mirror of
https://github.com/kubernetes-sigs/kustomize.git
synced 2026-05-22 06:47:00 +00:00
1957d5c746
* support for more helm template args * move templateArgs and unit tests to api/types * undo package name change * use our own simple helm chart instead of forking one * add argument to AsHelmArgs * code review * lint errors
368 lines
9.8 KiB
Go
368 lines
9.8 KiB
Go
// Copyright 2019 The Kubernetes Authors.
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// SPDX-License-Identifier: Apache-2.0
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package copyutil_test
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import (
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"fmt"
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"os"
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"path/filepath"
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"testing"
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"github.com/stretchr/testify/assert"
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. "sigs.k8s.io/kustomize/kyaml/copyutil"
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"sigs.k8s.io/kustomize/kyaml/filesys"
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)
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// TestDiff_identical verifies identical directories return an empty set
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func TestDiff_identical(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.Empty(t, diff.List())
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}
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// TestDiff_additionalSourceFiles verifies if there are additional files
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// in the source, the diff will contain them
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func TestDiff_additionalSourceFiles(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(s, "a2"), 0700)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a1"), 0700)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.ElementsMatch(t, diff.List(), []string{"a2"})
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}
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// TestDiff_additionalDestFiles verifies if there are additional files
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// in the dest, the diff will contain them
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func TestDiff_additionalDestFiles(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a1"), 0700)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a2"), 0700)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.ElementsMatch(t, diff.List(), []string{"a2"})
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}
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// TestDiff_srcDestContentsDiffer verifies if the file contents
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// differ between the source and destination, the diff
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// contains the differing files
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func TestDiff_srcDestContentsDiffer(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, "a1", "f.yaml"), []byte(`b`), 0600)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.ElementsMatch(t, diff.List(), []string{
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fmt.Sprintf("a1%sf.yaml", string(filepath.Separator)),
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})
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}
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// TestDiff_srcDestContentsDifferInDirs verifies if identical files
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// exist in different directories, they are included in the diff
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func TestDiff_srcDestContentsDifferInDirs(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "b1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, "b1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.ElementsMatch(t, diff.List(), []string{
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"a1",
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fmt.Sprintf("a1%sf.yaml", string(filepath.Separator)),
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fmt.Sprintf("b1%sf.yaml", string(filepath.Separator)),
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"b1",
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})
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}
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// TestDiff_skipGitSrc verifies that .git directories in the source
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// are not looked at
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func TestDiff_skipGitSrc(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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// files that just happen to start with .git should not be ignored.
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err = os.WriteFile(
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filepath.Join(s, ".gitlab-ci.yml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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// git should be ignored
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err = os.Mkdir(filepath.Join(s, ".git"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, ".git", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, ".gitlab-ci.yml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.Empty(t, diff.List())
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}
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// TestDiff_skipGitDest verifies that .git directories in the destination
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// are not looked at
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func TestDiff_skipGitDest(t *testing.T) {
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s := t.TempDir()
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d := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(d, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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// git should be ignored
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err = os.Mkdir(filepath.Join(d, ".git"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(d, ".git", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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diff, err := Diff(s, d)
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assert.NoError(t, err)
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assert.Empty(t, diff.List())
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}
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// TestSyncFile tests if destination file is replaced by source file content
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func TestSyncFile(t *testing.T) {
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d1 := t.TempDir()
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d2 := t.TempDir()
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f1Name := d1 + "/temp.txt"
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f2Name := d2 + "/temp.txt"
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err := os.WriteFile(f1Name, []byte("abc"), 0600)
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assert.NoError(t, err)
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err = os.WriteFile(f2Name, []byte("def"), 0644)
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expectedFileInfo, _ := os.Stat(f2Name)
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assert.NoError(t, err)
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err = SyncFile(f1Name, f2Name)
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assert.NoError(t, err)
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actual, err := os.ReadFile(f2Name)
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assert.NoError(t, err)
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assert.Equal(t, "abc", string(actual))
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dstFileInfo, _ := os.Stat(f2Name)
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assert.Equal(t, expectedFileInfo.Mode().String(), dstFileInfo.Mode().String())
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}
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// TestSyncFileNoDestFile tests if new file is created at destination with source file content
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func TestSyncFileNoDestFile(t *testing.T) {
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d1 := t.TempDir()
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d2 := t.TempDir()
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f1Name := d1 + "/temp.txt"
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f2Name := d2 + "/temp.txt"
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err := os.WriteFile(f1Name, []byte("abc"), 0644)
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assert.NoError(t, err)
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err = SyncFile(f1Name, f2Name)
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assert.NoError(t, err)
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actual, err := os.ReadFile(f2Name)
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assert.NoError(t, err)
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assert.Equal(t, "abc", string(actual))
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dstFileInfo, _ := os.Stat(f2Name)
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srcFileInfo, _ := os.Stat(f1Name)
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assert.Equal(t, srcFileInfo.Mode().String(), dstFileInfo.Mode().String())
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}
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// TestSyncFileNoSrcFile tests if destination file is deleted if source file doesn't exist
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func TestSyncFileNoSrcFile(t *testing.T) {
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d1 := t.TempDir()
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d2 := t.TempDir()
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f1Name := d1 + "/temp.txt"
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f2Name := d2 + "/temp.txt"
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err := os.WriteFile(f2Name, []byte("abc"), 0644)
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assert.NoError(t, err)
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err = SyncFile(f1Name, f2Name)
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assert.NoError(t, err)
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_, err = os.ReadFile(f2Name)
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assert.Error(t, err)
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}
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func TestPrettyFileDiff(t *testing.T) {
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s1 := `apiVersion: someversion/v1alpha2
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kind: ContainerCluster
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metadata:
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clusterName: "some_cluster"
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name: asm-cluster
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namespace: "PROJECT_ID" # {"$ref":"#/definitions/io.k8s.cli.setters.gcloud.core.project"}`
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s2 := `apiVersion: someversion/v1alpha2
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kind: ContainerCluster
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metadata:
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clusterName: "some_cluster"
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name: asm-cluster
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namespace: "some_project" # {"$ref":"#/definitions/io.k8s.cli.setters.gcloud.core.project"}`
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expectedLine1 := `[31m namespace: "PROJECT_ID" # {"$ref":"#/definitions/io.k8s.cli.setters.gcloud.core.project"}`
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expectedLine2 := `[32m namespace: "some_project" # {"$ref":"#/definitions/io.k8s.cli.setters.gcloud.core.project"}`
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assert.Contains(t, PrettyFileDiff(s1, s2), expectedLine1)
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assert.Contains(t, PrettyFileDiff(s1, s2), expectedLine2)
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}
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func TestCopyDir(t *testing.T) {
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s := t.TempDir()
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v := t.TempDir()
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err := os.Mkdir(filepath.Join(s, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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// files that just happen to start with .git should not be ignored.
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err = os.WriteFile(
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filepath.Join(s, ".gitlab-ci.yml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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// git should be ignored
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err = os.Mkdir(filepath.Join(s, ".git"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(s, ".git", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.Mkdir(filepath.Join(v, "a1"), 0700)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(v, "a1", "f.yaml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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err = os.WriteFile(
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filepath.Join(v, ".gitlab-ci.yml"), []byte(`a`), 0600)
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assert.NoError(t, err)
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d := t.TempDir()
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err = CopyDir(filesys.MakeFsOnDisk(), s, d)
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assert.NoError(t, err)
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diff, err := Diff(d, v)
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assert.NoError(t, err)
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assert.Empty(t, diff.List())
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}
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func TestIsDotGitFolder(t *testing.T) {
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testCases := []struct {
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name string
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path string
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isDotGitFolder bool
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}{
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{
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name: ".git folder",
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path: "/foo/bar/.git",
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isDotGitFolder: true,
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},
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{
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name: "subfolder of .git folder",
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path: "/foo/.git/bar/zoo",
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isDotGitFolder: true,
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},
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{
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name: "subfolder of .gitignore folder",
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path: "/foo/.gitignore/bar",
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isDotGitFolder: false,
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},
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{
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name: ".gitignore file",
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path: "foo/bar/.gitignore",
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isDotGitFolder: false,
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},
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{
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name: ".gitlab-ci.yml under .git folder",
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path: "/foo/.git/bar/.gitignore",
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isDotGitFolder: true,
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},
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{
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name: "windows path with .git folder",
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path: "c:/foo/.git/bar",
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isDotGitFolder: true,
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},
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{
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name: "windows path with .gitignore file",
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path: "d:/foo/bar/.gitignore",
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isDotGitFolder: false,
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},
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}
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for i := range testCases {
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test := testCases[i]
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t.Run(test.name, func(t *testing.T) {
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assert.Equal(t, test.isDotGitFolder, IsDotGitFolder(test.path))
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})
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}
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}
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