1 files changed, 20 insertions, 8 deletions

diff --git a/src/archive/zip/reader_test.go b/src/archive/zip/reader_test.go
index adca87a8b3..b7a7d7a757 100644
--- a/src/archive/zip/reader_test.go
+++ b/src/archive/zip/reader_test.go
@@ -10,12 +10,14 @@ import (
 	"encoding/hex"
 	"internal/obscuretestdata"
 	"io"
+	"io/fs"
 	"io/ioutil"
 	"os"
 	"path/filepath"
 	"regexp"
 	"strings"
 	"testing"
+	"testing/fstest"
 	"time"
 )
 
@@ -30,7 +32,7 @@ type ZipTest struct {
 
 type ZipTestFile struct {
 	Name     string
-	Mode     os.FileMode
+	Mode     fs.FileMode
 	NonUTF8  bool
 	ModTime  time.Time
 	Modified time.Time
@@ -107,7 +109,7 @@ var tests = []ZipTest{
 				Name:     "symlink",
 				Content:  []byte("../target"),
 				Modified: time.Date(2012, 2, 3, 19, 56, 48, 0, timeZone(-2*time.Hour)),
-				Mode:     0777 | os.ModeSymlink,
+				Mode:     0777 | fs.ModeSymlink,
 			},
 		},
 	},
@@ -149,7 +151,7 @@ var tests = []ZipTest{
 				Name:     "dir/empty/",
 				Content:  []byte{},
 				Modified: time.Date(2011, 12, 8, 10, 8, 6, 0, time.UTC),
-				Mode:     os.ModeDir | 0777,
+				Mode:     fs.ModeDir | 0777,
 			},
 			{
 				Name:     "readonly",
@@ -179,7 +181,7 @@ var tests = []ZipTest{
 				Name:     "dir/empty/",
 				Content:  []byte{},
 				Modified: time.Date(2011, 12, 8, 10, 8, 6, 0, timeZone(0)),
-				Mode:     os.ModeDir | 0777,
+				Mode:     fs.ModeDir | 0777,
 			},
 			{
 				Name:     "readonly",
@@ -645,7 +647,7 @@ func readTestFile(t *testing.T, zt ZipTest, ft ZipTestFile, f *File) {
 	}
 }
 
-func testFileMode(t *testing.T, f *File, want os.FileMode) {
+func testFileMode(t *testing.T, f *File, want fs.FileMode) {
 	mode := f.Mode()
 	if want == 0 {
 		t.Errorf("%s mode: got %v, want none", f.Name, mode)
@@ -928,7 +930,7 @@ func returnBigZipBytes() (r io.ReaderAt, size int64) {
 		if err != nil {
 			panic(err)
 		}
-		b, err = ioutil.ReadAll(f)
+		b, err = io.ReadAll(f)
 		if err != nil {
 			panic(err)
 		}
@@ -985,7 +987,7 @@ func TestIssue10957(t *testing.T) {
 			continue
 		}
 		if f.UncompressedSize64 < 1e6 {
-			n, err := io.Copy(ioutil.Discard, r)
+			n, err := io.Copy(io.Discard, r)
 			if i == 3 && err != io.ErrUnexpectedEOF {
 				t.Errorf("File[3] error = %v; want io.ErrUnexpectedEOF", err)
 			}
@@ -1027,7 +1029,7 @@ func TestIssue11146(t *testing.T) {
 	if err != nil {
 		t.Fatal(err)
 	}
-	_, err = ioutil.ReadAll(r)
+	_, err = io.ReadAll(r)
 	if err != io.ErrUnexpectedEOF {
 		t.Errorf("File[0] error = %v; want io.ErrUnexpectedEOF", err)
 	}
@@ -1070,3 +1072,13 @@ func TestIssue12449(t *testing.T) {
 		t.Errorf("Error reading the archive: %v", err)
 	}
 }
+
+func TestFS(t *testing.T) {
+	z, err := OpenReader("testdata/unix.zip")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := fstest.TestFS(z, "hello", "dir/bar", "dir/empty", "readonly"); err != nil {
+		t.Fatal(err)
+	}
+}