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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2018 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package osutil_test
import (
"os"
"path/filepath"
"sort"
"gopkg.in/check.v1"
"github.com/snapcore/snapd/osutil"
)
type unlinkSuite struct {
d string
}
var _ = check.Suite(&unlinkSuite{})
func (s *unlinkSuite) checkDirnames(c *check.C, names []string) {
dir, err := os.Open(s.d)
c.Assert(err, check.IsNil)
defer dir.Close()
found, err := dir.Readdirnames(-1)
c.Assert(err, check.IsNil)
sort.Strings(names)
sort.Strings(found)
c.Check(found, check.DeepEquals, names)
}
func (s *unlinkSuite) SetUpTest(c *check.C) {
s.d = c.MkDir()
s.mkFixture(c)
}
func (s *unlinkSuite) mkFixture(c *check.C) {
for _, fname := range []string{"foo", "bar", "baz", "quux"} {
f, err := os.Create(filepath.Join(s.d, fname))
if err == nil {
f.Close()
} else if !os.IsExist(err) {
c.Fatal(err)
}
}
if err := os.Mkdir(filepath.Join(s.d, "dir"), 0700); err != nil && !os.IsExist(err) {
c.Fatal(err)
}
}
func (s *unlinkSuite) TestUnlinkMany(c *check.C) {
c.Assert(osutil.UnlinkMany(s.d, []string{"bar", "does-not-exist", "baz"}), check.IsNil)
s.checkDirnames(c, []string{"foo", "quux", "dir"})
}
func (s *unlinkSuite) TestUnlinkManyAt(c *check.C) {
d, err := os.Open(s.d)
c.Assert(err, check.IsNil)
c.Assert(osutil.UnlinkManyAt(d, []string{"bar", "does-not-exist", "baz"}), check.IsNil)
s.checkDirnames(c, []string{"foo", "quux", "dir"})
}
func (s *unlinkSuite) TestUnlinkManyFails(c *check.C) {
type T struct {
dirname string
filenames []string
expected string
}
tests := []T{
{
dirname: filepath.Join(s.d, "does-not-exist"),
filenames: []string{"bar", "baz"},
expected: `open /tmp/.*/does-not-exist: no such file or directory`,
}, {
dirname: filepath.Join(s.d, "foo"),
filenames: []string{"bar", "baz"},
expected: `open /tmp/.*/foo: not a directory`,
}, {
dirname: s.d,
filenames: []string{"bar", "dir", "baz"},
expected: `remove dir: is a directory`,
},
}
for i, test := range tests {
c.Check(osutil.UnlinkMany(test.dirname, test.filenames), check.ErrorMatches, test.expected, check.Commentf("%d", i))
s.mkFixture(c)
}
}
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