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package resources
import (
"path/filepath"
"testing"
"image"
"io"
"io/ioutil"
"os"
"runtime"
"strings"
"github.com/gohugoio/hugo/langs"
"github.com/gohugoio/hugo/modules"
qt "github.com/frankban/quicktest"
"github.com/gohugoio/hugo/cache/filecache"
"github.com/gohugoio/hugo/helpers"
"github.com/gohugoio/hugo/hugofs"
"github.com/gohugoio/hugo/media"
"github.com/gohugoio/hugo/output"
"github.com/gohugoio/hugo/resources/page"
"github.com/gohugoio/hugo/resources/resource"
"github.com/spf13/afero"
"github.com/spf13/viper"
)
type specDescriptor struct {
baseURL string
c *qt.C
fs afero.Fs
}
func createTestCfg() *viper.Viper {
cfg := viper.New()
cfg.Set("resourceDir", "resources")
cfg.Set("contentDir", "content")
cfg.Set("dataDir", "data")
cfg.Set("i18nDir", "i18n")
cfg.Set("layoutDir", "layouts")
cfg.Set("assetDir", "assets")
cfg.Set("archetypeDir", "archetypes")
cfg.Set("publishDir", "public")
langs.LoadLanguageSettings(cfg, nil)
mod, err := modules.CreateProjectModule(cfg)
if err != nil {
panic(err)
}
cfg.Set("allModules", modules.Modules{mod})
return cfg
}
func newTestResourceSpec(desc specDescriptor) *Spec {
baseURL := desc.baseURL
if baseURL == "" {
baseURL = "https://example.com/"
}
afs := desc.fs
if afs == nil {
afs = afero.NewMemMapFs()
}
c := desc.c
cfg := createTestCfg()
cfg.Set("baseURL", baseURL)
imagingCfg := map[string]interface{}{
"resampleFilter": "linear",
"quality": 68,
"anchor": "left",
}
cfg.Set("imaging", imagingCfg)
fs := hugofs.NewFrom(afs, cfg)
fs.Destination = hugofs.NewCreateCountingFs(fs.Destination)
s, err := helpers.NewPathSpec(fs, cfg, nil)
c.Assert(err, qt.IsNil)
filecaches, err := filecache.NewCaches(s)
c.Assert(err, qt.IsNil)
spec, err := NewSpec(s, filecaches, nil, output.DefaultFormats, media.DefaultTypes)
c.Assert(err, qt.IsNil)
return spec
}
func newTargetPaths(link string) func() page.TargetPaths {
return func() page.TargetPaths {
return page.TargetPaths{
SubResourceBaseTarget: filepath.FromSlash(link),
SubResourceBaseLink: link,
}
}
}
func newTestResourceOsFs(c *qt.C) (*Spec, string) {
cfg := createTestCfg()
cfg.Set("baseURL", "https://example.com")
workDir, err := ioutil.TempDir("", "hugores")
c.Assert(err, qt.IsNil)
c.Assert(workDir, qt.Not(qt.Equals), "")
if runtime.GOOS == "darwin" && !strings.HasPrefix(workDir, "/private") {
// To get the entry folder in line with the rest. This its a little bit
// mysterious, but so be it.
workDir = "/private" + workDir
}
cfg.Set("workingDir", workDir)
fs := hugofs.NewFrom(hugofs.Os, cfg)
fs.Destination = &afero.MemMapFs{}
s, err := helpers.NewPathSpec(fs, cfg, nil)
c.Assert(err, qt.IsNil)
filecaches, err := filecache.NewCaches(s)
c.Assert(err, qt.IsNil)
spec, err := NewSpec(s, filecaches, nil, output.DefaultFormats, media.DefaultTypes)
c.Assert(err, qt.IsNil)
return spec, workDir
}
func fetchSunset(c *qt.C) resource.Image {
return fetchImage(c, "sunset.jpg")
}
func fetchImage(c *qt.C, name string) resource.Image {
spec := newTestResourceSpec(specDescriptor{c: c})
return fetchImageForSpec(spec, c, name)
}
func fetchImageForSpec(spec *Spec, c *qt.C, name string) resource.Image {
r := fetchResourceForSpec(spec, c, name)
img := r.(resource.Image)
c.Assert(img, qt.Not(qt.IsNil))
c.Assert(img.(specProvider).getSpec(), qt.Not(qt.IsNil))
return img
}
func fetchResourceForSpec(spec *Spec, c *qt.C, name string) resource.ContentResource {
src, err := os.Open(filepath.FromSlash("testdata/" + name))
c.Assert(err, qt.IsNil)
workDir := spec.WorkingDir
targetFilename := filepath.Join(workDir, name)
out, err := helpers.OpenFileForWriting(spec.Fs.Source, targetFilename)
c.Assert(err, qt.IsNil)
_, err = io.Copy(out, src)
out.Close()
src.Close()
c.Assert(err, qt.IsNil)
factory := newTargetPaths("/a")
r, err := spec.New(ResourceSourceDescriptor{Fs: spec.Fs.Source, TargetPaths: factory, LazyPublish: true, RelTargetFilename: name, SourceFilename: targetFilename})
c.Assert(err, qt.IsNil)
c.Assert(r, qt.Not(qt.IsNil))
return r.(resource.ContentResource)
}
func assertImageFile(c *qt.C, fs afero.Fs, filename string, width, height int) {
filename = filepath.Clean(filename)
f, err := fs.Open(filename)
c.Assert(err, qt.IsNil)
defer f.Close()
config, _, err := image.DecodeConfig(f)
c.Assert(err, qt.IsNil)
c.Assert(config.Width, qt.Equals, width)
c.Assert(config.Height, qt.Equals, height)
}
func assertFileCache(c *qt.C, fs afero.Fs, filename string, width, height int) {
assertImageFile(c, fs, filepath.Clean(filename), width, height)
}
func writeSource(t testing.TB, fs *hugofs.Fs, filename, content string) {
writeToFs(t, fs.Source, filename, content)
}
func writeToFs(t testing.TB, fs afero.Fs, filename, content string) {
if err := afero.WriteFile(fs, filepath.FromSlash(filename), []byte(content), 0755); err != nil {
t.Fatalf("Failed to write file: %s", err)
}
}
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