193 lines
5.4 KiB
Go
193 lines
5.4 KiB
Go
// Copyright 2010 The Go Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style
|
|
// license that can be found in the LICENSE file.
|
|
|
|
package os_test
|
|
|
|
import (
|
|
"errors"
|
|
"io/fs"
|
|
. "os"
|
|
"path/filepath"
|
|
"regexp"
|
|
"strings"
|
|
"testing"
|
|
)
|
|
|
|
func TestCreateTemp(t *testing.T) {
|
|
dir, err := MkdirTemp("", "TestCreateTempBadDir")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer RemoveAll(dir)
|
|
|
|
nonexistentDir := filepath.Join(dir, "_not_exists_")
|
|
f, err := CreateTemp(nonexistentDir, "foo")
|
|
if f != nil || err == nil {
|
|
t.Errorf("CreateTemp(%q, `foo`) = %v, %v", nonexistentDir, f, err)
|
|
}
|
|
}
|
|
|
|
func TestCreateTempPattern(t *testing.T) {
|
|
tests := []struct{ pattern, prefix, suffix string }{
|
|
{"tempfile_test", "tempfile_test", ""},
|
|
{"tempfile_test*", "tempfile_test", ""},
|
|
{"tempfile_test*xyz", "tempfile_test", "xyz"},
|
|
}
|
|
for _, test := range tests {
|
|
f, err := CreateTemp("", test.pattern)
|
|
if err != nil {
|
|
t.Errorf("CreateTemp(..., %q) error: %v", test.pattern, err)
|
|
continue
|
|
}
|
|
defer Remove(f.Name())
|
|
base := filepath.Base(f.Name())
|
|
f.Close()
|
|
if !(strings.HasPrefix(base, test.prefix) && strings.HasSuffix(base, test.suffix)) {
|
|
t.Errorf("CreateTemp pattern %q created bad name %q; want prefix %q & suffix %q",
|
|
test.pattern, base, test.prefix, test.suffix)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestCreateTempBadPattern(t *testing.T) {
|
|
tmpDir, err := MkdirTemp("", t.Name())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer RemoveAll(tmpDir)
|
|
|
|
const sep = string(PathSeparator)
|
|
tests := []struct {
|
|
pattern string
|
|
wantErr bool
|
|
}{
|
|
{"ioutil*test", false},
|
|
{"tempfile_test*foo", false},
|
|
{"tempfile_test" + sep + "foo", true},
|
|
{"tempfile_test*" + sep + "foo", true},
|
|
{"tempfile_test" + sep + "*foo", true},
|
|
{sep + "tempfile_test" + sep + "*foo", true},
|
|
{"tempfile_test*foo" + sep, true},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.pattern, func(t *testing.T) {
|
|
tmpfile, err := CreateTemp(tmpDir, tt.pattern)
|
|
if tmpfile != nil {
|
|
defer tmpfile.Close()
|
|
}
|
|
if tt.wantErr {
|
|
if err == nil {
|
|
t.Errorf("CreateTemp(..., %#q) succeeded, expected error", tt.pattern)
|
|
}
|
|
if !errors.Is(err, ErrPatternHasSeparator) {
|
|
t.Errorf("CreateTemp(..., %#q): %v, expected ErrPatternHasSeparator", tt.pattern, err)
|
|
}
|
|
} else if err != nil {
|
|
t.Errorf("CreateTemp(..., %#q): %v", tt.pattern, err)
|
|
}
|
|
})
|
|
}
|
|
}
|
|
|
|
func TestMkdirTemp(t *testing.T) {
|
|
name, err := MkdirTemp("/_not_exists_", "foo")
|
|
if name != "" || err == nil {
|
|
t.Errorf("MkdirTemp(`/_not_exists_`, `foo`) = %v, %v", name, err)
|
|
}
|
|
|
|
tests := []struct {
|
|
pattern string
|
|
wantPrefix, wantSuffix string
|
|
}{
|
|
{"tempfile_test", "tempfile_test", ""},
|
|
{"tempfile_test*", "tempfile_test", ""},
|
|
{"tempfile_test*xyz", "tempfile_test", "xyz"},
|
|
}
|
|
|
|
dir := filepath.Clean(TempDir())
|
|
|
|
runTestMkdirTemp := func(t *testing.T, pattern, wantRePat string) {
|
|
name, err := MkdirTemp(dir, pattern)
|
|
if name == "" || err != nil {
|
|
t.Fatalf("MkdirTemp(dir, `tempfile_test`) = %v, %v", name, err)
|
|
}
|
|
defer Remove(name)
|
|
|
|
re := regexp.MustCompile(wantRePat)
|
|
if !re.MatchString(name) {
|
|
t.Errorf("MkdirTemp(%q, %q) created bad name\n\t%q\ndid not match pattern\n\t%q", dir, pattern, name, wantRePat)
|
|
}
|
|
}
|
|
|
|
for _, tt := range tests {
|
|
t.Run(tt.pattern, func(t *testing.T) {
|
|
wantRePat := "^" + regexp.QuoteMeta(filepath.Join(dir, tt.wantPrefix)) + "[0-9]+" + regexp.QuoteMeta(tt.wantSuffix) + "$"
|
|
runTestMkdirTemp(t, tt.pattern, wantRePat)
|
|
})
|
|
}
|
|
|
|
// Separately testing "*xyz" (which has no prefix). That is when constructing the
|
|
// pattern to assert on, as in the previous loop, using filepath.Join for an empty
|
|
// prefix filepath.Join(dir, ""), produces the pattern:
|
|
// ^<DIR>[0-9]+xyz$
|
|
// yet we just want to match
|
|
// "^<DIR>/[0-9]+xyz"
|
|
t.Run("*xyz", func(t *testing.T) {
|
|
wantRePat := "^" + regexp.QuoteMeta(filepath.Join(dir)) + regexp.QuoteMeta(string(filepath.Separator)) + "[0-9]+xyz$"
|
|
runTestMkdirTemp(t, "*xyz", wantRePat)
|
|
})
|
|
}
|
|
|
|
// test that we return a nice error message if the dir argument to TempDir doesn't
|
|
// exist (or that it's empty and TempDir doesn't exist)
|
|
func TestMkdirTempBadDir(t *testing.T) {
|
|
dir, err := MkdirTemp("", "MkdirTempBadDir")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer RemoveAll(dir)
|
|
|
|
badDir := filepath.Join(dir, "not-exist")
|
|
_, err = MkdirTemp(badDir, "foo")
|
|
if pe, ok := err.(*fs.PathError); !ok || !IsNotExist(err) || pe.Path != badDir {
|
|
t.Errorf("TempDir error = %#v; want PathError for path %q satisifying IsNotExist", err, badDir)
|
|
}
|
|
}
|
|
|
|
func TestMkdirTempBadPattern(t *testing.T) {
|
|
tmpDir, err := MkdirTemp("", t.Name())
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
defer RemoveAll(tmpDir)
|
|
|
|
const sep = string(PathSeparator)
|
|
tests := []struct {
|
|
pattern string
|
|
wantErr bool
|
|
}{
|
|
{"ioutil*test", false},
|
|
{"tempfile_test*foo", false},
|
|
{"tempfile_test" + sep + "foo", true},
|
|
{"tempfile_test*" + sep + "foo", true},
|
|
{"tempfile_test" + sep + "*foo", true},
|
|
{sep + "tempfile_test" + sep + "*foo", true},
|
|
{"tempfile_test*foo" + sep, true},
|
|
}
|
|
for _, tt := range tests {
|
|
t.Run(tt.pattern, func(t *testing.T) {
|
|
_, err := MkdirTemp(tmpDir, tt.pattern)
|
|
if tt.wantErr {
|
|
if err == nil {
|
|
t.Errorf("MkdirTemp(..., %#q) succeeded, expected error", tt.pattern)
|
|
}
|
|
if !errors.Is(err, ErrPatternHasSeparator) {
|
|
t.Errorf("MkdirTemp(..., %#q): %v, expected ErrPatternHasSeparator", tt.pattern, err)
|
|
}
|
|
} else if err != nil {
|
|
t.Errorf("MkdirTemp(..., %#q): %v", tt.pattern, err)
|
|
}
|
|
})
|
|
}
|
|
}
|