _ := XXHashFromString(s)
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c.Assert(got, qt.Equals, expect)
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}
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}()
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}
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wg.Wait()
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}
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func TestXxHashFromString(t *testing.T) {
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c := qt.New(t)
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s := "Hello World"
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got, err := XXHashFromString(s)
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c.Assert(err, qt.IsNil)
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c.Assert(got, qt.Equals, uint64(7148569436472236994))
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}
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func TestXxHashFromStringHexEncoded(t *testing.T) {
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c := qt.New(t)
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s := "The quick brown fox jumps over the lazy dog"
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got := XxHashFromStringHexEncoded(s)
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// Facit: https://asecuritysite.com/encryption/xxhash?val=The%20quick%20brown%20fox%20jumps%20over%20the%20lazy%20dog
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c.Assert(got, qt.Equals, "0b242d361fda71bc")
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}
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func BenchmarkXXHashFromReader(b *testing.B) {
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r := strings.NewReader("Hello World")
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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XXHashFromReader(r)
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r.Seek(0, 0)
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}
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}
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func BenchmarkXXHashFromString(b *testing.B) {
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s := "Hello World"
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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XXHashFromString(s)
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}
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}
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func BenchmarkXXHashFromStringHexEncoded(b *testing.B) {
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s := "The quick brown fox jumps over the lazy dog"
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b.ResetTimer()
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for i := 0; i < b.N; i++ {
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XxHashFromStringHexEncoded(s)
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}
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}
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func TestHashString(t *testing.T) {
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c := qt.New(t)
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c.Assert(HashString("a", "b"), qt.Equals, "3176555414984061461")
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c.Assert(HashString("ab"), qt.Equals, "7347350983217793633")
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var vals []any = []any{"a", "b", tstKeyer{"c"}}
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c.Assert(HashString(vals...), qt.Equals, "4438730547989914315")
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c.Assert(vals[2], qt.Equals, tstKeyer{"c"})
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}
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type tstKeyer struct {
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key string
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}
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func (t tstKeyer) Key() string {
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return t.key
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}
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func (t tstKeyer) String() string {
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return "key: " + t.key
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}
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func BenchmarkHashString(b *testing.B) {
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word := " hello "
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var tests []string
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for i := 1; i <= 5; i++ {
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sentence := strings.Repeat(word, int(math.Pow(4, float64(i))))
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tests = append(tests, sentence)
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}
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b.ResetTimer()
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for _, test := range tests {
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b.Run(fmt.Sprintf("n%d", len(test)), func(b *testing.B) {
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for i := 0; i < b.N; i++ {
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HashString(test)
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}
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})
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}
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}
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