package resources import ( "path/filepath" "testing" "image" "io" "io/ioutil" "os" "runtime" "strings" "github.com/gohugoio/hugo/langs" "github.com/gohugoio/hugo/modules" "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" "github.com/stretchr/testify/require" ) func newTestResourceSpec(assert *require.Assertions) *Spec { return newTestResourceSpecForBaseURL(assert, "https://example.com/") } 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 newTestResourceSpecForBaseURL(assert *require.Assertions, baseURL string) *Spec { cfg := createTestCfg() cfg.Set("baseURL", baseURL) imagingCfg := map[string]interface{}{ "resampleFilter": "linear", "quality": 68, "anchor": "left", } cfg.Set("imaging", imagingCfg) fs := hugofs.NewMem(cfg) s, err := helpers.NewPathSpec(fs, cfg) assert.NoError(err) filecaches, err := filecache.NewCaches(s) assert.NoError(err) spec, err := NewSpec(s, filecaches, nil, output.DefaultFormats, media.DefaultTypes) assert.NoError(err) return spec } func newTargetPaths(link string) func() page.TargetPaths { return func() page.TargetPaths { return page.TargetPaths{ SubResourceBaseTarget: filepath.FromSlash(link), SubResourceBaseLink: link, } } } func newTestResourceOsFs(assert *require.Assertions) *Spec { cfg := createTestCfg() cfg.Set("baseURL", "https://example.com") workDir, _ := ioutil.TempDir("", "hugores") 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{} fs.Source = afero.NewBasePathFs(hugofs.Os, workDir) s, err := helpers.NewPathSpec(fs, cfg) assert.NoError(err) filecaches, err := filecache.NewCaches(s) assert.NoError(err) spec, err := NewSpec(s, filecaches, nil, output.DefaultFormats, media.DefaultTypes) assert.NoError(err) return spec } func fetchSunset(assert *require.Assertions) *Image { return fetchImage(assert, "sunset.jpg") } func fetchImage(assert *require.Assertions, name string) *Image { spec := newTestResourceSpec(assert) return fetchImageForSpec(spec, assert, name) } func fetchImageForSpec(spec *Spec, assert *require.Assertions, name string) *Image { r := fetchResourceForSpec(spec, assert, name) assert.IsType(&Image{}, r) return r.(*Image) } func fetchResourceForSpec(spec *Spec, assert *require.Assertions, name string) resource.ContentResource { src, err := os.Open(filepath.FromSlash("testdata/" + name)) assert.NoError(err) out, err := helpers.OpenFileForWriting(spec.Fs.Source, name) assert.NoError(err) _, err = io.Copy(out, src) out.Close() src.Close() assert.NoError(err) factory := newTargetPaths("/a") r, err := spec.New(ResourceSourceDescriptor{Fs: spec.Fs.Source, TargetPaths: factory, LazyPublish: true, SourceFilename: name}) assert.NoError(err) return r.(resource.ContentResource) } func assertImageFile(assert *require.Assertions, fs afero.Fs, filename string, width, height int) { filename = filepath.Clean(filename) f, err := fs.Open(filename) assert.NoError(err) defer f.Close() config, _, err := image.DecodeConfig(f) assert.NoError(err) assert.Equal(width, config.Width) assert.Equal(height, config.Height) } func assertFileCache(assert *require.Assertions, fs afero.Fs, filename string, width, height int) { assertImageFile(assert, 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) } }