mirror of git://gcc.gnu.org/git/gcc.git
1026 lines
23 KiB
Go
1026 lines
23 KiB
Go
// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package filepath_test
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import (
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"errors"
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"io/ioutil"
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"os"
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"path/filepath"
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"reflect"
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"runtime"
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"strings"
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"testing"
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)
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type PathTest struct {
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path, result string
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}
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var cleantests = []PathTest{
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// Already clean
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{"abc", "abc"},
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{"abc/def", "abc/def"},
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{"a/b/c", "a/b/c"},
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{".", "."},
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{"..", ".."},
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{"../..", "../.."},
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{"../../abc", "../../abc"},
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{"/abc", "/abc"},
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{"/", "/"},
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// Empty is current dir
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{"", "."},
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// Remove trailing slash
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{"abc/", "abc"},
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{"abc/def/", "abc/def"},
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{"a/b/c/", "a/b/c"},
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{"./", "."},
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{"../", ".."},
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{"../../", "../.."},
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{"/abc/", "/abc"},
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// Remove doubled slash
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{"abc//def//ghi", "abc/def/ghi"},
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{"//abc", "/abc"},
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{"///abc", "/abc"},
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{"//abc//", "/abc"},
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{"abc//", "abc"},
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// Remove . elements
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{"abc/./def", "abc/def"},
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{"/./abc/def", "/abc/def"},
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{"abc/.", "abc"},
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// Remove .. elements
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{"abc/def/ghi/../jkl", "abc/def/jkl"},
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{"abc/def/../ghi/../jkl", "abc/jkl"},
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{"abc/def/..", "abc"},
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{"abc/def/../..", "."},
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{"/abc/def/../..", "/"},
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{"abc/def/../../..", ".."},
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{"/abc/def/../../..", "/"},
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{"abc/def/../../../ghi/jkl/../../../mno", "../../mno"},
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{"/../abc", "/abc"},
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// Combinations
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{"abc/./../def", "def"},
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{"abc//./../def", "def"},
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{"abc/../../././../def", "../../def"},
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}
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var wincleantests = []PathTest{
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{`c:`, `c:.`},
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{`c:\`, `c:\`},
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{`c:\abc`, `c:\abc`},
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{`c:abc\..\..\.\.\..\def`, `c:..\..\def`},
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{`c:\abc\def\..\..`, `c:\`},
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{`c:\..\abc`, `c:\abc`},
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{`c:..\abc`, `c:..\abc`},
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{`\`, `\`},
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{`/`, `\`},
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{`\\i\..\c$`, `\c$`},
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{`\\i\..\i\c$`, `\i\c$`},
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{`\\i\..\I\c$`, `\I\c$`},
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{`\\host\share\foo\..\bar`, `\\host\share\bar`},
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{`//host/share/foo/../baz`, `\\host\share\baz`},
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{`\\a\b\..\c`, `\\a\b\c`},
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{`\\a\b`, `\\a\b`},
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}
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func TestClean(t *testing.T) {
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tests := cleantests
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if runtime.GOOS == "windows" {
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for i := range tests {
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tests[i].result = filepath.FromSlash(tests[i].result)
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}
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tests = append(tests, wincleantests...)
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}
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for _, test := range tests {
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if s := filepath.Clean(test.path); s != test.result {
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t.Errorf("Clean(%q) = %q, want %q", test.path, s, test.result)
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}
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if s := filepath.Clean(test.result); s != test.result {
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t.Errorf("Clean(%q) = %q, want %q", test.result, s, test.result)
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}
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}
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if testing.Short() {
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t.Skip("skipping malloc count in short mode")
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}
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if runtime.GOMAXPROCS(0) > 1 {
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t.Log("skipping AllocsPerRun checks; GOMAXPROCS>1")
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return
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}
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t.Log("Skipping AllocsPerRun for gccgo")
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return
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for _, test := range tests {
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allocs := testing.AllocsPerRun(100, func() { filepath.Clean(test.result) })
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if allocs > 0 {
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t.Errorf("Clean(%q): %v allocs, want zero", test.result, allocs)
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}
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}
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}
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const sep = filepath.Separator
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var slashtests = []PathTest{
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{"", ""},
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{"/", string(sep)},
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{"/a/b", string([]byte{sep, 'a', sep, 'b'})},
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{"a//b", string([]byte{'a', sep, sep, 'b'})},
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}
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func TestFromAndToSlash(t *testing.T) {
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for _, test := range slashtests {
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if s := filepath.FromSlash(test.path); s != test.result {
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t.Errorf("FromSlash(%q) = %q, want %q", test.path, s, test.result)
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}
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if s := filepath.ToSlash(test.result); s != test.path {
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t.Errorf("ToSlash(%q) = %q, want %q", test.result, s, test.path)
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}
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}
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}
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type SplitListTest struct {
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list string
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result []string
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}
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const lsep = filepath.ListSeparator
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var splitlisttests = []SplitListTest{
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{"", []string{}},
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{string([]byte{'a', lsep, 'b'}), []string{"a", "b"}},
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{string([]byte{lsep, 'a', lsep, 'b'}), []string{"", "a", "b"}},
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}
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var winsplitlisttests = []SplitListTest{
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// quoted
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{`"a"`, []string{`a`}},
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// semicolon
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{`";"`, []string{`;`}},
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{`"a;b"`, []string{`a;b`}},
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{`";";`, []string{`;`, ``}},
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{`;";"`, []string{``, `;`}},
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// partially quoted
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{`a";"b`, []string{`a;b`}},
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{`a; ""b`, []string{`a`, ` b`}},
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{`"a;b`, []string{`a;b`}},
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{`""a;b`, []string{`a`, `b`}},
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{`"""a;b`, []string{`a;b`}},
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{`""""a;b`, []string{`a`, `b`}},
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{`a";b`, []string{`a;b`}},
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{`a;b";c`, []string{`a`, `b;c`}},
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{`"a";b";c`, []string{`a`, `b;c`}},
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}
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func TestSplitList(t *testing.T) {
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tests := splitlisttests
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if runtime.GOOS == "windows" {
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tests = append(tests, winsplitlisttests...)
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}
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for _, test := range tests {
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if l := filepath.SplitList(test.list); !reflect.DeepEqual(l, test.result) {
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t.Errorf("SplitList(%#q) = %#q, want %#q", test.list, l, test.result)
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}
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}
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}
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type SplitTest struct {
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path, dir, file string
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}
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var unixsplittests = []SplitTest{
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{"a/b", "a/", "b"},
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{"a/b/", "a/b/", ""},
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{"a/", "a/", ""},
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{"a", "", "a"},
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{"/", "/", ""},
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}
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var winsplittests = []SplitTest{
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{`c:`, `c:`, ``},
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{`c:/`, `c:/`, ``},
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{`c:/foo`, `c:/`, `foo`},
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{`c:/foo/bar`, `c:/foo/`, `bar`},
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{`//host/share`, `//host/share`, ``},
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{`//host/share/`, `//host/share/`, ``},
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{`//host/share/foo`, `//host/share/`, `foo`},
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{`\\host\share`, `\\host\share`, ``},
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{`\\host\share\`, `\\host\share\`, ``},
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{`\\host\share\foo`, `\\host\share\`, `foo`},
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}
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func TestSplit(t *testing.T) {
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var splittests []SplitTest
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splittests = unixsplittests
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if runtime.GOOS == "windows" {
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splittests = append(splittests, winsplittests...)
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}
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for _, test := range splittests {
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if d, f := filepath.Split(test.path); d != test.dir || f != test.file {
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t.Errorf("Split(%q) = %q, %q, want %q, %q", test.path, d, f, test.dir, test.file)
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}
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}
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}
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type JoinTest struct {
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elem []string
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path string
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}
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var jointests = []JoinTest{
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// zero parameters
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{[]string{}, ""},
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// one parameter
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{[]string{""}, ""},
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{[]string{"a"}, "a"},
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// two parameters
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{[]string{"a", "b"}, "a/b"},
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{[]string{"a", ""}, "a"},
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{[]string{"", "b"}, "b"},
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{[]string{"/", "a"}, "/a"},
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{[]string{"/", ""}, "/"},
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{[]string{"a/", "b"}, "a/b"},
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{[]string{"a/", ""}, "a"},
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{[]string{"", ""}, ""},
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}
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var winjointests = []JoinTest{
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{[]string{`directory`, `file`}, `directory\file`},
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{[]string{`C:\Windows\`, `System32`}, `C:\Windows\System32`},
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{[]string{`C:\Windows\`, ``}, `C:\Windows`},
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{[]string{`C:\`, `Windows`}, `C:\Windows`},
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{[]string{`C:`, `Windows`}, `C:\Windows`},
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{[]string{`\\host\share`, `foo`}, `\\host\share\foo`},
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{[]string{`//host/share`, `foo/bar`}, `\\host\share\foo\bar`},
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}
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// join takes a []string and passes it to Join.
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func join(elem []string, args ...string) string {
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args = elem
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return filepath.Join(args...)
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}
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func TestJoin(t *testing.T) {
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if runtime.GOOS == "windows" {
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jointests = append(jointests, winjointests...)
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}
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for _, test := range jointests {
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if p := join(test.elem); p != filepath.FromSlash(test.path) {
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t.Errorf("join(%q) = %q, want %q", test.elem, p, test.path)
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}
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}
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}
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type ExtTest struct {
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path, ext string
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}
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var exttests = []ExtTest{
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{"path.go", ".go"},
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{"path.pb.go", ".go"},
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{"a.dir/b", ""},
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{"a.dir/b.go", ".go"},
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{"a.dir/", ""},
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}
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func TestExt(t *testing.T) {
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for _, test := range exttests {
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if x := filepath.Ext(test.path); x != test.ext {
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t.Errorf("Ext(%q) = %q, want %q", test.path, x, test.ext)
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}
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}
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}
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type Node struct {
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name string
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entries []*Node // nil if the entry is a file
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mark int
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}
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var tree = &Node{
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"testdata",
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[]*Node{
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{"a", nil, 0},
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{"b", []*Node{}, 0},
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{"c", nil, 0},
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{
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"d",
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[]*Node{
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{"x", nil, 0},
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{"y", []*Node{}, 0},
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{
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"z",
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[]*Node{
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{"u", nil, 0},
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{"v", nil, 0},
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},
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0,
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},
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},
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0,
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},
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},
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0,
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}
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func walkTree(n *Node, path string, f func(path string, n *Node)) {
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f(path, n)
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for _, e := range n.entries {
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walkTree(e, filepath.Join(path, e.name), f)
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}
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}
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func makeTree(t *testing.T) {
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walkTree(tree, tree.name, func(path string, n *Node) {
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if n.entries == nil {
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fd, err := os.Create(path)
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if err != nil {
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t.Errorf("makeTree: %v", err)
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return
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}
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fd.Close()
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} else {
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os.Mkdir(path, 0770)
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}
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})
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}
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func markTree(n *Node) { walkTree(n, "", func(path string, n *Node) { n.mark++ }) }
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func checkMarks(t *testing.T, report bool) {
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walkTree(tree, tree.name, func(path string, n *Node) {
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if n.mark != 1 && report {
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t.Errorf("node %s mark = %d; expected 1", path, n.mark)
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}
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n.mark = 0
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})
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}
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// Assumes that each node name is unique. Good enough for a test.
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// If clear is true, any incoming error is cleared before return. The errors
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// are always accumulated, though.
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func mark(path string, info os.FileInfo, err error, errors *[]error, clear bool) error {
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if err != nil {
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*errors = append(*errors, err)
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if clear {
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return nil
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}
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return err
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}
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name := info.Name()
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walkTree(tree, tree.name, func(path string, n *Node) {
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if n.name == name {
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n.mark++
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}
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})
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return nil
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}
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func TestWalk(t *testing.T) {
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makeTree(t)
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errors := make([]error, 0, 10)
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clear := true
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markFn := func(path string, info os.FileInfo, err error) error {
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return mark(path, info, err, &errors, clear)
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}
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// Expect no errors.
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err := filepath.Walk(tree.name, markFn)
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if err != nil {
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t.Fatalf("no error expected, found: %s", err)
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}
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if len(errors) != 0 {
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t.Fatalf("unexpected errors: %s", errors)
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}
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checkMarks(t, true)
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errors = errors[0:0]
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// Test permission errors. Only possible if we're not root
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// and only on some file systems (AFS, FAT). To avoid errors during
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// all.bash on those file systems, skip during go test -short.
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if os.Getuid() > 0 && !testing.Short() {
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// introduce 2 errors: chmod top-level directories to 0
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os.Chmod(filepath.Join(tree.name, tree.entries[1].name), 0)
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os.Chmod(filepath.Join(tree.name, tree.entries[3].name), 0)
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// 3) capture errors, expect two.
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// mark respective subtrees manually
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markTree(tree.entries[1])
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markTree(tree.entries[3])
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// correct double-marking of directory itself
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tree.entries[1].mark--
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tree.entries[3].mark--
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err := filepath.Walk(tree.name, markFn)
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if err != nil {
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t.Fatalf("expected no error return from Walk, got %s", err)
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}
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if len(errors) != 2 {
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t.Errorf("expected 2 errors, got %d: %s", len(errors), errors)
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}
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// the inaccessible subtrees were marked manually
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checkMarks(t, true)
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errors = errors[0:0]
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// 4) capture errors, stop after first error.
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// mark respective subtrees manually
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markTree(tree.entries[1])
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markTree(tree.entries[3])
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// correct double-marking of directory itself
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tree.entries[1].mark--
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tree.entries[3].mark--
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clear = false // error will stop processing
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err = filepath.Walk(tree.name, markFn)
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if err == nil {
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t.Fatalf("expected error return from Walk")
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}
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if len(errors) != 1 {
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t.Errorf("expected 1 error, got %d: %s", len(errors), errors)
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}
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// the inaccessible subtrees were marked manually
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checkMarks(t, false)
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errors = errors[0:0]
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// restore permissions
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os.Chmod(filepath.Join(tree.name, tree.entries[1].name), 0770)
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os.Chmod(filepath.Join(tree.name, tree.entries[3].name), 0770)
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}
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// cleanup
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if err := os.RemoveAll(tree.name); err != nil {
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t.Errorf("removeTree: %v", err)
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}
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}
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func touch(t *testing.T, name string) {
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f, err := os.Create(name)
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if err != nil {
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t.Fatal(err)
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}
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if err := f.Close(); err != nil {
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t.Fatal(err)
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}
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}
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func TestWalkFileError(t *testing.T) {
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td, err := ioutil.TempDir("", "walktest")
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if err != nil {
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t.Fatal(err)
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}
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defer os.RemoveAll(td)
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touch(t, filepath.Join(td, "foo"))
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touch(t, filepath.Join(td, "bar"))
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dir := filepath.Join(td, "dir")
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if err := os.MkdirAll(filepath.Join(td, "dir"), 0755); err != nil {
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t.Fatal(err)
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}
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touch(t, filepath.Join(dir, "baz"))
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touch(t, filepath.Join(dir, "stat-error"))
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defer func() {
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*filepath.LstatP = os.Lstat
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}()
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statErr := errors.New("some stat error")
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*filepath.LstatP = func(path string) (os.FileInfo, error) {
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if strings.HasSuffix(path, "stat-error") {
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return nil, statErr
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}
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return os.Lstat(path)
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}
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got := map[string]error{}
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err = filepath.Walk(td, func(path string, fi os.FileInfo, err error) error {
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rel, _ := filepath.Rel(td, path)
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got[filepath.ToSlash(rel)] = err
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return nil
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})
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if err != nil {
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t.Errorf("Walk error: %v", err)
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}
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want := map[string]error{
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".": nil,
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"foo": nil,
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"bar": nil,
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"dir": nil,
|
|
"dir/baz": nil,
|
|
"dir/stat-error": statErr,
|
|
}
|
|
if !reflect.DeepEqual(got, want) {
|
|
t.Errorf("Walked %#v; want %#v", got, want)
|
|
}
|
|
}
|
|
|
|
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 {
|
|
// If dest is empty, the path is created; otherwise the dest is symlinked to the path.
|
|
path, dest string
|
|
}
|
|
|
|
var EvalSymlinksTestDirs = []EvalSymlinksTest{
|
|
{"test", ""},
|
|
{"test/dir", ""},
|
|
{"test/dir/link3", "../../"},
|
|
{"test/link1", "../test"},
|
|
{"test/link2", "dir"},
|
|
{"test/linkabs", "/"},
|
|
}
|
|
|
|
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"},
|
|
{"test/linkabs", "/"},
|
|
}
|
|
|
|
var EvalSymlinksAbsWindowsTests = []EvalSymlinksTest{
|
|
{`c:\`, `c:\`},
|
|
}
|
|
|
|
// simpleJoin builds a file name from the directory and path.
|
|
// It does not use Join because we don't want ".." to be evaluated.
|
|
func simpleJoin(dir, path string) string {
|
|
return dir + string(filepath.Separator) + path
|
|
}
|
|
|
|
func TestEvalSymlinks(t *testing.T) {
|
|
switch runtime.GOOS {
|
|
case "nacl", "plan9":
|
|
t.Skipf("skipping on %s", runtime.GOOS)
|
|
}
|
|
|
|
tmpDir, err := ioutil.TempDir("", "evalsymlink")
|
|
if err != nil {
|
|
t.Fatal("creating temp dir:", err)
|
|
}
|
|
defer os.RemoveAll(tmpDir)
|
|
|
|
// /tmp may itself be a symlink! Avoid the confusion, although
|
|
// it means trusting the thing we're testing.
|
|
tmpDir, err = filepath.EvalSymlinks(tmpDir)
|
|
if err != nil {
|
|
t.Fatal("eval symlink for tmp dir:", err)
|
|
}
|
|
|
|
// Create the symlink farm using relative paths.
|
|
for _, d := range EvalSymlinksTestDirs {
|
|
var err error
|
|
path := simpleJoin(tmpDir, d.path)
|
|
if d.dest == "" {
|
|
err = os.Mkdir(path, 0755)
|
|
} else {
|
|
if runtime.GOOS != "windows" {
|
|
err = os.Symlink(d.dest, 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)
|
|
// test "canonical" names
|
|
d2 := EvalSymlinksTest{
|
|
path: strings.ToUpper(d.path),
|
|
dest: d.dest,
|
|
}
|
|
tests = append(tests, d2)
|
|
}
|
|
}
|
|
} else {
|
|
tests = EvalSymlinksTests
|
|
}
|
|
|
|
// Evaluate the symlink farm.
|
|
for _, d := range tests {
|
|
path := simpleJoin(tmpDir, d.path)
|
|
dest := simpleJoin(tmpDir, d.dest)
|
|
if filepath.IsAbs(d.dest) {
|
|
dest = d.dest
|
|
}
|
|
if p, err := filepath.EvalSymlinks(path); err != nil {
|
|
t.Errorf("EvalSymlinks(%q) error: %v", d.path, err)
|
|
} else if filepath.Clean(p) != filepath.Clean(dest) {
|
|
t.Errorf("Clean(%q)=%q, want %q", path, p, dest)
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test directories relative to temporary directory.
|
|
// The tests are run in absTestDirs[0].
|
|
var absTestDirs = []string{
|
|
"a",
|
|
"a/b",
|
|
"a/b/c",
|
|
}
|
|
|
|
// Test paths relative to temporary directory. $ expands to the directory.
|
|
// The tests are run in absTestDirs[0].
|
|
// We create absTestDirs first.
|
|
var absTests = []string{
|
|
".",
|
|
"b",
|
|
"../a",
|
|
"../a/b",
|
|
"../a/b/./c/../../.././a",
|
|
"$",
|
|
"$/.",
|
|
"$/a/../a/b",
|
|
"$/a/b/c/../../.././a",
|
|
}
|
|
|
|
func TestAbs(t *testing.T) {
|
|
oldwd, err := os.Getwd()
|
|
if err != nil {
|
|
t.Fatal("Getwd failed: ", err)
|
|
}
|
|
defer os.Chdir(oldwd)
|
|
|
|
root, err := ioutil.TempDir("", "TestAbs")
|
|
if err != nil {
|
|
t.Fatal("TempDir failed: ", err)
|
|
}
|
|
defer os.RemoveAll(root)
|
|
|
|
wd, err := os.Getwd()
|
|
if err != nil {
|
|
t.Fatal("getwd failed: ", err)
|
|
}
|
|
err = os.Chdir(root)
|
|
if err != nil {
|
|
t.Fatal("chdir failed: ", err)
|
|
}
|
|
defer os.Chdir(wd)
|
|
|
|
for _, dir := range absTestDirs {
|
|
err = os.Mkdir(dir, 0777)
|
|
if err != nil {
|
|
t.Fatal("Mkdir failed: ", err)
|
|
}
|
|
}
|
|
|
|
err = os.Chdir(absTestDirs[0])
|
|
if err != nil {
|
|
t.Fatal("chdir failed: ", err)
|
|
}
|
|
|
|
for _, path := range absTests {
|
|
path = strings.Replace(path, "$", root, -1)
|
|
info, err := os.Stat(path)
|
|
if err != nil {
|
|
t.Errorf("%s: %s", path, err)
|
|
continue
|
|
}
|
|
|
|
abspath, err := filepath.Abs(path)
|
|
if err != nil {
|
|
t.Errorf("Abs(%q) error: %v", path, err)
|
|
continue
|
|
}
|
|
absinfo, err := os.Stat(abspath)
|
|
if err != nil || !os.SameFile(absinfo, info) {
|
|
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:`},
|
|
{`2:`, ``},
|
|
{``, ``},
|
|
{`\\\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)
|
|
}
|
|
}
|
|
}
|
|
|
|
func TestDriveLetterInEvalSymlinks(t *testing.T) {
|
|
if runtime.GOOS != "windows" {
|
|
return
|
|
}
|
|
wd, _ := os.Getwd()
|
|
if len(wd) < 3 {
|
|
t.Errorf("Current directory path %q is too short", wd)
|
|
}
|
|
lp := strings.ToLower(wd)
|
|
up := strings.ToUpper(wd)
|
|
flp, err := filepath.EvalSymlinks(lp)
|
|
if err != nil {
|
|
t.Fatalf("EvalSymlinks(%q) failed: %q", lp, err)
|
|
}
|
|
fup, err := filepath.EvalSymlinks(up)
|
|
if err != nil {
|
|
t.Fatalf("EvalSymlinks(%q) failed: %q", up, err)
|
|
}
|
|
if flp != fup {
|
|
t.Errorf("Results of EvalSymlinks do not match: %q and %q", flp, fup)
|
|
}
|
|
}
|
|
|
|
/* This test does not work gccgo, since the sources are arranged
|
|
differently.
|
|
|
|
func TestBug3486(t *testing.T) { // http://code.google.com/p/go/issues/detail?id=3486
|
|
root, err := filepath.EvalSymlinks(runtime.GOROOT() + "/test")
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
bugs := filepath.Join(root, "bugs")
|
|
ken := filepath.Join(root, "ken")
|
|
seenBugs := false
|
|
seenKen := false
|
|
filepath.Walk(root, func(pth string, info os.FileInfo, err error) error {
|
|
if err != nil {
|
|
t.Fatal(err)
|
|
}
|
|
|
|
switch pth {
|
|
case bugs:
|
|
seenBugs = true
|
|
return filepath.SkipDir
|
|
case ken:
|
|
if !seenBugs {
|
|
t.Fatal("filepath.Walk out of order - ken before bugs")
|
|
}
|
|
seenKen = true
|
|
}
|
|
return nil
|
|
})
|
|
if !seenKen {
|
|
t.Fatalf("%q not seen", ken)
|
|
}
|
|
}
|
|
|
|
*/
|