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// Copyright 2019 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package hugofs
import (
"errors"
"fmt"
"os"
"path/filepath"
"testing"
"github.com/gohugoio/hugo/hugofs/glob"
"github.com/spf13/afero"
qt "github.com/frankban/quicktest"
)
func TestFilenameFilterFs(t *testing.T) {
c := qt.New(t)
base := filepath.FromSlash("/mybase")
fs := NewBaseFileDecorator(afero.NewMemMapFs())
for _, letter := range []string{"a", "b", "c"} {
for i := 1; i <= 3; i++ {
c.Assert(afero.WriteFile(fs, filepath.Join(base, letter, fmt.Sprintf("my%d.txt", i)), []byte("some text file for"+letter), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join(base, letter, fmt.Sprintf("my%d.json", i)), []byte("some json file for"+letter), 0755), qt.IsNil)
}
}
fs = afero.NewBasePathFs(fs, base)
filter, err := glob.NewFilenameFilter(nil, []string{"/b/**.txt"})
c.Assert(err, qt.IsNil)
fs = newFilenameFilterFs(fs, base, filter)
assertExists := func(filename string, shouldExist bool) {
filename = filepath.Clean(filename)
_, err1 := fs.Stat(filename)
f, err2 := fs.Open(filename)
if shouldExist {
c.Assert(err1, qt.IsNil)
c.Assert(err2, qt.IsNil)
defer f.Close()
} else {
for _, err := range []error{err1, err2} {
c.Assert(err, qt.Not(qt.IsNil))
c.Assert(errors.Is(err, os.ErrNotExist), qt.IsTrue)
}
}
}
assertExists("/a/my1.txt", true)
assertExists("/b/my1.txt", false)
dirB, err := fs.Open("/b")
defer dirB.Close()
c.Assert(err, qt.IsNil)
dirBEntries, err := dirB.Readdirnames(-1)
c.Assert(dirBEntries, qt.DeepEquals, []string{"my1.json", "my2.json", "my3.json"})
dirC, err := fs.Open("/c")
defer dirC.Close()
c.Assert(err, qt.IsNil)
dirCEntries, err := dirC.Readdirnames(-1)
c.Assert(dirCEntries, qt.DeepEquals, []string{"my1.json", "my1.txt", "my2.json", "my2.txt", "my3.json", "my3.txt"})
}
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