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// Copyright 2014 Canonical Ltd.
// Copyright 2014 Cloudbase Solutions SRL
// Licensed under the LGPLv3, see LICENCE file for details.
package bzr_test
import (
"io/ioutil"
"os"
"os/exec"
"path/filepath"
stdtesting "testing"
"github.com/juju/testing"
jc "github.com/juju/testing/checkers"
gc "gopkg.in/check.v1"
"github.com/juju/utils/bzr"
)
func Test(t *stdtesting.T) {
gc.TestingT(t)
}
var _ = gc.Suite(&BzrSuite{})
type BzrSuite struct {
testing.CleanupSuite
b *bzr.Branch
}
const bzr_config = `[DEFAULT]
email = testing <test@example.com>
`
func (s *BzrSuite) SetUpTest(c *gc.C) {
s.CleanupSuite.SetUpTest(c)
bzrdir := c.MkDir()
s.PatchEnvironment("BZR_HOME", bzrdir)
err := os.MkdirAll(filepath.Join(bzrdir, bzrHome), 0755)
c.Assert(err, jc.ErrorIsNil)
err = ioutil.WriteFile(
filepath.Join(bzrdir, bzrHome, "bazaar.conf"),
[]byte(bzr_config), 0644)
c.Assert(err, jc.ErrorIsNil)
s.b = bzr.New(c.MkDir())
c.Assert(s.b.Init(), gc.IsNil)
}
func (s *BzrSuite) TestNewFindsRoot(c *gc.C) {
err := os.Mkdir(s.b.Join("dir"), 0755)
c.Assert(err, jc.ErrorIsNil)
b := bzr.New(s.b.Join("dir"))
// When bzr has to search for the root, it will expand any symlinks it
// found along the way.
path, err := filepath.EvalSymlinks(s.b.Location())
c.Assert(err, jc.ErrorIsNil)
c.Assert(b.Location(), jc.SamePath, path)
}
func (s *BzrSuite) TestJoin(c *gc.C) {
path := bzr.New("lp:foo").Join("baz", "bar")
c.Assert(path, gc.Equals, "lp:foo/baz/bar")
}
func (s *BzrSuite) TestErrorHandling(c *gc.C) {
err := bzr.New("/non/existent/path").Init()
c.Assert(err, gc.ErrorMatches, `(?s)error running "bzr init":.*does not exist.*`)
}
func (s *BzrSuite) TestInit(c *gc.C) {
_, err := os.Stat(s.b.Join(".bzr"))
c.Assert(err, jc.ErrorIsNil)
}
func (s *BzrSuite) TestRevisionIdOnEmpty(c *gc.C) {
revid, err := s.b.RevisionId()
c.Assert(err, gc.ErrorMatches, "branch has no content")
c.Assert(revid, gc.Equals, "")
}
func (s *BzrSuite) TestCommit(c *gc.C) {
f, err := os.Create(s.b.Join("myfile"))
c.Assert(err, jc.ErrorIsNil)
f.Close()
err = s.b.Add("myfile")
c.Assert(err, jc.ErrorIsNil)
err = s.b.Commit("my log message")
c.Assert(err, jc.ErrorIsNil)
revid, err := s.b.RevisionId()
c.Assert(err, jc.ErrorIsNil)
cmd := exec.Command("bzr", "log", "--long", "--show-ids", "-v", s.b.Location())
output, err := cmd.CombinedOutput()
c.Assert(err, jc.ErrorIsNil)
c.Assert(string(output), gc.Matches, "(?s).*revision-id: "+revid+"\n.*message:\n.*my log message\n.*added:\n.*myfile .*")
}
func (s *BzrSuite) TestPush(c *gc.C) {
b1 := bzr.New(c.MkDir())
b2 := bzr.New(c.MkDir())
b3 := bzr.New(c.MkDir())
c.Assert(b1.Init(), gc.IsNil)
c.Assert(b2.Init(), gc.IsNil)
c.Assert(b3.Init(), gc.IsNil)
// Create and add b1/file to the branch.
f, err := os.Create(b1.Join("file"))
c.Assert(err, jc.ErrorIsNil)
f.Close()
err = b1.Add("file")
c.Assert(err, jc.ErrorIsNil)
err = b1.Commit("added file")
c.Assert(err, jc.ErrorIsNil)
// Push file to b2.
err = b1.Push(&bzr.PushAttr{Location: b2.Location()})
c.Assert(err, jc.ErrorIsNil)
// Push location should be set to b2.
location, err := b1.PushLocation()
c.Assert(err, jc.ErrorIsNil)
c.Assert(location, jc.SamePath, b2.Location())
// Now push it to b3.
err = b1.Push(&bzr.PushAttr{Location: b3.Location()})
c.Assert(err, jc.ErrorIsNil)
// Push location is still set to b2.
location, err = b1.PushLocation()
c.Assert(err, jc.ErrorIsNil)
c.Assert(location, jc.SamePath, b2.Location())
// Push it again, this time with the remember flag set.
err = b1.Push(&bzr.PushAttr{Location: b3.Location(), Remember: true})
c.Assert(err, jc.ErrorIsNil)
// Now the push location has shifted to b3.
location, err = b1.PushLocation()
c.Assert(err, jc.ErrorIsNil)
c.Assert(location, jc.SamePath, b3.Location())
// Both b2 and b3 should have the file.
_, err = os.Stat(b2.Join("file"))
c.Assert(err, jc.ErrorIsNil)
_, err = os.Stat(b3.Join("file"))
c.Assert(err, jc.ErrorIsNil)
}
func (s *BzrSuite) TestCheckClean(c *gc.C) {
err := s.b.CheckClean()
c.Assert(err, jc.ErrorIsNil)
// Create and add b1/file to the branch.
f, err := os.Create(s.b.Join("file"))
c.Assert(err, jc.ErrorIsNil)
f.Close()
err = s.b.CheckClean()
c.Assert(err, gc.ErrorMatches, `branch is not clean \(bzr status\)`)
}
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