afero/zipfs/zipfs_test.go

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package zipfs
import (
"archive/zip"
"path/filepath"
"reflect"
"testing"
2022-12-12 18:01:24 +03:00
"git.internal/re/afero"
)
func TestZipFS(t *testing.T) {
zrc, err := zip.OpenReader("testdata/t.zip")
if err != nil {
t.Fatal(err)
}
zfs := New(&zrc.Reader)
a := &afero.Afero{Fs: zfs}
buf, err := a.ReadFile("testFile")
if err != nil {
t.Error(err)
}
if len(buf) != 8192 {
t.Errorf("short read: %d != 8192", len(buf))
}
buf = make([]byte, 8)
f, err := a.Open("testFile")
if err != nil {
t.Error(err)
}
if n, err := f.ReadAt(buf, 4092); err != nil {
t.Error(err)
} else if n != 8 {
t.Errorf("expected to read 8 bytes, got %d", n)
} else if string(buf) != "aaaabbbb" {
t.Errorf("expected to get <aaaabbbb>, got <%s>", string(buf))
}
d, err := a.Open("/")
if d == nil {
t.Error(`Open("/") returns nil`)
}
if err != nil {
t.Errorf(`Open("/"): err = %v`, err)
}
if s, _ := d.Stat(); !s.IsDir() {
t.Error(`expected root ("/") to be a directory`)
}
if n := d.Name(); n != string(filepath.Separator) {
t.Errorf("Wrong Name() of root directory: Expected: '%c', got '%s'", filepath.Separator, n)
}
buf = make([]byte, 8192)
if n, err := f.Read(buf); err != nil {
t.Error(err)
} else if n != 8192 {
t.Errorf("expected to read 8192 bytes, got %d", n)
} else if buf[4095] != 'a' || buf[4096] != 'b' {
t.Error("got wrong contents")
}
for _, s := range []struct {
path string
dir bool
}{
{"/", true},
{"testDir1", true},
{"testDir1/testFile", false},
{"testFile", false},
{"sub", true},
{"sub/testDir2", true},
{"sub/testDir2/testFile", false},
} {
if dir, _ := a.IsDir(s.path); dir == s.dir {
t.Logf("%s: directory check ok", s.path)
} else {
t.Errorf("%s: directory check NOT ok: %t, expected %t", s.path, dir, s.dir)
}
}
for _, s := range []struct {
glob string
entries []string
}{
{filepath.FromSlash("/*"), []string{filepath.FromSlash("/sub"), filepath.FromSlash("/testDir1"), filepath.FromSlash("/testFile")}},
{filepath.FromSlash("*"), []string{filepath.FromSlash("sub"), filepath.FromSlash("testDir1"), filepath.FromSlash("testFile")}},
{filepath.FromSlash("sub/*"), []string{filepath.FromSlash("sub/testDir2")}},
{filepath.FromSlash("sub/testDir2/*"), []string{filepath.FromSlash("sub/testDir2/testFile")}},
{filepath.FromSlash("testDir1/*"), []string{filepath.FromSlash("testDir1/testFile")}},
} {
entries, err := afero.Glob(zfs, s.glob)
if err != nil {
t.Error(err)
}
if reflect.DeepEqual(entries, s.entries) {
t.Logf("glob: %s: glob ok", s.glob)
} else {
t.Errorf("glob: %s: got %#v, expected %#v", s.glob, entries, s.entries)
}
}
}