77 lines
2.1 KiB
Go
77 lines
2.1 KiB
Go
// Copyright 2010 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package ioutil
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import (
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"os"
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"path/filepath"
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"regexp"
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"testing"
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)
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func TestTempFile(t *testing.T) {
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dir, err := TempDir("", "TestTempFile_BadDir")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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nonexistentDir := filepath.Join(dir, "_not_exists_")
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f, err := TempFile(nonexistentDir, "foo")
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if f != nil || err == nil {
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t.Errorf("TempFile(%q, `foo`) = %v, %v", nonexistentDir, f, err)
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}
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dir = os.TempDir()
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f, err = TempFile(dir, "ioutil_test")
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if f == nil || err != nil {
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t.Errorf("TempFile(dir, `ioutil_test`) = %v, %v", f, err)
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}
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if f != nil {
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f.Close()
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os.Remove(f.Name())
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re := regexp.MustCompile("^" + regexp.QuoteMeta(filepath.Join(dir, "ioutil_test")) + "[0-9]+$")
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if !re.MatchString(f.Name()) {
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t.Errorf("TempFile(`"+dir+"`, `ioutil_test`) created bad name %s", f.Name())
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}
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}
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}
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func TestTempDir(t *testing.T) {
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name, err := TempDir("/_not_exists_", "foo")
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if name != "" || err == nil {
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t.Errorf("TempDir(`/_not_exists_`, `foo`) = %v, %v", name, err)
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}
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dir := os.TempDir()
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name, err = TempDir(dir, "ioutil_test")
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if name == "" || err != nil {
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t.Errorf("TempDir(dir, `ioutil_test`) = %v, %v", name, err)
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}
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if name != "" {
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os.Remove(name)
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re := regexp.MustCompile("^" + regexp.QuoteMeta(filepath.Join(dir, "ioutil_test")) + "[0-9]+$")
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if !re.MatchString(name) {
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t.Errorf("TempDir(`"+dir+"`, `ioutil_test`) created bad name %s", name)
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}
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}
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}
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// test that we return a nice error message if the dir argument to TempDir doesn't
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// exist (or that it's empty and os.TempDir doesn't exist)
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func TestTempDir_BadDir(t *testing.T) {
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dir, err := TempDir("", "TestTempDir_BadDir")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(dir)
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badDir := filepath.Join(dir, "not-exist")
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_, err = TempDir(badDir, "foo")
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if pe, ok := err.(*os.PathError); !ok || !os.IsNotExist(err) || pe.Path != badDir {
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t.Errorf("TempDir error = %#v; want PathError for path %q satisifying os.IsNotExist", err, badDir)
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}
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}
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