package resource import ( "path/filepath" "testing" "image" "io" "os" "path" "github.com/gohugoio/hugo/helpers" "github.com/gohugoio/hugo/hugofs" "github.com/gohugoio/hugo/media" "github.com/spf13/afero" "github.com/spf13/viper" "github.com/stretchr/testify/require" ) func newTestResourceSpec(assert *require.Assertions) *Spec { cfg := viper.New() cfg.Set("baseURL", "https://example.com/") cfg.Set("resourceDir", "/res") fs := hugofs.NewMem(cfg) s, err := helpers.NewPathSpec(fs, cfg) assert.NoError(err) spec, err := NewSpec(s, media.DefaultTypes) assert.NoError(err) return spec } func fetchSunset(assert *require.Assertions) *Image { src, err := os.Open("testdata/sunset.jpg") assert.NoError(err) spec := newTestResourceSpec(assert) out, err := spec.Fs.Source.Create("/b/sunset.jpg") assert.NoError(err) _, err = io.Copy(out, src) out.Close() src.Close() assert.NoError(err) factory := func(s string) string { return path.Join("/a", s) } r, err := spec.NewResourceFromFilename(factory, "/public", "/b/sunset.jpg", "sunset.jpg") assert.NoError(err) assert.IsType(&Image{}, r) return r.(*Image) } func assertFileCache(assert *require.Assertions, fs *hugofs.Fs, filename string, width, height int) { f, err := fs.Source.Open(filepath.Join("/res/_gen/images", 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 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) } }