Add support for a content dir set per language

A sample config:

```toml
defaultContentLanguage = "en"
defaultContentLanguageInSubdir = true

[Languages]
[Languages.en]
weight = 10
title = "In English"
languageName = "English"
contentDir = "content/english"

[Languages.nn]
weight = 20
title = "På Norsk"
languageName = "Norsk"
contentDir = "content/norwegian"
```

The value of `contentDir` can be any valid path, even absolute path references. The only restriction is that the content dirs cannot overlap.

The content files will be assigned a language by

1. The placement: `content/norwegian/post/my-post.md` will be read as Norwegian content.
2. The filename: `content/english/post/my-post.nn.md` will be read as Norwegian even if it lives in the English content folder.

The content directories will be merged into a big virtual filesystem with one simple rule: The most specific language file will win.
This means that if both `content/norwegian/post/my-post.md` and `content/english/post/my-post.nn.md` exists, they will be considered duplicates and the version inside `content/norwegian` will win.

Note that translations will be automatically assigned by Hugo by the content file's relative placement, so `content/norwegian/post/my-post.md` will be a translation of `content/english/post/my-post.md`.

If this does not work for you, you can connect the translations together by setting a `translationKey` in the content files' front matter.

Fixes #4523
Fixes #4552
Fixes #4553

22 files changed, 602 insertions, 339 deletions

diff --git a/hugolib/config.go b/hugolib/config.go
index 6eca1a969..9f206bc77 100644
--- a/hugolib/config.go
+++ b/hugolib/config.go
@@ -130,21 +130,17 @@ func loadLanguageSettings(cfg config.Provider, oldLangs helpers.Languages) error
 	} else {
 		languages = make(map[string]interface{})
 		for k, v := range languagesFromConfig {
-			isDisabled := false
 			for _, disabled := range disableLanguages {
 				if disabled == defaultLang {
 					return fmt.Errorf("cannot disable default language %q", defaultLang)
 				}
 
 				if strings.EqualFold(k, disabled) {
-					isDisabled = true
+					v.(map[string]interface{})["disabled"] = true
 					break
 				}
 			}
-			if !isDisabled {
-				languages[k] = v
-			}
-
+			languages[k] = v
 		}
 	}
 
diff --git a/hugolib/disableKinds_test.go b/hugolib/disableKinds_test.go
index d689f9dcc..edada1419 100644
--- a/hugolib/disableKinds_test.go
+++ b/hugolib/disableKinds_test.go
@@ -104,8 +104,8 @@ categories:
 
 	writeSource(t, fs, "content/sect/p1.md", fmt.Sprintf(pageTemplate, "P1", "- tag1"))
 
-	writeNewContentFile(t, fs, "Category Terms", "2017-01-01", "content/categories/_index.md", 10)
-	writeNewContentFile(t, fs, "Tag1 List", "2017-01-01", "content/tags/tag1/_index.md", 10)
+	writeNewContentFile(t, fs.Source, "Category Terms", "2017-01-01", "content/categories/_index.md", 10)
+	writeNewContentFile(t, fs.Source, "Tag1 List", "2017-01-01", "content/tags/tag1/_index.md", 10)
 
 	h, err := NewHugoSites(deps.DepsCfg{Fs: fs, Cfg: cfg})
 
diff --git a/hugolib/fileInfo.go b/hugolib/fileInfo.go
index f819f6bfc..90cf91377 100644
--- a/hugolib/fileInfo.go
+++ b/hugolib/fileInfo.go
@@ -14,7 +14,6 @@
 package hugolib
 
 import (
-	"os"
 	"strings"
 
 	"github.com/gohugoio/hugo/helpers"
@@ -25,11 +24,22 @@ import (
 var (
 	_ source.File         = (*fileInfo)(nil)
 	_ source.ReadableFile = (*fileInfo)(nil)
+	_ pathLangFile        = (*fileInfo)(nil)
 )
 
+// A partial interface to prevent ambigous compiler error.
+type basePather interface {
+	Filename() string
+	RealName() string
+	BaseDir() string
+}
+
 type fileInfo struct {
 	bundleTp bundleDirType
+
 	source.ReadableFile
+	basePather
+
 	overriddenLang string
 
 	// Set if the content language for this file is disabled.
@@ -43,6 +53,10 @@ func (fi *fileInfo) Lang() string {
 	return fi.ReadableFile.Lang()
 }
 
+func (fi *fileInfo) Filename() string {
+	return fi.basePather.Filename()
+}
+
 func (fi *fileInfo) isOwner() bool {
 	return fi.bundleTp > bundleNot
 }
@@ -55,12 +69,13 @@ func (fi *fileInfo) isContentFile() bool {
 	return contentFileExtensionsSet[fi.Ext()]
 }
 
-func newFileInfo(sp *source.SourceSpec, baseDir, filename string, fi os.FileInfo, tp bundleDirType) *fileInfo {
+func newFileInfo(sp *source.SourceSpec, baseDir, filename string, fi pathLangFileFi, tp bundleDirType) *fileInfo {
 
 	baseFi := sp.NewFileInfo(baseDir, filename, tp == bundleLeaf, fi)
 	f := &fileInfo{
 		bundleTp:     tp,
 		ReadableFile: baseFi,
+		basePather:   fi,
 	}
 
 	lang := f.Lang()
diff --git a/hugolib/fileInfo_test.go b/hugolib/fileInfo_test.go
deleted file mode 100644
index 18579c078..000000000
--- a/hugolib/fileInfo_test.go
+++ /dev/null
@@ -1,61 +0,0 @@
-// Copyright 2017-present 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 hugolib
-
-import (
-	"testing"
-
-	"path/filepath"
-
-	"github.com/gohugoio/hugo/source"
-	"github.com/stretchr/testify/require"
-)
-
-func TestBundleFileInfo(t *testing.T) {
-	t.Parallel()
-
-	assert := require.New(t)
-	cfg, fs := newTestBundleSourcesMultilingual(t)
-	sourceSpec := source.NewSourceSpec(cfg, fs)
-
-	for _, this := range []struct {
-		filename string
-		check    func(f *fileInfo)
-	}{
-		{"/path/to/file.md", func(fi *fileInfo) {
-			assert.Equal("md", fi.Ext())
-			assert.Equal("en", fi.Lang())
-			assert.False(fi.isOwner())
-			assert.True(fi.isContentFile())
-		}},
-		{"/path/to/file.JPG", func(fi *fileInfo) {
-			assert.Equal("jpg", fi.Ext())
-			assert.False(fi.isContentFile())
-		}},
-		{"/path/to/file.nn.png", func(fi *fileInfo) {
-			assert.Equal("png", fi.Ext())
-			assert.Equal("nn", fi.Lang())
-			assert.Equal("file", fi.TranslationBaseName())
-			assert.False(fi.isContentFile())
-		}},
-	} {
-		fi := newFileInfo(
-			sourceSpec,
-			filepath.FromSlash("/work/base"),
-			filepath.FromSlash(this.filename),
-			nil, bundleNot)
-		this.check(fi)
-	}
-
-}
diff --git a/hugolib/hugo_sites.go b/hugolib/hugo_sites.go
index 4e802270d..f0eb21dc1 100644
--- a/hugolib/hugo_sites.go
+++ b/hugolib/hugo_sites.go
@@ -75,19 +75,8 @@ func (h *HugoSites) langSite() map[string]*Site {
 // GetContentPage finds a Page with content given the absolute filename.
 // Returns nil if none found.
 func (h *HugoSites) GetContentPage(filename string) *Page {
-	s := h.Sites[0]
-	contendDir := filepath.Join(s.PathSpec.AbsPathify(s.Cfg.GetString("contentDir")))
-	if !strings.HasPrefix(filename, contendDir) {
-		return nil
-	}
-
-	rel := strings.TrimPrefix(filename, contendDir)
-	rel = strings.TrimPrefix(rel, helpers.FilePathSeparator)
-
 	for _, s := range h.Sites {
-
-		pos := s.rawAllPages.findPagePosByFilePath(rel)
-
+		pos := s.rawAllPages.findPagePosByFilename(filename)
 		if pos == -1 {
 			continue
 		}
@@ -95,19 +84,16 @@ func (h *HugoSites) GetContentPage(filename string) *Page {
 	}
 
 	// If not found already, this may be bundled in another content file.
-	rel = filepath.Dir(rel)
-	for _, s := range h.Sites {
-
-		pos := s.rawAllPages.findFirstPagePosByFilePathPrefix(rel)
+	dir := filepath.Dir(filename)
 
+	for _, s := range h.Sites {
+		pos := s.rawAllPages.findPagePosByFilnamePrefix(dir)
 		if pos == -1 {
 			continue
 		}
 		return s.rawAllPages[pos]
 	}
-
 	return nil
-
 }
 
 // NewHugoSites creates a new collection of sites given the input sites, building
@@ -126,18 +112,11 @@ func newHugoSites(cfg deps.DepsCfg, sites ...*Site) (*HugoSites, error) {
 
 	var contentChangeTracker *contentChangeMap
 
-	// Only needed in server mode.
-	// TODO(bep) clean up the running vs watching terms
-	if cfg.Running {
-		contentChangeTracker = &contentChangeMap{symContent: make(map[string]map[string]bool)}
-	}
-
 	h := &HugoSites{
-		running:        cfg.Running,
-		multilingual:   langConfig,
-		multihost:      cfg.Cfg.GetBool("multihost"),
-		ContentChanges: contentChangeTracker,
-		Sites:          sites}
+		running:      cfg.Running,
+		multilingual: langConfig,
+		multihost:    cfg.Cfg.GetBool("multihost"),
+		Sites:        sites}
 
 	for _, s := range sites {
 		s.owner = h
@@ -149,6 +128,13 @@ func newHugoSites(cfg deps.DepsCfg, sites ...*Site) (*HugoSites, error) {
 
 	h.Deps = sites[0].Deps
 
+	// Only needed in server mode.
+	// TODO(bep) clean up the running vs watching terms
+	if cfg.Running {
+		contentChangeTracker = &contentChangeMap{pathSpec: h.PathSpec, symContent: make(map[string]map[string]bool)}
+		h.ContentChanges = contentChangeTracker
+	}
+
 	if err := h.initGitInfo(); err != nil {
 		return nil, err
 	}
@@ -212,6 +198,7 @@ func applyDepsIfNeeded(cfg deps.DepsCfg, sites ...*Site) error {
 			d.OutputFormatsConfig = s.outputFormatsConfig
 			s.Deps = d
 		}
+
 		s.resourceSpec, err = resource.NewSpec(s.Deps.PathSpec, s.mediaTypesConfig)
 		if err != nil {
 			return err
@@ -260,6 +247,9 @@ func createSitesFromConfig(cfg deps.DepsCfg) ([]*Site, error) {
 	languages := getLanguages(cfg.Cfg)
 
 	for _, lang := range languages {
+		if lang.Disabled {
+			continue
+		}
 		var s *Site
 		var err error
 		cfg.Language = lang
@@ -517,9 +507,9 @@ func (h *HugoSites) createMissingPages() error {
 	return nil
 }
 
-func (h *HugoSites) removePageByPath(path string) {
+func (h *HugoSites) removePageByFilename(filename string) {
 	for _, s := range h.Sites {
-		s.removePageByPath(path)
+		s.removePageFilename(filename)
 	}
 }
 
@@ -671,6 +661,8 @@ type contentChangeMap struct {
 	branches []string
 	leafs    []string
 
+	pathSpec *helpers.PathSpec
+
 	// Hugo supports symlinked content (both directories and files). This
 	// can lead to situations where the same file can be referenced from several
 	// locations in /content -- which is really cool, but also means we have to
@@ -683,7 +675,7 @@ type contentChangeMap struct {
 
 func (m *contentChangeMap) add(filename string, tp bundleDirType) {
 	m.mu.Lock()
-	dir := filepath.Dir(filename)
+	dir := filepath.Dir(filename) + helpers.FilePathSeparator
 	switch tp {
 	case bundleBranch:
 		m.branches = append(m.branches, dir)
@@ -698,7 +690,7 @@ func (m *contentChangeMap) add(filename string, tp bundleDirType) {
 // Track the addition of bundle dirs.
 func (m *contentChangeMap) handleBundles(b *bundleDirs) {
 	for _, bd := range b.bundles {
-		m.add(bd.fi.Filename(), bd.tp)
+		m.add(bd.fi.Path(), bd.tp)
 	}
 }
 
@@ -709,21 +701,21 @@ func (m *contentChangeMap) resolveAndRemove(filename string) (string, string, bu
 	m.mu.RLock()
 	defer m.mu.RUnlock()
 
-	dir, name := filepath.Split(filename)
-	dir = strings.TrimSuffix(dir, helpers.FilePathSeparator)
-	fileTp, isContent := classifyBundledFile(name)
-
-	// If the file itself is a bundle, no need to look further:
-	if fileTp > bundleNot {
-		return dir, dir, fileTp
+	// Bundles share resources, so we need to start from the virtual root.
+	relPath, _ := m.pathSpec.RelContentDir(filename)
+	dir, name := filepath.Split(relPath)
+	if !strings.HasSuffix(dir, helpers.FilePathSeparator) {
+		dir += helpers.FilePathSeparator
 	}
 
+	fileTp, _ := classifyBundledFile(name)
+
 	// This may be a member of a bundle. Start with branch bundles, the most specific.
-	if !isContent {
+	if fileTp != bundleLeaf {
 		for i, b := range m.branches {
 			if b == dir {
 				m.branches = append(m.branches[:i], m.branches[i+1:]...)
-				return dir, dir, bundleBranch
+				return dir, b, bundleBranch
 			}
 		}
 	}
@@ -732,7 +724,7 @@ func (m *contentChangeMap) resolveAndRemove(filename string) (string, string, bu
 	for i, l := range m.leafs {
 		if strings.HasPrefix(dir, l) {
 			m.leafs = append(m.leafs[:i], m.leafs[i+1:]...)
-			return dir, dir, bundleLeaf
+			return dir, l, bundleLeaf
 		}
 	}
 
diff --git a/hugolib/hugo_sites_build_test.go b/hugolib/hugo_sites_build_test.go
index 5e4f171da..1626fadcf 100644
--- a/hugolib/hugo_sites_build_test.go
+++ b/hugolib/hugo_sites_build_test.go
@@ -3,6 +3,7 @@ package hugolib
 import (
 	"bytes"
 	"fmt"
+	"io"
 	"strings"
 	"testing"
 
@@ -433,7 +434,7 @@ func TestMultiSitesRebuild(t *testing.T) {
 	// t.Parallel() not supported, see https://github.com/fortytw2/leaktest/issues/4
 	// This leaktest seems to be a little bit shaky on Travis.
 	if !isCI() {
-		defer leaktest.CheckTimeout(t, 30*time.Second)()
+		defer leaktest.CheckTimeout(t, 10*time.Second)()
 	}
 
 	assert := require.New(t)
@@ -459,6 +460,8 @@ func TestMultiSitesRebuild(t *testing.T) {
 	b.AssertFileContent("public/fr/sect/doc1/index.html", "Single", "Shortcode: Bonjour")
 	b.AssertFileContent("public/en/sect/doc1-slug/index.html", "Single", "Shortcode: Hello")
 
+	contentFs := b.H.BaseFs.ContentFs
+
 	for i, this := range []struct {
 		preFunc    func(t *testing.T)
 		events     []fsnotify.Event
@@ -490,9 +493,9 @@ func TestMultiSitesRebuild(t *testing.T) {
 		},
 		{
 			func(t *testing.T) {
-				writeNewContentFile(t, fs, "new_en_1", "2016-07-31", "content/new1.en.md", -5)
-				writeNewContentFile(t, fs, "new_en_2", "1989-07-30", "content/new2.en.md", -10)
-				writeNewContentFile(t, fs, "new_fr_1", "2016-07-30", "content/new1.fr.md", 10)
+				writeNewContentFile(t, contentFs, "new_en_1", "2016-07-31", "new1.en.md", -5)
+				writeNewContentFile(t, contentFs, "new_en_2", "1989-07-30", "new2.en.md", -10)
+				writeNewContentFile(t, contentFs, "new_fr_1", "2016-07-30", "new1.fr.md", 10)
 			},
 			[]fsnotify.Event{
 				{Name: filepath.FromSlash("content/new1.en.md"), Op: fsnotify.Create},
@@ -513,10 +516,10 @@ func TestMultiSitesRebuild(t *testing.T) {
 		},
 		{
 			func(t *testing.T) {
-				p := "content/sect/doc1.en.md"
-				doc1 := readSource(t, fs, p)
+				p := "sect/doc1.en.md"
+				doc1 := readFileFromFs(t, contentFs, p)
 				doc1 += "CHANGED"
-				writeSource(t, fs, p, doc1)
+				writeToFs(t, contentFs, p, doc1)
 			},
 			[]fsnotify.Event{{Name: filepath.FromSlash("content/sect/doc1.en.md"), Op: fsnotify.Write}},
 			func(t *testing.T) {
@@ -529,7 +532,7 @@ func TestMultiSitesRebuild(t *testing.T) {
 		// Rename a file
 		{
 			func(t *testing.T) {
-				if err := fs.Source.Rename("content/new1.en.md", "content/new1renamed.en.md"); err != nil {
+				if err := contentFs.Rename("new1.en.md", "new1renamed.en.md"); err != nil {
 					t.Fatalf("Rename failed: %s", err)
 				}
 			},
@@ -650,7 +653,7 @@ weight = 15
 title = "Svenska"
 `
 
-	writeNewContentFile(t, fs, "Swedish Contentfile", "2016-01-01", "content/sect/doc1.sv.md", 10)
+	writeNewContentFile(t, fs.Source, "Swedish Contentfile", "2016-01-01", "content/sect/doc1.sv.md", 10)
 	// replace the config
 	b.WithNewConfig(newConfig)
 
@@ -1038,18 +1041,31 @@ func readFileFromFs(t testing.TB, fs afero.Fs, filename string) string {
 	if err != nil {
 		// Print some debug info
 		root := strings.Split(filename, helpers.FilePathSeparator)[0]
-		afero.Walk(fs, root, func(path string, info os.FileInfo, err error) error {
-			if info != nil && !info.IsDir() {
-				fmt.Println("    ", path)
-			}
-
-			return nil
-		})
+		printFs(fs, root, os.Stdout)
 		Fatalf(t, "Failed to read file: %s", err)
 	}
 	return string(b)
 }
 
+func printFs(fs afero.Fs, path string, w io.Writer) {
+	if fs == nil {
+		return
+	}
+	afero.Walk(fs, path, func(path string, info os.FileInfo, err error) error {
+		if info != nil && !info.IsDir() {
+			s := path
+			if lang, ok := info.(hugofs.LanguageAnnouncer); ok {
+				s = s + "\tLANG: " + lang.Lang()
+			}
+			if fp, ok := info.(hugofs.FilePather); ok {
+				s = s + "\tRF: " + fp.Filename() + "\tBP: " + fp.BaseDir()
+			}
+			fmt.Fprintln(w, "    ", s)
+		}
+		return nil
+	})
+}
+
 const testPageTemplate = `---
 title: "%s"
 publishdate: "%s"
@@ -1062,9 +1078,9 @@ func newTestPage(title, date string, weight int) string {
 	return fmt.Sprintf(testPageTemplate, title, date, weight, title)
 }
 
-func writeNewContentFile(t *testing.T, fs *hugofs.Fs, title, date, filename string, weight int) {
+func writeNewContentFile(t *testing.T, fs afero.Fs, title, date, filename string, weight int) {
 	content := newTestPage(title, date, weight)
-	writeSource(t, fs, filename, content)
+	writeToFs(t, fs, filename, content)
 }
 
 type multiSiteTestBuilder struct {
diff --git a/hugolib/language_content_dir_test.go b/hugolib/language_content_dir_test.go
new file mode 100644
index 000000000..7195e8e7b
--- /dev/null
+++ b/hugolib/language_content_dir_test.go
@@ -0,0 +1,253 @@
+// Copyright 2018 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 hugolib
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"testing"
+
+	"github.com/stretchr/testify/require"
+)
+
+/*
+
+/en/p1.md
+/nn/p1.md
+
+.Readdir
+
+- Name() => p1.en.md, p1.nn.md
+
+.Stat(name)
+
+.Open() --- real file name
+
+
+*/
+
+func TestLanguageContentRoot(t *testing.T) {
+	t.Parallel()
+	assert := require.New(t)
+
+	config := `
+baseURL = "https://example.org/"
+
+defaultContentLanguage = "en"
+defaultContentLanguageInSubdir = true
+
+contentDir = "content/main"
+workingDir = "/my/project"
+
+[Languages]
+[Languages.en]
+weight = 10
+title = "In English"
+languageName = "English"
+
+[Languages.nn]
+weight = 20
+title = "På Norsk"
+languageName = "Norsk"
+# This tells Hugo that all content in this directory is in the Norwegian language.
+# It does not have to have the "my-page.nn.md" format. It can, but that is optional.
+contentDir = "content/norsk"
+
+[Languages.sv]
+weight = 30
+title = "På Svenska"
+languageName = "Svensk"
+contentDir = "content/svensk"
+`
+
+	pageTemplate := `
+---
+title: %s
+slug: %s
+weight: %d
+---
+
+Content.
+
+`
+
+	pageBundleTemplate := `
+---
+title: %s
+weight: %d
+---
+
+Content.
+
+`
+	var contentFiles []string
+	section := "sect"
+
+	var contentRoot = func(lang string) string {
+		contentRoot := "content/main"
+
+		switch lang {
+		case "nn":
+			contentRoot = "content/norsk"
+		case "sv":
+			contentRoot = "content/svensk"
+		}
+		return contentRoot + "/" + section
+	}
+
+	for _, lang := range []string{"en", "nn", "sv"} {
+		for j := 1; j <= 10; j++ {
+			if (lang == "nn" || lang == "en") && j%4 == 0 {
+				// Skip 4 and 8 for nn
+				// We also skip it for en, but that is added to the Swedish directory below.
+				continue
+			}
+
+			if lang == "sv" && j%5 == 0 {
+				// Skip 5 and 10 for sv
+				continue
+			}
+
+			base := fmt.Sprintf("p-%s-%d", lang, j)
+			slug := fmt.Sprintf("%s", base)
+			langID := ""
+
+			if lang == "sv" && j%4 == 0 {
+				// Put an English page in the Swedish content dir.
+				langID = ".en"
+			}
+
+			if lang == "en" && j == 8 {
+				// This should win over the sv variant above.
+				langID = ".en"
+			}
+
+			slug += langID
+
+			contentRoot := contentRoot(lang)
+
+			filename := filepath.Join(contentRoot, fmt.Sprintf("page%d%s.md", j, langID))
+			contentFiles = append(contentFiles, filename, fmt.Sprintf(pageTemplate, slug, slug, j))
+		}
+	}
+
+	// Put common translations in all of them
+	for i, lang := range []string{"en", "nn", "sv"} {
+		contentRoot := contentRoot(lang)
+
+		slug := fmt.Sprintf("common_%s", lang)
+
+		filename := filepath.Join(contentRoot, "common.md")
+		contentFiles = append(contentFiles, filename, fmt.Sprintf(pageTemplate, slug, slug, 100+i))
+
+		for j, lang2 := range []string{"en", "nn", "sv"} {
+			filename := filepath.Join(contentRoot, fmt.Sprintf("translated_all.%s.md", lang2))
+			langSlug := slug + "_translated_all_" + lang2
+			contentFiles = append(contentFiles, filename, fmt.Sprintf(pageTemplate, langSlug, langSlug, 200+i+j))
+		}
+
+		for j, lang2 := range []string{"sv", "nn"} {
+			if lang == "en" {
+				continue
+			}
+			filename := filepath.Join(contentRoot, fmt.Sprintf("translated_some.%s.md", lang2))
+			langSlug := slug + "_translated_some_" + lang2
+			contentFiles = append(contentFiles, filename, fmt.Sprintf(pageTemplate, langSlug, langSlug, 300+i+j))
+		}
+	}
+
+	// Add a bundle with some images
+	for i, lang := range []string{"en", "nn", "sv"} {
+		contentRoot := contentRoot(lang)
+		slug := fmt.Sprintf("bundle_%s", lang)
+		filename := filepath.Join(contentRoot, "mybundle", "index.md")
+		contentFiles = append(contentFiles, filename, fmt.Sprintf(pageBundleTemplate, slug, 400+i))
+		if lang == "en" {
+			imageFilename := filepath.Join(contentRoot, "mybundle", "logo.png")
+			contentFiles = append(contentFiles, imageFilename, "PNG Data")
+		}
+		imageFilename := filepath.Join(contentRoot, "mybundle", "featured.png")
+		contentFiles = append(contentFiles, imageFilename, fmt.Sprintf("PNG Data for %s", lang))
+
+		// Add some bundled pages
+		contentFiles = append(contentFiles, filepath.Join(contentRoot, "mybundle", "p1.md"), fmt.Sprintf(pageBundleTemplate, slug, 401+i))
+		contentFiles = append(contentFiles, filepath.Join(contentRoot, "mybundle", "sub", "p1.md"), fmt.Sprintf(pageBundleTemplate, slug, 402+i))
+
+	}
+
+	b := newTestSitesBuilder(t)
+	b.WithWorkingDir("/my/project").WithConfigFile("toml", config).WithContent(contentFiles...).CreateSites()
+
+	_ = os.Stdout
+	//printFs(b.H.BaseFs.ContentFs, "/", os.Stdout)
+
+	b.Build(BuildCfg{})
+
+	assert.Equal(3, len(b.H.Sites))
+
+	enSite := b.H.Sites[0]
+	nnSite := b.H.Sites[1]
+	svSite := b.H.Sites[2]
+
+	//dumpPages(nnSite.RegularPages...)
+	assert.Equal(12, len(nnSite.RegularPages))
+	assert.Equal(13, len(enSite.RegularPages))
+
+	assert.Equal(10, len(svSite.RegularPages))
+
+	for i, p := range enSite.RegularPages {
+		j := i + 1
+		msg := fmt.Sprintf("Test %d", j)
+		assert.Equal("en", p.Lang(), msg)
+		assert.Equal("sect", p.Section())
+		if j < 9 {
+			if j%4 == 0 {
+				assert.Contains(p.Title(), fmt.Sprintf("p-sv-%d.en", i+1), msg)
+			} else {
+				assert.Contains(p.Title(), "p-en", msg)
+			}
+		}
+	}
+
+	// Check bundles
+	bundleEn := enSite.RegularPages[len(enSite.RegularPages)-1]
+	bundleNn := nnSite.RegularPages[len(nnSite.RegularPages)-1]
+	bundleSv := svSite.RegularPages[len(svSite.RegularPages)-1]
+
+	assert.Equal("/en/sect/mybundle/", bundleEn.RelPermalink())
+	assert.Equal("/sv/sect/mybundle/", bundleSv.RelPermalink())
+
+	assert.Equal(4, len(bundleEn.Resources))
+	assert.Equal(4, len(bundleNn.Resources))
+	assert.Equal(4, len(bundleSv.Resources))
+
+	assert.Equal("/en/sect/mybundle/logo.png", bundleEn.Resources.GetMatch("logo*").RelPermalink())
+	assert.Equal("/nn/sect/mybundle/logo.png", bundleNn.Resources.GetMatch("logo*").RelPermalink())
+	assert.Equal("/sv/sect/mybundle/logo.png", bundleSv.Resources.GetMatch("logo*").RelPermalink())
+
+	b.AssertFileContent("/my/project/public/sv/sect/mybundle/featured.png", "PNG Data for sv")
+	b.AssertFileContent("/my/project/public/nn/sect/mybundle/featured.png", "PNG Data for nn")
+	b.AssertFileContent("/my/project/public/en/sect/mybundle/featured.png", "PNG Data for en")
+	b.AssertFileContent("/my/project/public/en/sect/mybundle/logo.png", "PNG Data")
+	b.AssertFileContent("/my/project/public/sv/sect/mybundle/logo.png", "PNG Data")
+	b.AssertFileContent("/my/project/public/nn/sect/mybundle/logo.png", "PNG Data")
+