| // Copyright 2009 The Go Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style |
| // license that can be found in the LICENSE file. |
| |
| package filepath_test |
| |
| import ( |
| "os" |
| "path/filepath" |
| "reflect" |
| "runtime" |
| "strings" |
| "testing" |
| ) |
| |
| type PathTest struct { |
| path, result string |
| } |
| |
| var cleantests = []PathTest{ |
| // Already clean |
| {"", "."}, |
| {"abc", "abc"}, |
| {"abc/def", "abc/def"}, |
| {"a/b/c", "a/b/c"}, |
| {".", "."}, |
| {"..", ".."}, |
| {"../..", "../.."}, |
| {"../../abc", "../../abc"}, |
| {"/abc", "/abc"}, |
| {"/", "/"}, |
| |
| // Remove trailing slash |
| {"abc/", "abc"}, |
| {"abc/def/", "abc/def"}, |
| {"a/b/c/", "a/b/c"}, |
| {"./", "."}, |
| {"../", ".."}, |
| {"../../", "../.."}, |
| {"/abc/", "/abc"}, |
| |
| // Remove doubled slash |
| {"abc//def//ghi", "abc/def/ghi"}, |
| {"//abc", "/abc"}, |
| {"///abc", "/abc"}, |
| {"//abc//", "/abc"}, |
| {"abc//", "abc"}, |
| |
| // Remove . elements |
| {"abc/./def", "abc/def"}, |
| {"/./abc/def", "/abc/def"}, |
| {"abc/.", "abc"}, |
| |
| // Remove .. elements |
| {"abc/def/ghi/../jkl", "abc/def/jkl"}, |
| {"abc/def/../ghi/../jkl", "abc/jkl"}, |
| {"abc/def/..", "abc"}, |
| {"abc/def/../..", "."}, |
| {"/abc/def/../..", "/"}, |
| {"abc/def/../../..", ".."}, |
| {"/abc/def/../../..", "/"}, |
| {"abc/def/../../../ghi/jkl/../../../mno", "../../mno"}, |
| |
| // Combinations |
| {"abc/./../def", "def"}, |
| {"abc//./../def", "def"}, |
| {"abc/../../././../def", "../../def"}, |
| } |
| |
| var wincleantests = []PathTest{ |
| {`c:`, `c:.`}, |
| {`c:\`, `c:\`}, |
| {`c:\abc`, `c:\abc`}, |
| {`c:abc\..\..\.\.\..\def`, `c:..\..\def`}, |
| {`c:\abc\def\..\..`, `c:\`}, |
| {`c:\..\abc`, `c:\abc`}, |
| {`c:..\abc`, `c:..\abc`}, |
| {`\`, `\`}, |
| {`/`, `\`}, |
| {`\\i\..\c$`, `\c$`}, |
| {`\\i\..\i\c$`, `\i\c$`}, |
| {`\\i\..\I\c$`, `\I\c$`}, |
| {`\\host\share\foo\..\bar`, `\\host\share\bar`}, |
| {`//host/share/foo/../baz`, `\\host\share\baz`}, |
| {`\\a\b\..\c`, `\\a\b\c`}, |
| {`\\a\b`, `\\a\b`}, |
| } |
| |
| func TestClean(t *testing.T) { |
| tests := cleantests |
| if runtime.GOOS == "windows" { |
| for i := range tests { |
| tests[i].result = filepath.FromSlash(tests[i].result) |
| } |
| tests = append(tests, wincleantests...) |
| } |
| for _, test := range tests { |
| if s := filepath.Clean(test.path); s != test.result { |
| t.Errorf("Clean(%q) = %q, want %q", test.path, s, test.result) |
| } |
| } |
| } |
| |
| const sep = filepath.Separator |
| |
| var slashtests = []PathTest{ |
| {"", ""}, |
| {"/", string(sep)}, |
| {"/a/b", string([]byte{sep, 'a', sep, 'b'})}, |
| {"a//b", string([]byte{'a', sep, sep, 'b'})}, |
| } |
| |
| func TestFromAndToSlash(t *testing.T) { |
| for _, test := range slashtests { |
| if s := filepath.FromSlash(test.path); s != test.result { |
| t.Errorf("FromSlash(%q) = %q, want %q", test.path, s, test.result) |
| } |
| if s := filepath.ToSlash(test.result); s != test.path { |
| t.Errorf("ToSlash(%q) = %q, want %q", test.result, s, test.path) |
| } |
| } |
| } |
| |
| type SplitListTest struct { |
| list string |
| result []string |
| } |
| |
| const lsep = filepath.ListSeparator |
| |
| var splitlisttests = []SplitListTest{ |
| {"", []string{}}, |
| {string([]byte{'a', lsep, 'b'}), []string{"a", "b"}}, |
| {string([]byte{lsep, 'a', lsep, 'b'}), []string{"", "a", "b"}}, |
| } |
| |
| func TestSplitList(t *testing.T) { |
| for _, test := range splitlisttests { |
| if l := filepath.SplitList(test.list); !reflect.DeepEqual(l, test.result) { |
| t.Errorf("SplitList(%q) = %s, want %s", test.list, l, test.result) |
| } |
| } |
| } |
| |
| type SplitTest struct { |
| path, dir, file string |
| } |
| |
| var unixsplittests = []SplitTest{ |
| {"a/b", "a/", "b"}, |
| {"a/b/", "a/b/", ""}, |
| {"a/", "a/", ""}, |
| {"a", "", "a"}, |
| {"/", "/", ""}, |
| } |
| |
| var winsplittests = []SplitTest{ |
| {`c:`, `c:`, ``}, |
| {`c:/`, `c:/`, ``}, |
| {`c:/foo`, `c:/`, `foo`}, |
| {`c:/foo/bar`, `c:/foo/`, `bar`}, |
| {`//host/share`, `//host/share`, ``}, |
| {`//host/share/`, `//host/share/`, ``}, |
| {`//host/share/foo`, `//host/share/`, `foo`}, |
| {`\\host\share`, `\\host\share`, ``}, |
| {`\\host\share\`, `\\host\share\`, ``}, |
| {`\\host\share\foo`, `\\host\share\`, `foo`}, |
| } |
| |
| func TestSplit(t *testing.T) { |
| var splittests []SplitTest |
| splittests = unixsplittests |
| if runtime.GOOS == "windows" { |
| splittests = append(splittests, winsplittests...) |
| } |
| for _, test := range splittests { |
| if d, f := filepath.Split(test.path); d != test.dir || f != test.file { |
| t.Errorf("Split(%q) = %q, %q, want %q, %q", test.path, d, f, test.dir, test.file) |
| } |
| } |
| } |
| |
| type JoinTest struct { |
| elem []string |
| path string |
| } |
| |
| var jointests = []JoinTest{ |
| // zero parameters |
| {[]string{}, ""}, |
| |
| // one parameter |
| {[]string{""}, ""}, |
| {[]string{"a"}, "a"}, |
| |
| // two parameters |
| {[]string{"a", "b"}, "a/b"}, |
| {[]string{"a", ""}, "a"}, |
| {[]string{"", "b"}, "b"}, |
| {[]string{"/", "a"}, "/a"}, |
| {[]string{"/", ""}, "/"}, |
| {[]string{"a/", "b"}, "a/b"}, |
| {[]string{"a/", ""}, "a"}, |
| {[]string{"", ""}, ""}, |
| } |
| |
| var winjointests = []JoinTest{ |
| {[]string{`directory`, `file`}, `directory\file`}, |
| {[]string{`C:\Windows\`, `System32`}, `C:\Windows\System32`}, |
| {[]string{`C:\Windows\`, ``}, `C:\Windows`}, |
| {[]string{`C:\`, `Windows`}, `C:\Windows`}, |
| {[]string{`C:`, `Windows`}, `C:\Windows`}, |
| {[]string{`\\host\share`, `foo`}, `\\host\share\foo`}, |
| {[]string{`//host/share`, `foo/bar`}, `\\host\share\foo\bar`}, |
| } |
| |
| // join takes a []string and passes it to Join. |
| func join(elem []string, args ...string) string { |
| args = elem |
| return filepath.Join(args...) |
| } |
| |
| func TestJoin(t *testing.T) { |
| if runtime.GOOS == "windows" { |
| jointests = append(jointests, winjointests...) |
| } |
| for _, test := range jointests { |
| if p := join(test.elem); p != filepath.FromSlash(test.path) { |
| t.Errorf("join(%q) = %q, want %q", test.elem, p, test.path) |
| } |
| } |
| } |
| |
| type ExtTest struct { |
| path, ext string |
| } |
| |
| var exttests = []ExtTest{ |
| {"path.go", ".go"}, |
| {"path.pb.go", ".go"}, |
| {"a.dir/b", ""}, |
| {"a.dir/b.go", ".go"}, |
| {"a.dir/", ""}, |
| } |
| |
| func TestExt(t *testing.T) { |
| for _, test := range exttests { |
| if x := filepath.Ext(test.path); x != test.ext { |
| t.Errorf("Ext(%q) = %q, want %q", test.path, x, test.ext) |
| } |
| } |
| } |
| |
| type Node struct { |
| name string |
| entries []*Node // nil if the entry is a file |
| mark int |
| } |
| |
| var tree = &Node{ |
| "testdata", |
| []*Node{ |
| {"a", nil, 0}, |
| {"b", []*Node{}, 0}, |
| {"c", nil, 0}, |
| { |
| "d", |
| []*Node{ |
| {"x", nil, 0}, |
| {"y", []*Node{}, 0}, |
| { |
| "z", |
| []*Node{ |
| {"u", nil, 0}, |
| {"v", nil, 0}, |
| }, |
| 0, |
| }, |
| }, |
| 0, |
| }, |
| }, |
| 0, |
| } |
| |
| func walkTree(n *Node, path string, f func(path string, n *Node)) { |
| f(path, n) |
| for _, e := range n.entries { |
| walkTree(e, filepath.Join(path, e.name), f) |
| } |
| } |
| |
| func makeTree(t *testing.T) { |
| walkTree(tree, tree.name, func(path string, n *Node) { |
| if n.entries == nil { |
| fd, err := os.Create(path) |
| if err != nil { |
| t.Errorf("makeTree: %v", err) |
| } |
| fd.Close() |
| } else { |
| os.Mkdir(path, 0770) |
| } |
| }) |
| } |
| |
| func markTree(n *Node) { walkTree(n, "", func(path string, n *Node) { n.mark++ }) } |
| |
| func checkMarks(t *testing.T, report bool) { |
| walkTree(tree, tree.name, func(path string, n *Node) { |
| if n.mark != 1 && report { |
| t.Errorf("node %s mark = %d; expected 1", path, n.mark) |
| } |
| n.mark = 0 |
| }) |
| } |
| |
| // Assumes that each node name is unique. Good enough for a test. |
| // If clear is true, any incoming error is cleared before return. The errors |
| // are always accumulated, though. |
| func mark(path string, info os.FileInfo, err error, errors *[]error, clear bool) error { |
| if err != nil { |
| *errors = append(*errors, err) |
| if clear { |
| return nil |
| } |
| return err |
| } |
| name := info.Name() |
| walkTree(tree, tree.name, func(path string, n *Node) { |
| if n.name == name { |
| n.mark++ |
| } |
| }) |
| return nil |
| } |
| |
| func TestWalk(t *testing.T) { |
| makeTree(t) |
| errors := make([]error, 0, 10) |
| clear := true |
| markFn := func(path string, info os.FileInfo, err error) error { |
| return mark(path, info, err, &errors, clear) |
| } |
| // Expect no errors. |
| err := filepath.Walk(tree.name, markFn) |
| if err != nil { |
| t.Errorf("no error expected, found: %s", err) |
| } |
| if len(errors) != 0 { |
| t.Errorf("unexpected errors: %s", errors) |
| } |
| checkMarks(t, true) |
| errors = errors[0:0] |
| |
| // Test permission errors. Only possible if we're not root |
| // and only on some file systems (AFS, FAT). To avoid errors during |
| // all.bash on those file systems, skip during gotest -short. |
| if os.Getuid() > 0 && !testing.Short() { |
| // introduce 2 errors: chmod top-level directories to 0 |
| os.Chmod(filepath.Join(tree.name, tree.entries[1].name), 0) |
| os.Chmod(filepath.Join(tree.name, tree.entries[3].name), 0) |
| |
| // 3) capture errors, expect two. |
| // mark respective subtrees manually |
| markTree(tree.entries[1]) |
| markTree(tree.entries[3]) |
| // correct double-marking of directory itself |
| tree.entries[1].mark-- |
| tree.entries[3].mark-- |
| err := filepath.Walk(tree.name, markFn) |
| if err != nil { |
| t.Errorf("expected no error return from Walk, %s", err) |
| } |
| if len(errors) != 2 { |
| t.Errorf("expected 2 errors, got %d: %s", len(errors), errors) |
| } |
| // the inaccessible subtrees were marked manually |
| checkMarks(t, true) |
| errors = errors[0:0] |
| |
| // 4) capture errors, stop after first error. |
| // mark respective subtrees manually |
| markTree(tree.entries[1]) |
| markTree(tree.entries[3]) |
| // correct double-marking of directory itself |
| tree.entries[1].mark-- |
| tree.entries[3].mark-- |
| clear = false // error will stop processing |
| err = filepath.Walk(tree.name, markFn) |
| if err == nil { |
| t.Errorf("expected error return from Walk") |
| } |
| if len(errors) != 1 { |
| t.Errorf("expected 1 error, got %d: %s", len(errors), errors) |
| } |
| // the inaccessible subtrees were marked manually |
| checkMarks(t, false) |
| errors = errors[0:0] |
| |
| // restore permissions |
| os.Chmod(filepath.Join(tree.name, tree.entries[1].name), 0770) |
| os.Chmod(filepath.Join(tree.name, tree.entries[3].name), 0770) |
| } |
| |
| // cleanup |
| if err := os.RemoveAll(tree.name); err != nil { |
| t.Errorf("removeTree: %v", err) |
| } |
| } |
| |
| var basetests = []PathTest{ |
| {"", "."}, |
| {".", "."}, |
| {"/.", "."}, |
| {"/", "/"}, |
| {"////", "/"}, |
| {"x/", "x"}, |
| {"abc", "abc"}, |
| {"abc/def", "def"}, |
| {"a/b/.x", ".x"}, |
| {"a/b/c.", "c."}, |
| {"a/b/c.x", "c.x"}, |
| } |
| |
| var winbasetests = []PathTest{ |
| {`c:\`, `\`}, |
| {`c:.`, `.`}, |
| {`c:\a\b`, `b`}, |
| {`c:a\b`, `b`}, |
| {`c:a\b\c`, `c`}, |
| {`\\host\share\`, `\`}, |
| {`\\host\share\a`, `a`}, |
| {`\\host\share\a\b`, `b`}, |
| } |
| |
| func TestBase(t *testing.T) { |
| tests := basetests |
| if runtime.GOOS == "windows" { |
| // make unix tests work on windows |
| for i, _ := range tests { |
| tests[i].result = filepath.Clean(tests[i].result) |
| } |
| // add windows specific tests |
| tests = append(tests, winbasetests...) |
| } |
| for _, test := range tests { |
| if s := filepath.Base(test.path); s != test.result { |
| t.Errorf("Base(%q) = %q, want %q", test.path, s, test.result) |
| } |
| } |
| } |
| |
| var dirtests = []PathTest{ |
| {"", "."}, |
| {".", "."}, |
| {"/.", "/"}, |
| {"/", "/"}, |
| {"////", "/"}, |
| {"/foo", "/"}, |
| {"x/", "x"}, |
| {"abc", "."}, |
| {"abc/def", "abc"}, |
| {"a/b/.x", "a/b"}, |
| {"a/b/c.", "a/b"}, |
| {"a/b/c.x", "a/b"}, |
| } |
| |
| var windirtests = []PathTest{ |
| {`c:\`, `c:\`}, |
| {`c:.`, `c:.`}, |
| {`c:\a\b`, `c:\a`}, |
| {`c:a\b`, `c:a`}, |
| {`c:a\b\c`, `c:a\b`}, |
| {`\\host\share\`, `\\host\share\`}, |
| {`\\host\share\a`, `\\host\share\`}, |
| {`\\host\share\a\b`, `\\host\share\a`}, |
| } |
| |
| func TestDir(t *testing.T) { |
| tests := dirtests |
| if runtime.GOOS == "windows" { |
| // make unix tests work on windows |
| for i, _ := range tests { |
| tests[i].result = filepath.Clean(tests[i].result) |
| } |
| // add windows specific tests |
| tests = append(tests, windirtests...) |
| } |
| for _, test := range tests { |
| if s := filepath.Dir(test.path); s != test.result { |
| t.Errorf("Dir(%q) = %q, want %q", test.path, s, test.result) |
| } |
| } |
| } |
| |
| type IsAbsTest struct { |
| path string |
| isAbs bool |
| } |
| |
| var isabstests = []IsAbsTest{ |
| {"", false}, |
| {"/", true}, |
| {"/usr/bin/gcc", true}, |
| {"..", false}, |
| {"/a/../bb", true}, |
| {".", false}, |
| {"./", false}, |
| {"lala", false}, |
| } |
| |
| var winisabstests = []IsAbsTest{ |
| {`C:\`, true}, |
| {`c\`, false}, |
| {`c::`, false}, |
| {`c:`, false}, |
| {`/`, false}, |
| {`\`, false}, |
| {`\Windows`, false}, |
| {`c:a\b`, false}, |
| {`\\host\share\foo`, true}, |
| {`//host/share/foo/bar`, true}, |
| } |
| |
| func TestIsAbs(t *testing.T) { |
| var tests []IsAbsTest |
| if runtime.GOOS == "windows" { |
| tests = append(tests, winisabstests...) |
| // All non-windows tests should fail, because they have no volume letter. |
| for _, test := range isabstests { |
| tests = append(tests, IsAbsTest{test.path, false}) |
| } |
| // All non-windows test should work as intended if prefixed with volume letter. |
| for _, test := range isabstests { |
| tests = append(tests, IsAbsTest{"c:" + test.path, test.isAbs}) |
| } |
| } else { |
| tests = isabstests |
| } |
| |
| for _, test := range tests { |
| if r := filepath.IsAbs(test.path); r != test.isAbs { |
| t.Errorf("IsAbs(%q) = %v, want %v", test.path, r, test.isAbs) |
| } |
| } |
| } |
| |
| type EvalSymlinksTest struct { |
| path, dest string |
| } |
| |
| var EvalSymlinksTestDirs = []EvalSymlinksTest{ |
| {"test", ""}, |
| {"test/dir", ""}, |
| {"test/dir/link3", "../../"}, |
| {"test/link1", "../test"}, |
| {"test/link2", "dir"}, |
| } |
| |
| var EvalSymlinksTests = []EvalSymlinksTest{ |
| {"test", "test"}, |
| {"test/dir", "test/dir"}, |
| {"test/dir/../..", "."}, |
| {"test/link1", "test"}, |
| {"test/link2", "test/dir"}, |
| {"test/link1/dir", "test/dir"}, |
| {"test/link2/..", "test"}, |
| {"test/dir/link3", "."}, |
| {"test/link2/link3/test", "test"}, |
| } |
| |
| var EvalSymlinksAbsWindowsTests = []EvalSymlinksTest{ |
| {`c:\`, `c:\`}, |
| } |
| |
| func testEvalSymlinks(t *testing.T, tests []EvalSymlinksTest) { |
| for _, d := range tests { |
| if p, err := filepath.EvalSymlinks(d.path); err != nil { |
| t.Errorf("EvalSymlinks(%q) error: %v", d.path, err) |
| } else if filepath.Clean(p) != filepath.Clean(d.dest) { |
| t.Errorf("EvalSymlinks(%q)=%q, want %q", d.path, p, d.dest) |
| } |
| } |
| } |
| |
| func TestEvalSymlinks(t *testing.T) { |
| defer os.RemoveAll("test") |
| for _, d := range EvalSymlinksTestDirs { |
| var err error |
| if d.dest == "" { |
| err = os.Mkdir(d.path, 0755) |
| } else { |
| if runtime.GOOS != "windows" { |
| err = os.Symlink(d.dest, d.path) |
| } |
| } |
| if err != nil { |
| t.Fatal(err) |
| } |
| } |
| var tests []EvalSymlinksTest |
| if runtime.GOOS == "windows" { |
| for _, d := range EvalSymlinksTests { |
| if d.path == d.dest { |
| // will test only real files and directories |
| tests = append(tests, d) |
| } |
| } |
| } else { |
| tests = EvalSymlinksTests |
| } |
| // relative |
| testEvalSymlinks(t, tests) |
| // absolute |
| goroot, err := filepath.EvalSymlinks(os.Getenv("GOROOT")) |
| if err != nil { |
| t.Fatalf("EvalSymlinks(%q) error: %v", os.Getenv("GOROOT"), err) |
| } |
| testroot := filepath.Join(goroot, "src", "pkg", "path", "filepath") |
| for i, d := range tests { |
| tests[i].path = filepath.Join(testroot, d.path) |
| tests[i].dest = filepath.Join(testroot, d.dest) |
| } |
| if runtime.GOOS == "windows" { |
| for _, d := range EvalSymlinksAbsWindowsTests { |
| tests = append(tests, d) |
| } |
| } |
| testEvalSymlinks(t, tests) |
| } |
| |
| // Test paths relative to $GOROOT/src |
| var abstests = []string{ |
| "../AUTHORS", |
| "pkg/../../AUTHORS", |
| "Make.pkg", |
| "pkg/Makefile", |
| ".", |
| "$GOROOT/src/Make.pkg", |
| "$GOROOT/src/../src/Make.pkg", |
| "$GOROOT/misc/cgo", |
| "$GOROOT", |
| } |
| |
| func TestAbs(t *testing.T) { |
| oldwd, err := os.Getwd() |
| if err != nil { |
| t.Fatal("Getwd failed: " + err.Error()) |
| } |
| defer os.Chdir(oldwd) |
| goroot := os.Getenv("GOROOT") |
| cwd := filepath.Join(goroot, "src") |
| os.Chdir(cwd) |
| for _, path := range abstests { |
| path = strings.Replace(path, "$GOROOT", goroot, -1) |
| info, err := os.Stat(path) |
| if err != nil { |
| t.Errorf("%s: %s", path, err) |
| } |
| |
| abspath, err := filepath.Abs(path) |
| if err != nil { |
| t.Errorf("Abs(%q) error: %v", path, err) |
| } |
| absinfo, err := os.Stat(abspath) |
| if err != nil || !absinfo.(*os.FileStat).SameFile(info.(*os.FileStat)) { |
| t.Errorf("Abs(%q)=%q, not the same file", path, abspath) |
| } |
| if !filepath.IsAbs(abspath) { |
| t.Errorf("Abs(%q)=%q, not an absolute path", path, abspath) |
| } |
| if filepath.IsAbs(path) && abspath != filepath.Clean(path) { |
| t.Errorf("Abs(%q)=%q, isn't clean", path, abspath) |
| } |
| } |
| } |
| |
| type RelTests struct { |
| root, path, want string |
| } |
| |
| var reltests = []RelTests{ |
| {"a/b", "a/b", "."}, |
| {"a/b/.", "a/b", "."}, |
| {"a/b", "a/b/.", "."}, |
| {"./a/b", "a/b", "."}, |
| {"a/b", "./a/b", "."}, |
| {"ab/cd", "ab/cde", "../cde"}, |
| {"ab/cd", "ab/c", "../c"}, |
| {"a/b", "a/b/c/d", "c/d"}, |
| {"a/b", "a/b/../c", "../c"}, |
| {"a/b/../c", "a/b", "../b"}, |
| {"a/b/c", "a/c/d", "../../c/d"}, |
| {"a/b", "c/d", "../../c/d"}, |
| {"a/b/c/d", "a/b", "../.."}, |
| {"a/b/c/d", "a/b/", "../.."}, |
| {"a/b/c/d/", "a/b", "../.."}, |
| {"a/b/c/d/", "a/b/", "../.."}, |
| {"../../a/b", "../../a/b/c/d", "c/d"}, |
| {"/a/b", "/a/b", "."}, |
| {"/a/b/.", "/a/b", "."}, |
| {"/a/b", "/a/b/.", "."}, |
| {"/ab/cd", "/ab/cde", "../cde"}, |
| {"/ab/cd", "/ab/c", "../c"}, |
| {"/a/b", "/a/b/c/d", "c/d"}, |
| {"/a/b", "/a/b/../c", "../c"}, |
| {"/a/b/../c", "/a/b", "../b"}, |
| {"/a/b/c", "/a/c/d", "../../c/d"}, |
| {"/a/b", "/c/d", "../../c/d"}, |
| {"/a/b/c/d", "/a/b", "../.."}, |
| {"/a/b/c/d", "/a/b/", "../.."}, |
| {"/a/b/c/d/", "/a/b", "../.."}, |
| {"/a/b/c/d/", "/a/b/", "../.."}, |
| {"/../../a/b", "/../../a/b/c/d", "c/d"}, |
| {".", "a/b", "a/b"}, |
| {".", "..", ".."}, |
| |
| // can't do purely lexically |
| {"..", ".", "err"}, |
| {"..", "a", "err"}, |
| {"../..", "..", "err"}, |
| {"a", "/a", "err"}, |
| {"/a", "a", "err"}, |
| } |
| |
| var winreltests = []RelTests{ |
| {`C:a\b\c`, `C:a/b/d`, `..\d`}, |
| {`C:\`, `D:\`, `err`}, |
| {`C:`, `D:`, `err`}, |
| } |
| |
| func TestRel(t *testing.T) { |
| tests := append([]RelTests{}, reltests...) |
| if runtime.GOOS == "windows" { |
| for i := range tests { |
| tests[i].want = filepath.FromSlash(tests[i].want) |
| } |
| tests = append(tests, winreltests...) |
| } |
| for _, test := range tests { |
| got, err := filepath.Rel(test.root, test.path) |
| if test.want == "err" { |
| if err == nil { |
| t.Errorf("Rel(%q, %q)=%q, want error", test.root, test.path, got) |
| } |
| continue |
| } |
| if err != nil { |
| t.Errorf("Rel(%q, %q): want %q, got error: %s", test.root, test.path, test.want, err) |
| } |
| if got != test.want { |
| t.Errorf("Rel(%q, %q)=%q, want %q", test.root, test.path, got, test.want) |
| } |
| } |
| } |
| |
| type VolumeNameTest struct { |
| path string |
| vol string |
| } |
| |
| var volumenametests = []VolumeNameTest{ |
| {`c:/foo/bar`, `c:`}, |
| {`c:`, `c:`}, |
| {``, ``}, |
| {`\\\host`, ``}, |
| {`\\\host\`, ``}, |
| {`\\\host\share`, ``}, |
| {`\\\host\\share`, ``}, |
| {`\\host`, ``}, |
| {`//host`, ``}, |
| {`\\host\`, ``}, |
| {`//host/`, ``}, |
| {`\\host\share`, `\\host\share`}, |
| {`//host/share`, `//host/share`}, |
| {`\\host\share\`, `\\host\share`}, |
| {`//host/share/`, `//host/share`}, |
| {`\\host\share\foo`, `\\host\share`}, |
| {`//host/share/foo`, `//host/share`}, |
| {`\\host\share\\foo\\\bar\\\\baz`, `\\host\share`}, |
| {`//host/share//foo///bar////baz`, `//host/share`}, |
| {`\\host\share\foo\..\bar`, `\\host\share`}, |
| {`//host/share/foo/../bar`, `//host/share`}, |
| } |
| |
| func TestVolumeName(t *testing.T) { |
| if runtime.GOOS != "windows" { |
| return |
| } |
| for _, v := range volumenametests { |
| if vol := filepath.VolumeName(v.path); vol != v.vol { |
| t.Errorf("VolumeName(%q)=%q, want %q", v.path, vol, v.vol) |
| } |
| } |
| } |