Files
kustomize/kyaml/filesys/util_test.go

468 lines
8.2 KiB
Go

// Copyright 2021 The Kubernetes Authors.
// SPDX-License-Identifier: Apache-2.0
//go:build !windows
// +build !windows
package filesys
import (
"os"
"path/filepath"
"reflect"
"testing"
)
// Confirm behavior of filepath.Match
func TestFilePathMatch(t *testing.T) {
cases := []struct {
pattern string
path string
expected bool
}{
{
pattern: "*e*",
path: "hey",
expected: true,
},
{
pattern: "*e*",
path: "hay",
expected: false,
},
{
pattern: "*e*",
path: filepath.Join("h", "e", "y"),
expected: false,
},
{
pattern: "*/e/*",
path: filepath.Join("h", "e", "y"),
expected: true,
},
{
pattern: "h/e/*",
path: filepath.Join("h", "e", "y"),
expected: true,
},
{
pattern: "*/e/y",
path: filepath.Join("h", "e", "y"),
expected: true,
},
{
pattern: "*/*/*",
path: filepath.Join("h", "e", "y"),
expected: true,
},
{
pattern: "*/*/*",
path: filepath.Join("h", "e", "y", "there"),
expected: false,
},
{
pattern: "*/*/*/t*e",
path: filepath.Join("h", "e", "y", "there"),
expected: true,
},
}
for _, item := range cases {
match, err := filepath.Match(item.pattern, item.path)
if err != nil {
t.Fatalf("unexpected err: %v", err)
}
if match != item.expected {
t.Fatalf("'%s' '%s' %v\n", item.pattern, item.path, match)
}
}
}
// Confirm behavior of filepath.Split
func TestFilePathSplit(t *testing.T) {
cases := []struct {
full string
dir string
file string
}{
{
full: "",
dir: "",
file: "",
},
{
full: SelfDir,
dir: "",
file: SelfDir,
},
{
full: "rabbit.jpg",
dir: "",
file: "rabbit.jpg",
},
{
full: "/",
dir: "/",
file: "",
},
{
full: "/beans",
dir: "/",
file: "beans",
},
{
full: "/home/foo/bar",
dir: "/home/foo/",
file: "bar",
},
{
full: "/usr/local/",
dir: "/usr/local/",
file: "",
},
{
full: "/usr//local//go",
dir: "/usr//local//",
file: "go",
},
}
for _, p := range cases {
dir, file := filepath.Split(p.full)
if dir != p.dir || file != p.file {
t.Fatalf(
"in '%s',\ngot dir='%s' (expected '%s'),\n got file='%s' (expected %s).",
p.full, dir, p.dir, file, p.file)
}
}
}
func TestPathSplitAndJoin(t *testing.T) {
cases := map[string]struct {
original string
expected []string
}{
"Empty": {
original: "",
expected: []string{},
},
"One": {
original: "hello",
expected: []string{"hello"},
},
"Two": {
original: "hello/there",
expected: []string{"hello", "there"},
},
"Three": {
original: "hello/my/friend",
expected: []string{"hello", "my", "friend"},
},
}
for n, c := range cases {
f := func(t *testing.T, original string, expected []string) {
t.Helper()
actual := PathSplit(original)
if len(actual) != len(expected) {
t.Fatalf(
"expected len %d, got len %d",
len(expected), len(actual))
}
for i := range expected {
if expected[i] != actual[i] {
t.Fatalf(
"at i=%d, expected '%s', got '%s'",
i, expected[i], actual[i])
}
}
joined := PathJoin(actual)
if joined != original {
t.Fatalf(
"when rejoining, expected '%s', got '%s'",
original, joined)
}
}
t.Run("relative"+n, func(t *testing.T) {
f(t, c.original, c.expected)
})
t.Run("absolute"+n, func(t *testing.T) {
f(t,
string(os.PathSeparator)+c.original,
append([]string{""}, c.expected...))
})
}
}
func TestInsertPathPart(t *testing.T) {
cases := map[string]struct {
original string
pos int
part string
expected string
}{
"rootOne": {
original: "/",
pos: 0,
part: "___",
expected: "/___",
},
"rootTwo": {
original: "/",
pos: 444,
part: "___",
expected: "/___",
},
"rootedFirst": {
original: "/apple",
pos: 0,
part: "___",
expected: "/___/apple",
},
"rootedSecond": {
original: "/apple",
pos: 444,
part: "___",
expected: "/apple/___",
},
"rootedThird": {
original: "/apple/banana",
pos: 444,
part: "___",
expected: "/apple/banana/___",
},
"emptyLow": {
original: "",
pos: -3,
part: "___",
expected: "___",
},
"emptyHigh": {
original: "",
pos: 444,
part: "___",
expected: "___",
},
"peachPie": {
original: "a/nice/warm/pie",
pos: 3,
part: "PEACH",
expected: "a/nice/warm/PEACH/pie",
},
"rootedPeachPie": {
original: "/a/nice/warm/pie",
pos: 3,
part: "PEACH",
expected: "/a/nice/warm/PEACH/pie",
},
"longStart": {
original: "a/b/c/d/e/f",
pos: 0,
part: "___",
expected: "___/a/b/c/d/e/f",
},
"rootedLongStart": {
original: "/a/b/c/d/e/f",
pos: 0,
part: "___",
expected: "/___/a/b/c/d/e/f",
},
"longMiddle": {
original: "a/b/c/d/e/f",
pos: 3,
part: "___",
expected: "a/b/c/___/d/e/f",
},
"rootedLongMiddle": {
original: "/a/b/c/d/e/f",
pos: 3,
part: "___",
expected: "/a/b/c/___/d/e/f",
},
"longEnd": {
original: "a/b/c/d/e/f",
pos: 444,
part: "___",
expected: "a/b/c/d/e/f/___",
},
"rootedLongEnd": {
original: "/a/b/c/d/e/f",
pos: 444,
part: "___",
expected: "/a/b/c/d/e/f/___",
},
}
for n, c := range cases {
t.Run(n, func(t *testing.T) {
actual := InsertPathPart(c.original, c.pos, c.part)
if actual != c.expected {
t.Fatalf("expected '%s', got '%s'", c.expected, actual)
}
})
}
}
func TestStripTrailingSeps(t *testing.T) {
cases := []struct {
full string
rem string
}{
{
full: "foo",
rem: "foo",
},
{
full: "",
rem: "",
},
{
full: "foo/",
rem: "foo",
},
{
full: "foo///bar///",
rem: "foo///bar",
},
{
full: "/////",
rem: "",
},
{
full: "/",
rem: "",
},
}
for _, p := range cases {
dir := StripTrailingSeps(p.full)
if dir != p.rem {
t.Fatalf(
"in '%s', got dir='%s' (expected '%s')",
p.full, dir, p.rem)
}
}
}
func TestStripLeadingSeps(t *testing.T) {
cases := []struct {
full string
rem string
}{
{
full: "foo",
rem: "foo",
},
{
full: "",
rem: "",
},
{
full: "/foo",
rem: "foo",
},
{
full: "///foo///bar///",
rem: "foo///bar///",
},
{
full: "/////",
rem: "",
},
{
full: "/",
rem: "",
},
}
for _, p := range cases {
dir := StripLeadingSeps(p.full)
if dir != p.rem {
t.Fatalf(
"in '%s', got dir='%s' (expected '%s')",
p.full, dir, p.rem)
}
}
}
func TestIsHiddenFilePath(t *testing.T) {
tests := map[string]struct {
paths []string
expectHidden bool
}{
"hiddenGlobs": {
expectHidden: true,
paths: []string{
".*",
"/.*",
"dir/.*",
"dir1/dir2/dir3/.*",
"../../.*",
"../../dir/.*",
},
},
"visibleGlobes": {
expectHidden: false,
paths: []string{
"*",
"/*",
"dir/*",
"dir1/dir2/dir3/*",
"../../*",
"../../dir/*",
},
},
"hiddenFiles": {
expectHidden: true,
paths: []string{
".root_file.xtn",
"/.file_1.xtn",
"dir/.file_2.xtn",
"dir1/dir2/dir3/.file_3.xtn",
"../../.file_4.xtn",
"../../dir/.file_5.xtn",
},
},
"visibleFiles": {
expectHidden: false,
paths: []string{
"root_file.xtn",
"/file_1.xtn",
"dir/file_2.xtn",
"dir1/dir2/dir3/file_3.xtn",
"../../file_4.xtn",
"../../dir/file_5.xtn",
},
},
}
for n, c := range tests {
t.Run(n, func(t *testing.T) {
for _, path := range c.paths {
actual := IsHiddenFilePath(path)
if actual != c.expectHidden {
t.Fatalf("For file path %q, expected hidden: %v, got hidden: %v", path, c.expectHidden, actual)
}
}
})
}
}
func TestRemoveHiddenFiles(t *testing.T) {
paths := []string{
"file1.xtn",
".file2.xtn",
"dir/fa1",
"dir/fa2",
"dir/.fa3",
"../../.fa4",
"../../fa5",
"../../dir/fa6",
"../../dir/.fa7",
}
result := RemoveHiddenFiles(paths)
expected := []string{
"file1.xtn",
"dir/fa1",
"dir/fa2",
"../../fa5",
"../../dir/fa6",
}
if !reflect.DeepEqual(result, expected) {
t.Fatalf("Hidden dirs not correctly removed, expected %v but got %v\n", expected, result)
}
}