ref: 5f1aafafb40299bb4c8aebf71e05843431eb84c5
dir: /hugofs/rootmapping_fs_test.go/
// 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 (
"io/ioutil"
"os"
"path/filepath"
"testing"
"github.com/spf13/viper"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/htesting"
"github.com/spf13/afero"
)
func TestLanguageRootMapping(t *testing.T) {
c := qt.New(t)
v := viper.New()
v.Set("contentDir", "content")
fs := NewBaseFileDecorator(afero.NewMemMapFs())
c.Assert(afero.WriteFile(fs, filepath.Join("content/sv/svdir", "main.txt"), []byte("main sv"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/mysvblogcontent", "sv-f.txt"), []byte("some sv blog content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/myenblogcontent", "en-f.txt"), []byte("some en blog content in a"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/myotherenblogcontent", "en-f2.txt"), []byte("some en content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/mysvdocs", "sv-docs.txt"), []byte("some sv docs content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/b/myenblogcontent", "en-b-f.txt"), []byte("some en content"), 0755), qt.IsNil)
rfs, err := NewRootMappingFs(fs,
RootMapping{
From: "content/blog", // Virtual path, first element is one of content, static, layouts etc.
To: "themes/a/mysvblogcontent", // Real path
Meta: FileMeta{"lang": "sv"},
},
RootMapping{
From: "content/blog",
To: "themes/a/myenblogcontent",
Meta: FileMeta{"lang": "en"},
},
RootMapping{
From: "content/blog",
To: "content/sv",
Meta: FileMeta{"lang": "sv"},
},
RootMapping{
From: "content/blog",
To: "themes/a/myotherenblogcontent",
Meta: FileMeta{"lang": "en"},
},
RootMapping{
From: "content/docs",
To: "themes/a/mysvdocs",
Meta: FileMeta{"lang": "sv"},
},
)
c.Assert(err, qt.IsNil)
collected, err := collectFilenames(rfs, "content", "content")
c.Assert(err, qt.IsNil)
c.Assert(collected, qt.DeepEquals, []string{"blog/en-f.txt", "blog/en-f2.txt", "blog/sv-f.txt", "blog/svdir/main.txt", "docs/sv-docs.txt"})
bfs := afero.NewBasePathFs(rfs, "content")
collected, err = collectFilenames(bfs, "", "")
c.Assert(err, qt.IsNil)
c.Assert(collected, qt.DeepEquals, []string{"blog/en-f.txt", "blog/en-f2.txt", "blog/sv-f.txt", "blog/svdir/main.txt", "docs/sv-docs.txt"})
dirs, err := rfs.Dirs(filepath.FromSlash("content/blog"))
c.Assert(err, qt.IsNil)
c.Assert(len(dirs), qt.Equals, 4)
getDirnames := func(name string, rfs *RootMappingFs) []string {
filename := filepath.FromSlash(name)
f, err := rfs.Open(filename)
c.Assert(err, qt.IsNil)
names, err := f.Readdirnames(-1)
f.Close()
c.Assert(err, qt.IsNil)
info, err := rfs.Stat(filename)
c.Assert(err, qt.IsNil)
f2, err := info.(FileMetaInfo).Meta().Open()
c.Assert(err, qt.IsNil)
names2, err := f2.Readdirnames(-1)
c.Assert(err, qt.IsNil)
c.Assert(names2, qt.DeepEquals, names)
f2.Close()
return names
}
rfsEn := rfs.Filter(func(rm RootMapping) bool {
return rm.Meta.Lang() == "en"
})
c.Assert(getDirnames("content/blog", rfsEn), qt.DeepEquals, []string{"en-f.txt", "en-f2.txt"})
rfsSv := rfs.Filter(func(rm RootMapping) bool {
return rm.Meta.Lang() == "sv"
})
c.Assert(getDirnames("content/blog", rfsSv), qt.DeepEquals, []string{"sv-f.txt", "svdir"})
// Make sure we have not messed with the original
c.Assert(getDirnames("content/blog", rfs), qt.DeepEquals, []string{"sv-f.txt", "en-f.txt", "svdir", "en-f2.txt"})
c.Assert(getDirnames("content", rfsSv), qt.DeepEquals, []string{"blog", "docs"})
c.Assert(getDirnames("content", rfs), qt.DeepEquals, []string{"blog", "docs"})
}
func TestRootMappingFsDirnames(t *testing.T) {
c := qt.New(t)
fs := NewBaseFileDecorator(afero.NewMemMapFs())
testfile := "myfile.txt"
c.Assert(fs.Mkdir("f1t", 0755), qt.IsNil)
c.Assert(fs.Mkdir("f2t", 0755), qt.IsNil)
c.Assert(fs.Mkdir("f3t", 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("f2t", testfile), []byte("some content"), 0755), qt.IsNil)
rfs, err := NewRootMappingFsFromFromTo(fs, "static/bf1", "f1t", "static/cf2", "f2t", "static/af3", "f3t")
c.Assert(err, qt.IsNil)
fif, err := rfs.Stat(filepath.Join("static/cf2", testfile))
c.Assert(err, qt.IsNil)
c.Assert(fif.Name(), qt.Equals, "myfile.txt")
fifm := fif.(FileMetaInfo).Meta()
c.Assert(fifm.Filename(), qt.Equals, filepath.FromSlash("f2t/myfile.txt"))
root, err := rfs.Open(filepathSeparator)
c.Assert(err, qt.IsNil)
dirnames, err := root.Readdirnames(-1)
c.Assert(err, qt.IsNil)
c.Assert(dirnames, qt.DeepEquals, []string{"bf1", "cf2", "af3"})
}
func TestRootMappingFsFilename(t *testing.T) {
c := qt.New(t)
workDir, clean, err := htesting.CreateTempDir(Os, "hugo-root-filename")
c.Assert(err, qt.IsNil)
defer clean()
fs := NewBaseFileDecorator(Os)
testfilename := filepath.Join(workDir, "f1t/foo/file.txt")
c.Assert(fs.MkdirAll(filepath.Join(workDir, "f1t/foo"), 0777), qt.IsNil)
c.Assert(afero.WriteFile(fs, testfilename, []byte("content"), 0666), qt.IsNil)
rfs, err := NewRootMappingFsFromFromTo(fs, "static/f1", filepath.Join(workDir, "f1t"), "static/f2", filepath.Join(workDir, "f2t"))
c.Assert(err, qt.IsNil)
fi, err := rfs.Stat(filepath.FromSlash("static/f1/foo/file.txt"))
c.Assert(err, qt.IsNil)
fim := fi.(FileMetaInfo)
c.Assert(fim.Meta().Filename(), qt.Equals, testfilename)
_, err = rfs.Stat(filepath.FromSlash("static/f1"))
c.Assert(err, qt.IsNil)
}
func TestRootMappingFsMount(t *testing.T) {
c := qt.New(t)
fs := NewBaseFileDecorator(afero.NewMemMapFs())
testfile := "test.txt"
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/mynoblogcontent", testfile), []byte("some no content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/myenblogcontent", testfile), []byte("some en content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/mysvblogcontent", testfile), []byte("some sv content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join("themes/a/mysvblogcontent", "other.txt"), []byte("some sv content"), 0755), qt.IsNil)
bfs := afero.NewBasePathFs(fs, "themes/a").(*afero.BasePathFs)
rm := []RootMapping{
RootMapping{From: "content/blog",
To: "mynoblogcontent",
Meta: FileMeta{"lang": "no"},
},
RootMapping{From: "content/blog",
To: "myenblogcontent",
Meta: FileMeta{"lang": "en"},
},
RootMapping{From: "content/blog",
To: "mysvblogcontent",
Meta: FileMeta{"lang": "sv"},
},
}
rfs, err := NewRootMappingFs(bfs, rm...)
c.Assert(err, qt.IsNil)
blog, err := rfs.Stat(filepath.FromSlash("content/blog"))
c.Assert(err, qt.IsNil)
blogm := blog.(FileMetaInfo).Meta()
c.Assert(blogm.Lang(), qt.Equals, "sv") // Last match
f, err := blogm.Open()
c.Assert(err, qt.IsNil)
defer f.Close()
dirs1, err := f.Readdirnames(-1)
c.Assert(err, qt.IsNil)
// Union with duplicate dir names filtered.
c.Assert(dirs1, qt.DeepEquals, []string{"test.txt", "test.txt", "other.txt", "test.txt"})
files, err := afero.ReadDir(rfs, filepath.FromSlash("content/blog"))
c.Assert(err, qt.IsNil)
c.Assert(len(files), qt.Equals, 4)
testfilefi := files[1]
c.Assert(testfilefi.Name(), qt.Equals, testfile)
testfilem := testfilefi.(FileMetaInfo).Meta()
c.Assert(testfilem.Filename(), qt.Equals, filepath.FromSlash("themes/a/mynoblogcontent/test.txt"))
tf, err := testfilem.Open()
c.Assert(err, qt.IsNil)
defer tf.Close()
b, err := ioutil.ReadAll(tf)
c.Assert(err, qt.IsNil)
c.Assert(string(b), qt.Equals, "some no content")
}
func TestRootMappingFsMountOverlap(t *testing.T) {
c := qt.New(t)
fs := NewBaseFileDecorator(afero.NewMemMapFs())
c.Assert(afero.WriteFile(fs, filepath.FromSlash("da/a.txt"), []byte("some no content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.FromSlash("db/b.txt"), []byte("some no content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.FromSlash("dc/c.txt"), []byte("some no content"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.FromSlash("de/e.txt"), []byte("some no content"), 0755), qt.IsNil)
rm := []RootMapping{
RootMapping{
From: "static",
To: "da",
},
RootMapping{
From: "static/b",
To: "db",
},
RootMapping{
From: "static/b/c",
To: "dc",
},
RootMapping{
From: "/static/e/",
To: "de",
},
}
rfs, err := NewRootMappingFs(fs, rm...)
c.Assert(err, qt.IsNil)
getDirnames := func(name string) []string {
name = filepath.FromSlash(name)
f, err := rfs.Open(name)
c.Assert(err, qt.IsNil)
defer f.Close()
names, err := f.Readdirnames(-1)
c.Assert(err, qt.IsNil)
return names
}
c.Assert(getDirnames("static"), qt.DeepEquals, []string{"a.txt", "b", "e"})
c.Assert(getDirnames("static/b"), qt.DeepEquals, []string{"b.txt", "c"})
c.Assert(getDirnames("static/b/c"), qt.DeepEquals, []string{"c.txt"})
fi, err := rfs.Stat(filepath.FromSlash("static/b/b.txt"))
c.Assert(err, qt.IsNil)
c.Assert(fi.Name(), qt.Equals, "b.txt")
}
func TestRootMappingFsOs(t *testing.T) {
c := qt.New(t)
fs := afero.NewOsFs()
d, err := ioutil.TempDir("", "hugo-root-mapping")
c.Assert(err, qt.IsNil)
defer func() {
os.RemoveAll(d)
}()
testfile := "myfile.txt"
c.Assert(fs.Mkdir(filepath.Join(d, "f1t"), 0755), qt.IsNil)
c.Assert(fs.Mkdir(filepath.Join(d, "f2t"), 0755), qt.IsNil)
c.Assert(fs.Mkdir(filepath.Join(d, "f3t"), 0755), qt.IsNil)
c.Assert(afero.WriteFile(fs, filepath.Join(d, "f2t", testfile), []byte("some content"), 0755), qt.IsNil)
rfs, err := NewRootMappingFsFromFromTo(fs, "static/bf1", filepath.Join(d, "f1t"), "static/cf2", filepath.Join(d, "f2t"), "static/af3", filepath.Join(d, "f3t"))
c.Assert(err, qt.IsNil)
fif, err := rfs.Stat(filepath.Join("static/cf2", testfile))
c.Assert(err, qt.IsNil)
c.Assert(fif.Name(), qt.Equals, "myfile.txt")
root, err := rfs.Open(filepathSeparator)
c.Assert(err, qt.IsNil)
dirnames, err := root.Readdirnames(-1)
c.Assert(err, qt.IsNil)
c.Assert(dirnames, qt.DeepEquals, []string{"bf1", "cf2", "af3"})
}