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thumbnail_test.go
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thumbnail_test.go
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package thumbnailer
import (
"fmt"
"io"
"io/ioutil"
"os"
"path/filepath"
"runtime"
"strings"
"sync"
"testing"
"time"
)
func TestCreateThumbnail(t *testing.T) {
t.Parallel()
_, repeat := os.LookupEnv("REPEAT")
SetFFmpegLogLevel(AVLogFatal)
tests := []struct {
filename string
wantErr error
wantThumb bool
wantDims Dimensions
wantDuration time.Duration
altDuration time.Duration
wantAlpha bool
wantMediaType string
wantArtist string
wantTitle string
wantOrientation int
}{
{"trollface.png", nil, true, Dimensions{5000, 4068}, 0, 0, true, "image/png", "", "", 1},
{"EVERYBODY BETRAY ME.mkv", nil, true, Dimensions{640, 480}, 7407000000, 0, false, "video/x-matroska", "", "", 1},
{"alpha-webm.webm", nil, true, Dimensions{720, 576}, 12040000000, 0, true, "video/webm", "", "", 1},
{"schizo.flv", nil, true, Dimensions{480, 360}, 2560000000, 0, false, "video/x-flv", "", "", 1},
{"2_webp_ll.webp", nil, true, Dimensions{386, 395}, 0, 0, true, "image/webp", "", "", 1},
{"small.ogv", nil, true, Dimensions{560, 320}, 5546667000, 5538666666, false, "video/ogg", "", "", 1},
{"spszut pszek.mp3", nil, true, Dimensions{350, 350}, 1097143000, 1071020408, false, "audio/mpeg", "lors lara", "spszut pszek", 1},
{"Portrait_3.jpg", nil, true, Dimensions{1200, 1800}, 0, 0, false, "image/jpeg", "", "", 3},
{"Portrait_6.jpg", nil, true, Dimensions{1200, 1800}, 0, 0, false, "image/jpeg", "", "", 6},
{"Landscape_8.jpg", nil, true, Dimensions{1800, 1200}, 0, 0, false, "image/jpeg", "", "", 8},
{"RAID_5.svg", nil, true, Dimensions{675, 500}, 0, 0, true, "image/svg+xml", "", "", 1},
{"Olympic_rings_with_transparent_rims.svg", nil, true, Dimensions{1020, 495}, 0, 0, true, "image/svg+xml", "", "", 1},
{"dürümpf.mp3", nil, false, Dimensions{0, 0}, 4675833000, 4649795918, false, "audio/mpeg", "", "", 0},
{"perpendicular24.pdf", nil, true, Dimensions{553, 417}, 0, 0, false, "application/pdf", "", "", 1},
{"gif_bg.gif", nil, true, Dimensions{100, 70}, 0, 0, false, "image/gif", "", "", 1},
{"macabre.mp4", nil, true, Dimensions{492, 360}, 3925000000, 0, false, "video/mp4", "", "", 1},
{"ancap.svgz", nil, true, Dimensions{900, 600}, 0, 0, false, "image/svg+xml-compressed", "", "", 1},
{"sample.tif", nil, true, Dimensions{1600, 2100}, 0, 0, false, "image/tiff", "", "", 1},
{"mqdefault_6s.webp", ErrAnimatedWEBPNotSupported, false, Dimensions{0, 0}, 0, 0, false, "image/webp", "", "", 0},
{"schizo_0.mp4", nil, true, Dimensions{480, 360}, 2544000000, 0, false, "video/mp4", "", "", 1},
{"schizo_90.mp4", nil, true, Dimensions{480, 360}, 2544000000, 0, false, "video/mp4", "", "", 8},
{"schizo_180.mp4", nil, true, Dimensions{480, 360}, 2544000000, 0, false, "video/mp4", "", "", 3},
{"schizo_270.mp4", nil, true, Dimensions{480, 360}, 2544000000, 0, false, "video/mp4", "", "", 6},
{"urandom", ErrFileFormatNotSupported, false, Dimensions{0, 0}, 0, 0, false, "application/octet-stream", "", "", 0},
}
testDir := "fixtures"
Mallopt(TrimThreshold, 0)
Mallopt(MMapThreshold, 1<<25)
Mallopt(ArenaMax, runtime.GOMAXPROCS(0))
Mallopt(TopPad, 0)
InitVIPS()
options := VIPSOptions{true, new(int), new(int), new(int)}
*options.CacheMaxFiles = 100
*options.CacheMax = 100
*options.CacheMaxMem = 1000 << 20
SetVIPSOptions(options)
wg := new(sync.WaitGroup)
for _, test := range tests {
test := test
files := make([]*File, 5)
var err error
path := filepath.Join(testDir, test.filename)
files[0], err = FileFromPath(path)
if err != nil {
t.Fatalf("FileFromPath() error = %v", err)
}
files[0].ToPath(fmt.Sprintf("tmp/tn_%s.jpg", strings.TrimSuffix(test.filename, filepath.Ext(test.filename))), 256, 75)
files[1], err = FileFromPath(path)
if err != nil {
t.Fatalf("FileFromPath() error = %v", err)
}
files[1].ToWriter(ioutil.Discard, 256, 75)
f, err := os.Open(path)
if err != nil {
t.Errorf("os.Open() error = %v", err)
} else {
files[2], err = FileFromReader(f, test.filename)
if err != nil {
t.Errorf("FileFromReader() error = %v", err)
f.Close()
} else {
files[2].ToWriter(ioutil.Discard, 256, 75)
}
}
f, err = os.Open(path)
if err != nil {
t.Errorf("os.Open() error = %v", err)
} else {
files[3], err = FileFromReadSeeker(f, true, test.filename)
if err != nil {
t.Errorf("FileFromReadSeeker() error = %v", err)
f.Close()
} else {
files[3].ToWriter(ioutil.Discard, 256, 75)
}
}
f, err = os.Open(path)
if err != nil {
t.Errorf("os.Open() error = %v", err)
} else {
files[4], err = FileFromReadSeeker(f, false, test.filename)
if err != nil {
t.Errorf("FileFromReadSeeker() error = %v", err)
f.Close()
} else {
files[4].ToWriter(ioutil.Discard, 256, 75)
}
}
for _, f := range files {
if f == nil {
continue
}
f := f
err := err
closer, ok := f.Reader.(io.Closer)
wg.Add(1)
t.Run(test.filename, func(t *testing.T) {
defer wg.Done()
t.Parallel()
if err = CreateThumbnail(f); err != test.wantErr && (f.Seeker != nil || err != ErrInvalidData) {
t.Errorf("CreateThumbnail() error = %v, want = %v", err, test.wantErr)
} else if err != nil {
t.Logf("CreateThumbnail() error = %v", err)
}
if f.ThumbCreated != test.wantThumb && err == nil {
t.Errorf("ThumbCreated want = %v, got = %v", test.wantThumb, f.ThumbCreated)
}
if f.Dimensions != test.wantDims && err == nil {
t.Errorf("Dimensions want = %v, got = %v", test.wantDims, f.Dimensions)
}
if f.Duration != test.wantDuration && f.Duration != test.altDuration {
t.Errorf("Duration want = %v or %v, got = %v", test.wantDuration, test.altDuration, f.Duration)
}
if f.HasAlpha != test.wantAlpha {
t.Errorf("Alpha want = %v, got = %v", test.wantAlpha, f.HasAlpha)
}
if f.MediaType.MediaType() != test.wantMediaType {
t.Errorf("MediaType want = %v, got = %v", test.wantMediaType, f.MediaType.MediaType())
}
if f.Artist != test.wantArtist {
t.Errorf("Artist want = %v, got = %v", test.wantArtist, f.Artist)
}
if f.Title != test.wantTitle {
t.Errorf("Title want = %v, got = %v", test.wantTitle, f.Title)
}
if f.Orientation != test.wantOrientation {
t.Errorf("Orientation want = %v, got = %v", test.wantOrientation, f.Orientation)
}
if f.Thumbnail.Path != "" && f.ThumbCreated && f.HasAlpha {
err = os.Rename(f.Thumbnail.Path, strings.TrimSuffix(f.Thumbnail.Path, ".jpg")+".png")
if err != nil {
t.Errorf("os.Rename() error = %v", err)
}
}
if ok {
closer.Close()
}
})
}
}
t.Run("waiter", func(t *testing.T) {
t.Helper()
t.Parallel()
wg.Wait()
t.Logf("%+v", VIPSMemory())
MallocTrim(0)
if !repeat {
PrintAllVIPSObjects()
DropAllVIPSCache()
ShutdownVIPS()
}
})
}