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albumart_test.go
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albumart_test.go
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package albumart
import (
"io"
"os"
"image"
"testing"
"io/ioutil"
"path/filepath"
"github.com/jamlib/libaudio/ffmpeg"
"github.com/jamlib/libaudio/ffprobe"
"github.com/jamlib/libaudio/fsutil"
)
// passes a shared TempDir and labels: folder.jpg, folder-orig.jpg to
// provided function
func testArtwork(t *testing.T, testFunc func(td, f, fo string)) {
td, err := ioutil.TempDir("", "")
if err != nil {
t.Fatal(err)
}
defer os.RemoveAll(td)
testFunc(td, "folder.jpg", "folder-orig.jpg")
}
// creates test image files into temp directory which is passed to
// provided function
func testArtworkFiles(t *testing.T,
testFiles map[string]string, testFunc func(dir string)) {
files := []*fsutil.TestFile{}
for k, v := range testFiles {
files = append(files, &fsutil.TestFile{k, v})
}
dir, _ := fsutil.CreateTestFiles(t, files)
defer os.RemoveAll(dir)
testFunc(dir)
}
func TestArtworkProcess(t *testing.T) {
testArtwork(t, func(td, f, fo string) {
tests := []struct {
width int
embedded string
files, results map[string]string
}{
{ width: 1000, embedded: "123",
files: map[string]string{ f: "abcdefgh", fo: "a" },
results: map[string]string{ f: "12", fo: "abcdefgh" },
},{
width: 0,
files: map[string]string{ f: "abcdefgh", fo: "a" },
results: map[string]string{ f: "abcdefgh", fo: "a" },
},
}
for i := range tests {
imageDecode := func (r io.Reader) (image.Config, string, error) {
c := image.Config{ Width: tests[i].width }
return c, "", nil
}
a := &AlbumArt{ TempDir: td,
Ffmpeg: &ffmpeg.MockFfmpeg{ Embedded: tests[i].embedded }, ImgDecode: imageDecode,
Ffprobe: &ffprobe.MockFfprobe{ Width: tests[i].width, Embedded: tests[i].embedded } }
testArtworkFiles(t, tests[i].files, func(dir string) {
a.Fullpath = filepath.Join(dir, "1-1 Title.mp3")
_, err := Process(a)
if err != nil {
t.Fatal(err)
}
for k, v := range tests[i].results {
b, _ := ioutil.ReadFile(filepath.Join(dir, k))
if string(b) != v {
t.Errorf("Expected %v, got %v", v, string(b))
}
}
})
}
})
}
func TestArtworkEmbedded(t *testing.T) {
testArtwork(t, func(td, f, fo string) {
tests := []struct {
width int
embedded string
files, results map[string]string
}{
{ width: 1000, embedded: "123",
files: map[string]string{ f: "abcdefgh", fo: "a" },
results: map[string]string{ f: "12", fo: "abcdefgh" },
},{
width: 500, embedded: "123",
files: map[string]string{ f: "abcdefgh", fo: "a" },
results: map[string]string{ f: "123", fo: "abcdefgh" },
},
}
for i := range tests {
a := &AlbumArt{ Ffmpeg: &ffmpeg.MockFfmpeg{ Embedded: tests[i].embedded }, TempDir: td }
testArtworkFiles(t, tests[i].files, func(dir string) {
a.Fullpath = filepath.Join(dir, "1-1 Title.mp3")
err := a.embedded(tests[i].width, 1)
if err != nil {
t.Fatal(err)
}
for k, v := range tests[i].results {
b, _ := ioutil.ReadFile(filepath.Join(dir, k))
if string(b) != v {
t.Errorf("Expected %v, got %v", v, string(b))
}
}
})
}
})
}
func TestArtworkFromPath(t *testing.T) {
testArtwork(t, func(td, f, fo string) {
tests := []struct {
width int
files, results map[string]string
}{
{ files: map[string]string{},
results: map[string]string{},
},{
files: map[string]string{ f: "abc" },
results: map[string]string{ f: "abc" },
},{
width: 1000,
files: map[string]string{ "cover.jpg": "abcdefgh", fo: "a" },
results: map[string]string{ f: "abcdefg", fo: "a" },
},
}
for i := range tests {
imageDecode := func (r io.Reader) (image.Config, string, error) {
c := image.Config{ Width: tests[i].width }
return c, "", nil
}
a := &AlbumArt{ Ffmpeg: &ffmpeg.MockFfmpeg{}, TempDir: td, ImgDecode: imageDecode }
testArtworkFiles(t, tests[i].files, func(dir string) {
a.Fullpath = filepath.Join(dir, "1-1 Title.mp3")
err := a.fromPath()
if err != nil {
t.Fatal(err)
}
for k, v := range tests[i].results {
b, _ := ioutil.ReadFile(filepath.Join(dir, k))
if string(b) != v {
t.Errorf("Expected %v, got %v", v, string(b))
}
}
})
}
})
}
// also covers: copyAsFolderOrigJpg
func TestArtworkCopyAsFolderJpg(t *testing.T) {
testArtwork(t, func(td, f, fo string) {
testFiles := map[string]string{
"file1.jpg": "abcde",
"file2.jpeg": "a",
"dir1/file3.JPG": "acddfefsefd",
"dir1/dir2/file4.png": "dfadfd",
}
testArtworkFiles(t, testFiles, func(dir string) {
tests := []struct {
key string
files, results map[string]string
}{
{ key: "dir1/dir2/file4.png",
files: map[string]string{ f: "abc", fo: "ab" },
results: map[string]string{ f: "dfadfd", fo: "abc" },
},{
key: "dir1/file3.JPG",
files: map[string]string{ f: "abc", fo: "sdgyhrdw" },
results: map[string]string{ f: "acddfefsefd", fo: "sdgyhrdw" },
},
}
for i := range tests {
testArtworkFiles(t, tests[i].files, func(dir2 string) {
a := &AlbumArt{ Fullpath: filepath.Join(dir2, "1-1 Title.mp3") }
err := a.copyAsFolderJpg(filepath.Join(dir, tests[i].key))
if err != nil {
t.Fatal(err)
}
for k, v := range tests[i].results {
b, _ := ioutil.ReadFile(filepath.Join(dir2, k))
if string(b) != v {
t.Errorf("Expected %v, got %v", v, string(b))
}
}
})
}
})
})
}