package gitignore import ( "os" "strconv" "github.com/go-git/go-billy/v5" "github.com/go-git/go-billy/v5/memfs" . "gopkg.in/check.v1" ) type MatcherSuite struct { GFS billy.Filesystem // git repository root RFS billy.Filesystem // root that contains user home MCFS billy.Filesystem // root that contains user home, but missing ~/.gitconfig MEFS billy.Filesystem // root that contains user home, but missing excludesfile entry MIFS billy.Filesystem // root that contains user home, but missing .gitignore SFS billy.Filesystem // root that contains /etc/gitconfig } var _ = Suite(&MatcherSuite{}) func (s *MatcherSuite) SetUpTest(c *C) { // setup generic git repository root fs := memfs.New() err := fs.MkdirAll(".git/info", os.ModePerm) c.Assert(err, IsNil) f, err := fs.Create(".git/info/exclude") c.Assert(err, IsNil) _, err = f.Write([]byte("exclude.crlf\r\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) f, err = fs.Create(".gitignore") c.Assert(err, IsNil) _, err = f.Write([]byte("vendor/g*/\n")) c.Assert(err, IsNil) _, err = f.Write([]byte("ignore.crlf\r\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) err = fs.MkdirAll("vendor", os.ModePerm) c.Assert(err, IsNil) f, err = fs.Create("vendor/.gitignore") c.Assert(err, IsNil) _, err = f.Write([]byte("!github.com/\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) err = fs.MkdirAll("another", os.ModePerm) c.Assert(err, IsNil) err = fs.MkdirAll("exclude.crlf", os.ModePerm) c.Assert(err, IsNil) err = fs.MkdirAll("ignore.crlf", os.ModePerm) c.Assert(err, IsNil) err = fs.MkdirAll("vendor/github.com", os.ModePerm) c.Assert(err, IsNil) err = fs.MkdirAll("vendor/gopkg.in", os.ModePerm) c.Assert(err, IsNil) s.GFS = fs // setup root that contains user home home, err := os.UserHomeDir() c.Assert(err, IsNil) fs = memfs.New() err = fs.MkdirAll(home, os.ModePerm) c.Assert(err, IsNil) f, err = fs.Create(fs.Join(home, gitconfigFile)) c.Assert(err, IsNil) _, err = f.Write([]byte("[core]\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(" excludesfile = " + strconv.Quote(fs.Join(home, ".gitignore_global")) + "\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) f, err = fs.Create(fs.Join(home, ".gitignore_global")) c.Assert(err, IsNil) _, err = f.Write([]byte("# IntelliJ\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(".idea/\n")) c.Assert(err, IsNil) _, err = f.Write([]byte("*.iml\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) s.RFS = fs // root that contains user home, but missing ~/.gitconfig fs = memfs.New() err = fs.MkdirAll(home, os.ModePerm) c.Assert(err, IsNil) f, err = fs.Create(fs.Join(home, ".gitignore_global")) c.Assert(err, IsNil) _, err = f.Write([]byte("# IntelliJ\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(".idea/\n")) c.Assert(err, IsNil) _, err = f.Write([]byte("*.iml\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) s.MCFS = fs // setup root that contains user home, but missing excludesfile entry fs = memfs.New() err = fs.MkdirAll(home, os.ModePerm) c.Assert(err, IsNil) f, err = fs.Create(fs.Join(home, gitconfigFile)) c.Assert(err, IsNil) _, err = f.Write([]byte("[core]\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) f, err = fs.Create(fs.Join(home, ".gitignore_global")) c.Assert(err, IsNil) _, err = f.Write([]byte("# IntelliJ\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(".idea/\n")) c.Assert(err, IsNil) _, err = f.Write([]byte("*.iml\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) s.MEFS = fs // setup root that contains user home, but missing .gitnignore fs = memfs.New() err = fs.MkdirAll(home, os.ModePerm) c.Assert(err, IsNil) f, err = fs.Create(fs.Join(home, gitconfigFile)) c.Assert(err, IsNil) _, err = f.Write([]byte("[core]\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(" excludesfile = " + strconv.Quote(fs.Join(home, ".gitignore_global")) + "\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) s.MIFS = fs // setup root that contains user home fs = memfs.New() err = fs.MkdirAll("etc", os.ModePerm) c.Assert(err, IsNil) f, err = fs.Create(systemFile) c.Assert(err, IsNil) _, err = f.Write([]byte("[core]\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(" excludesfile = /etc/gitignore_global\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) f, err = fs.Create("/etc/gitignore_global") c.Assert(err, IsNil) _, err = f.Write([]byte("# IntelliJ\n")) c.Assert(err, IsNil) _, err = f.Write([]byte(".idea/\n")) c.Assert(err, IsNil) _, err = f.Write([]byte("*.iml\n")) c.Assert(err, IsNil) err = f.Close() c.Assert(err, IsNil) s.SFS = fs } func (s *MatcherSuite) TestDir_ReadPatterns(c *C) { ps, err := ReadPatterns(s.GFS, nil) c.Assert(err, IsNil) c.Assert(ps, HasLen, 4) m := NewMatcher(ps) c.Assert(m.Match([]string{"exclude.crlf"}, true), Equals, true) c.Assert(m.Match([]string{"ignore.crlf"}, true), Equals, true) c.Assert(m.Match([]string{"vendor", "gopkg.in"}, true), Equals, true) c.Assert(m.Match([]string{"vendor", "github.com"}, true), Equals, false) } func (s *MatcherSuite) TestDir_LoadGlobalPatterns(c *C) { ps, err := LoadGlobalPatterns(s.RFS) c.Assert(err, IsNil) c.Assert(ps, HasLen, 2) m := NewMatcher(ps) c.Assert(m.Match([]string{"go-git.v4.iml"}, true), Equals, true) c.Assert(m.Match([]string{".idea"}, true), Equals, true) } func (s *MatcherSuite) TestDir_LoadGlobalPatternsMissingGitconfig(c *C) { ps, err := LoadGlobalPatterns(s.MCFS) c.Assert(err, IsNil) c.Assert(ps, HasLen, 0) } func (s *MatcherSuite) TestDir_LoadGlobalPatternsMissingExcludesfile(c *C) { ps, err := LoadGlobalPatterns(s.MEFS) c.Assert(err, IsNil) c.Assert(ps, HasLen, 0) } func (s *MatcherSuite) TestDir_LoadGlobalPatternsMissingGitignore(c *C) { ps, err := LoadGlobalPatterns(s.MIFS) c.Assert(err, IsNil) c.Assert(ps, HasLen, 0) } func (s *MatcherSuite) TestDir_LoadSystemPatterns(c *C) { ps, err := LoadSystemPatterns(s.SFS) c.Assert(err, IsNil) c.Assert(ps, HasLen, 2) m := NewMatcher(ps) c.Assert(m.Match([]string{"go-git.v4.iml"}, true), Equals, true) c.Assert(m.Match([]string{".idea"}, true), Equals, true) }