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71 lines
1.9 KiB
Go
71 lines
1.9 KiB
Go
// -*- Mode: Go; indent-tabs-mode: t -*-
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/*
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* Copyright (C) 2020 Canonical Ltd
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 3 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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package osutil_test
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import (
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"os"
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"syscall"
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. "gopkg.in/check.v1"
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"github.com/snapcore/snapd/osutil"
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)
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type diskSuite struct{}
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var _ = Suite(&diskSuite{})
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func (s *diskSuite) TestCheckFreeSpaceHappy(c *C) {
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var called bool
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restore := osutil.MockSyscallStatfs(func(path string, st *syscall.Statfs_t) error {
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c.Assert(path, Equals, "/path")
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st.Bsize = 4096
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st.Bavail = 2
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called = true
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return nil
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})
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defer restore()
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c.Assert(osutil.CheckFreeSpace("/path", 8191), IsNil)
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c.Assert(called, Equals, true)
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}
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func (s *diskSuite) TestCheckFreeSpaceUnhappy(c *C) {
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restore := osutil.MockSyscallStatfs(func(path string, st *syscall.Statfs_t) error {
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c.Assert(path, Equals, "/path")
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st.Bsize = 4096
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st.Bavail = 2
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return nil
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})
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defer restore()
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err := osutil.CheckFreeSpace("/path", 8193)
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c.Assert(err, ErrorMatches, `insufficient space in "/path", at least 1B more is required`)
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diskSpaceErr, ok := err.(*osutil.NotEnoughDiskSpaceError)
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c.Assert(ok, Equals, true)
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c.Check(diskSpaceErr.Path, Equals, "/path")
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c.Check(diskSpaceErr.Delta, Equals, int64(1))
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}
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func (s *diskSuite) TestCheckFreeSpacePathError(c *C) {
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err := osutil.CheckFreeSpace("/does/not/exist/path", 8193)
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c.Assert(os.IsNotExist(err), Equals, true)
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}
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