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package dotgit
import (
"io/ioutil"
"log"
"os"
"github.com/go-git/go-billy/v5/osfs"
. "gopkg.in/check.v1"
)
func (s *SuiteDotGit) TestRepositoryFilesystem(c *C) {
dir, err := ioutil.TempDir("", "repository_filesystem")
if err != nil {
log.Fatal(err)
}
defer os.RemoveAll(dir)
fs := osfs.New(dir)
err = fs.MkdirAll("dotGit", 0777)
c.Assert(err, IsNil)
dotGitFs, err := fs.Chroot("dotGit")
c.Assert(err, IsNil)
err = fs.MkdirAll("commonDotGit", 0777)
c.Assert(err, IsNil)
commonDotGitFs, err := fs.Chroot("commonDotGit")
c.Assert(err, IsNil)
repositoryFs := NewRepositoryFilesystem(dotGitFs, commonDotGitFs)
c.Assert(repositoryFs.Root(), Equals, dotGitFs.Root())
somedir, err := repositoryFs.Chroot("somedir")
c.Assert(err, IsNil)
c.Assert(somedir.Root(), Equals, repositoryFs.Join(dotGitFs.Root(), "somedir"))
_, err = repositoryFs.Create("somefile")
c.Assert(err, IsNil)
_, err = repositoryFs.Stat("somefile")
c.Assert(err, IsNil)
file, err := repositoryFs.Open("somefile")
c.Assert(err, IsNil)
err = file.Close()
c.Assert(err, IsNil)
file, err = repositoryFs.OpenFile("somefile", os.O_RDONLY, 0666)
c.Assert(err, IsNil)
err = file.Close()
c.Assert(err, IsNil)
file, err = repositoryFs.Create("somefile2")
c.Assert(err, IsNil)
err = file.Close()
c.Assert(err, IsNil)
_, err = repositoryFs.Stat("somefile2")
c.Assert(err, IsNil)
err = repositoryFs.Rename("somefile2", "newfile")
c.Assert(err, IsNil)
tempDir, err := repositoryFs.TempFile("tmp", "myprefix")
c.Assert(err, IsNil)
c.Assert(repositoryFs.Join(repositoryFs.Root(), "tmp", tempDir.Name()), Equals, repositoryFs.Join(dotGitFs.Root(), "tmp", tempDir.Name()))
err = repositoryFs.Symlink("newfile", "somelink")
c.Assert(err, IsNil)
_, err = repositoryFs.Lstat("somelink")
c.Assert(err, IsNil)
link, err := repositoryFs.Readlink("somelink")
c.Assert(err, IsNil)
c.Assert(link, Equals, "newfile")
err = repositoryFs.Remove("somelink")
c.Assert(err, IsNil)
_, err = repositoryFs.Stat("somelink")
c.Assert(os.IsNotExist(err), Equals, true)
dirs := []string{objectsPath, refsPath, packedRefsPath, configPath, branchesPath, hooksPath, infoPath, remotesPath, logsPath, shallowPath, worktreesPath}
for _, dir := range dirs {
err := repositoryFs.MkdirAll(dir, 0777)
c.Assert(err, IsNil)
_, err = commonDotGitFs.Stat(dir)
c.Assert(err, IsNil)
_, err = dotGitFs.Stat(dir)
c.Assert(os.IsNotExist(err), Equals, true)
}
exceptionsPaths := []string{repositoryFs.Join(logsPath, "HEAD"), repositoryFs.Join(refsPath, "bisect"), repositoryFs.Join(refsPath, "rewritten"), repositoryFs.Join(refsPath, "worktree")}
for _, path := range exceptionsPaths {
_, err := repositoryFs.Create(path)
c.Assert(err, IsNil)
_, err = commonDotGitFs.Stat(path)
c.Assert(os.IsNotExist(err), Equals, true)
_, err = dotGitFs.Stat(path)
c.Assert(err, IsNil)
}
err = repositoryFs.MkdirAll("refs/heads", 0777)
c.Assert(err, IsNil)
_, err = commonDotGitFs.Stat("refs/heads")
c.Assert(err, IsNil)
_, err = dotGitFs.Stat("refs/heads")
c.Assert(os.IsNotExist(err), Equals, true)
err = repositoryFs.MkdirAll("objects/pack", 0777)
c.Assert(err, IsNil)
_, err = commonDotGitFs.Stat("objects/pack")
c.Assert(err, IsNil)
_, err = dotGitFs.Stat("objects/pack")
c.Assert(os.IsNotExist(err), Equals, true)
err = repositoryFs.MkdirAll("a/b/c", 0777)
c.Assert(err, IsNil)
_, err = commonDotGitFs.Stat("a/b/c")
c.Assert(os.IsNotExist(err), Equals, true)
_, err = dotGitFs.Stat("a/b/c")
c.Assert(err, IsNil)
}
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