mirror of
https://github.com/k8snetworkplumbingwg/multus-cni.git
synced 2025-04-28 19:45:19 +00:00
73 lines
2.2 KiB
Go
73 lines
2.2 KiB
Go
// Copyright (c) 2023 Multus Authors
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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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//
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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 cmdutils is the package that contains utilities for multus command
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package cmdutils
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// disable dot-imports only for testing
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//revive:disable:dot-imports
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import (
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"fmt"
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"os"
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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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var _ = Describe("thin entrypoint testing", func() {
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It("Run CopyFileAtomic()", func() {
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// create directory and files
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tmpDir, err := os.MkdirTemp("", "multus_thin_entrypoint_tmp")
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Expect(err).NotTo(HaveOccurred())
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// create source directory
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srcDir := fmt.Sprintf("%s/src", tmpDir)
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err = os.Mkdir(srcDir, 0755)
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Expect(err).NotTo(HaveOccurred())
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// create destination directory
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destDir := fmt.Sprintf("%s/dest", tmpDir)
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err = os.Mkdir(destDir, 0755)
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Expect(err).NotTo(HaveOccurred())
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// sample source file
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srcFilePath := fmt.Sprintf("%s/sampleInput", srcDir)
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err = os.WriteFile(srcFilePath, []byte("sampleInputABC"), 0744)
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Expect(err).NotTo(HaveOccurred())
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// old files in dest
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destFileName := "sampleInputDest"
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destFilePath := fmt.Sprintf("%s/%s", destDir, destFileName)
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err = os.WriteFile(destFilePath, []byte("inputOldXYZ"), 0611)
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Expect(err).NotTo(HaveOccurred())
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tempFileName := "temp_file"
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err = CopyFileAtomic(srcFilePath, destDir, tempFileName, destFileName)
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Expect(err).NotTo(HaveOccurred())
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// check file mode
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stat, err := os.Stat(destFilePath)
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Expect(err).NotTo(HaveOccurred())
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Expect(stat.Mode()).To(Equal(os.FileMode(0744)))
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// check file contents
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destFileByte, err := os.ReadFile(destFilePath)
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Expect(err).NotTo(HaveOccurred())
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Expect(destFileByte).To(Equal([]byte("sampleInputABC")))
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err = os.RemoveAll(tmpDir)
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Expect(err).NotTo(HaveOccurred())
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})
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})
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