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// Copyright 2017 Canonical Ltd.
// Licensed under the LGPLv3, see LICENCE file for details.
package exec
import (
"os"
"path/filepath"
"runtime"
"github.com/juju/testing"
jc "github.com/juju/testing/checkers"
gc "gopkg.in/check.v1"
)
type execSuite struct {
testing.IsolationSuite
}
var _ = gc.Suite(&execSuite{})
func (*execSuite) TestShellAndArgsNoUserSpecified(c *gc.C) {
if runtime.GOOS == "windows" {
c.Skip("non-windows only test")
}
dir := c.MkDir()
stat, err := os.Stat(dir)
c.Assert(err, jc.ErrorIsNil)
c.Assert(stat.Mode().Perm(), gc.Equals, os.FileMode(0700))
cmd, args, err := shellAndArgs(dir, "env", "")
c.Assert(err, jc.ErrorIsNil)
scriptFile := filepath.Join(dir, "script.sh")
c.Assert(cmd, gc.Equals, "/bin/bash")
c.Assert(args, jc.DeepEquals, []string{scriptFile})
}
func (*execSuite) TestShellAndArgsAsUser(c *gc.C) {
if runtime.GOOS == "windows" {
c.Skip("non-windows only test")
}
dir := c.MkDir()
stat, err := os.Stat(dir)
c.Assert(err, jc.ErrorIsNil)
c.Assert(stat.Mode().Perm(), gc.Equals, os.FileMode(0700))
cmd, args, err := shellAndArgs(dir, "env", "ubuntu")
c.Assert(err, jc.ErrorIsNil)
scriptFile := filepath.Join(dir, "script.sh")
c.Assert(cmd, gc.Equals, "/bin/su")
command := "/bin/bash " + scriptFile
c.Assert(args, jc.DeepEquals, []string{"ubuntu", "--login", "--command", command})
// The directory is now readable by everyone.
stat, err = os.Stat(dir)
c.Assert(err, jc.ErrorIsNil)
c.Assert(stat.Mode().Perm(), gc.Equals, os.FileMode(0755))
// And the file is world readable
stat, err = os.Stat(scriptFile)
c.Assert(err, jc.ErrorIsNil)
c.Assert(stat.Mode().Perm(), gc.Equals, os.FileMode(0644))
}
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