mirror of
https://github.com/nabbar/golib.git
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dbeb385267
- optimize code - remplace some pointer by atomic to prevent RACE Other: - bump dependencies
80 lines
2.2 KiB
Go
80 lines
2.2 KiB
Go
/*
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* MIT License
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*
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* Copyright (c) 2024 Nicolas JUHEL
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in all
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* copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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*
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*/
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package randRead_test
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import (
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"bytes"
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"crypto/rand"
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"encoding/binary"
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"errors"
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"io"
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"strconv"
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encrnd "github.com/nabbar/golib/encoding/randRead"
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. "github.com/onsi/ginkgo/v2"
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. "github.com/onsi/gomega"
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)
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func simRequest() (io.ReadCloser, error) {
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var p = make([]byte, 1)
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if n, e := rand.Read(p); e != nil {
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return nil, e
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} else if n > 0 {
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return io.NopCloser(bytes.NewBuffer(p)), nil
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} else {
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return nil, errors.New("empty buffer")
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}
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}
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var _ = Describe("encoding/randRead", func() {
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Context("complete Random Reader", func() {
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var (
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err error
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nbr int64
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rnd io.ReadCloser
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)
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It("must succeed when create new random reader", func() {
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rnd = encrnd.New(simRequest)
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Expect(rnd).ToNot(BeNil())
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})
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for i := 0; i < 10; i++ {
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It("must succeed when using random reader on iteration #"+strconv.Itoa(i), func() {
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nbr = 0
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err = binary.Read(rnd, binary.BigEndian, &nbr)
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Expect(err).ToNot(HaveOccurred())
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Expect(nbr).ToNot(BeNumerically("==", 0))
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})
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}
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It("must succeed when closing the random reader", func() {
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Expect(rnd.Close()).ToNot(HaveOccurred())
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})
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})
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})
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