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// 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 ioutil_test
import (
. "io/ioutil"
"os"
"regexp"
"testing"
)
func TestTempFile(t *testing.T) {
f, err := TempFile("/_not_exists_", "foo")
if f != nil || err == nil {
t.Errorf("TempFile(`/_not_exists_`, `foo`) = %v, %v", f, err)
}
dir := os.TempDir()
f, err = TempFile(dir, "ioutil_test")
if f == nil || err != nil {
t.Errorf("TempFile(dir, `ioutil_test`) = %v, %v", f, err)
}
if f != nil {
re := regexp.MustCompile("^" + regexp.QuoteMeta(dir) + "/ioutil_test[0-9]+$")
if !re.MatchString(f.Name()) {
t.Errorf("TempFile(`"+dir+"`, `ioutil_test`) created bad name %s", f.Name())
}
os.Remove(f.Name())
}
f.Close()
}
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