Fix #141 comparing symlink permissions

fs/manifest_darwin.go

@@ -0,0 +1,30 @@
+// +build darwin
+
+package fs
+
+import (
+	"os"
+	"syscall"
+)
+
+const (
+	defaultRootDirMode = os.ModeDir | 0700
+	defaultSymlinkMode = os.ModeSymlink | 0755
+)
+
+func newResourceFromInfo(info os.FileInfo) resource {
+	statT := info.Sys().(*syscall.Stat_t)
+	return resource{
+		mode: info.Mode(),
+		uid:  statT.Uid,
+		gid:  statT.Gid,
+	}
+}
+
+func (p *filePath) SetMode(mode os.FileMode) {
+	p.file.mode = mode
+}
+
+func (p *directoryPath) SetMode(mode os.FileMode) {
+	p.directory.mode = mode | os.ModeDir
+}

fs/manifest_test.go

@@ -75,6 +75,17 @@ func TestManifestFromDir(t *testing.T) {
 	actual.root.items["s"].(*directory).items["k"].(*file).content.Close()
 }
 
+func TestSymlinks(t *testing.T) {
+	rootDirectory := NewDir(t, "root",
+		WithFile("foo.txt", "foo"),
+		WithSymlink("foo.link", "foo.txt"))
+	defer rootDirectory.Remove()
+	expected := Expected(t,
+		WithFile("foo.txt", "foo"),
+		WithSymlink("foo.link", rootDirectory.Join("foo.txt")))
+	assert.Assert(t, Equal(rootDirectory.Path(), expected))
+}
+
 var cmpManifest = cmp.Options{
 	cmp.AllowUnexported(Manifest{}, resource{}, file{}, symlink{}, directory{}),
 	cmp.Comparer(func(x, y io.ReadCloser) bool {

fs/manifest_unix.go

@@ -1,4 +1,4 @@
-// +build !windows
+// +build !windows,!darwin
 
 package fs