Files
photoprism/internal/thumb/vips_test.go
2024-05-18 10:59:37 +02:00

330 lines
7.8 KiB
Go

package thumb
import (
"os"
"strings"
"testing"
"github.com/davidbyttow/govips/v2/vips"
"github.com/stretchr/testify/assert"
"github.com/photoprism/photoprism/pkg/fs"
)
func TestVips(t *testing.T) {
t.Run("Colors", func(t *testing.T) {
colorThumb := Sizes[Colors]
src := "testdata/example.gif"
dst := "testdata/vips/1/2/3/123456789098765432_3x3_resize.png"
assert.FileExists(t, src)
fileName, _, err := Vips(src, nil, "123456789098765432", "testdata/vips", colorThumb.Width, colorThumb.Height, colorThumb.Options...)
if err != nil {
t.Fatal(err)
}
assert.True(t, strings.HasSuffix(fileName, dst))
assert.FileExists(t, dst)
})
t.Run("Left224", func(t *testing.T) {
thumb := SizeLeft224
src := "testdata/fixed.jpg"
dst := "testdata/vips/1/2/3/123456789098765432_224x224_left.jpg"
assert.FileExists(t, src)
fileName, _, err := Vips(src, nil, "123456789098765432", "testdata/vips", thumb.Width, thumb.Height, thumb.Options...)
if err != nil {
t.Fatal(err)
}
assert.True(t, strings.HasSuffix(fileName, dst))
assert.FileExists(t, dst)
})
t.Run("TwoTiles", func(t *testing.T) {
large := Sizes[Tile500]
small := Sizes[Tile224]
srcName := "testdata/example.jpg"
dstLarge := "testdata/vips/1/2/3/123456789098765432_500x500_center.jpg"
dstSmall := "testdata/vips/1/2/3/123456789098765432_224x224_center.jpg"
assert.FileExists(t, srcName)
thumbName, thumbBuffer, err := Vips(srcName, nil, "123456789098765432", "testdata/vips", large.Width, large.Height, large.Options...)
if err != nil {
t.Fatal(err)
}
assert.True(t, strings.HasSuffix(thumbName, dstLarge))
assert.FileExists(t, dstLarge)
thumbName, _, err = Vips(srcName, thumbBuffer, "123456789098765432", "testdata/vips", small.Width, small.Height, small.Options...)
if err != nil {
t.Fatal(err)
}
assert.True(t, strings.HasSuffix(thumbName, dstSmall))
assert.FileExists(t, dstSmall)
})
/* t.Run("Rotate", func(t *testing.T) {
thumb := Sizes[Fit1920]
src := "testdata/exif-6.jpg"
dst := "testdata/rotate/1/2/3/123456789098765432_1920x1200_fit.jpg"
assert.FileExists(t, src)
fileName, _, err := Vips(src, "123456789098765432", "testdata/rotate", thumb.Width, thumb.Height, 0, thumb.Options...)
if err != nil {
t.Fatal(err)
}
assert.True(t, strings.HasSuffix(fileName, dst))
assert.FileExists(t, dst)
}) */
t.Run("Fit1920", func(t *testing.T) {
thumb := Sizes[Fit1920]
src := "testdata/example.jpg"
dst := "testdata/vips/1/2/3/123456789098765432_1920x1200_fit.jpg"
assert.FileExists(t, src)
fileName, _, err := Vips(src, nil, "123456789098765432", "testdata/vips", thumb.Width, thumb.Height, thumb.Options...)
if err != nil {
t.Fatal(err)
}
assert.True(t, strings.HasSuffix(fileName, dst))
assert.FileExists(t, dst)
})
t.Run("FileNotFound", func(t *testing.T) {
colorThumb := Sizes[Colors]
src := "testdata/example.xxx"
assert.NoFileExists(t, src)
fileName, _, err := Vips(src, nil, "193456789098765432", "testdata/vips", colorThumb.Width, colorThumb.Height, colorThumb.Options...)
assert.Equal(t, "", fileName)
assert.Error(t, err)
})
t.Run("EmptyFilename", func(t *testing.T) {
colorThumb := Sizes[Colors]
fileName, _, err := Vips("", nil, "193456789098765432", "testdata/vips", colorThumb.Width, colorThumb.Height, colorThumb.Options...)
if err == nil {
t.Fatal("error expected")
}
assert.Equal(t, "", fileName)
assert.Equal(t, "thumb: invalid file name ''", err.Error())
})
}
func TestVipsImportParams(t *testing.T) {
t.Run("Default", func(t *testing.T) {
result := VipsImportParams()
if result == nil {
t.Fatal("result is nil")
}
assert.True(t, result.AutoRotate.Get())
assert.False(t, result.FailOnError.Get())
})
}
func TestVipsPngExportParams(t *testing.T) {
t.Run("Standard", func(t *testing.T) {
result := VipsPngExportParams(500, 500)
if result == nil {
t.Fatal("result is nil")
}
assert.False(t, result.Interlace)
assert.Equal(t, vips.PngFilterNone, result.Filter)
assert.Equal(t, 0, result.Quality)
assert.Equal(t, 6, result.Compression)
})
t.Run("Small", func(t *testing.T) {
result := VipsPngExportParams(3, 3)
if result == nil {
t.Fatal("result is nil")
}
assert.False(t, result.Interlace)
assert.Equal(t, vips.PngFilterNone, result.Filter)
assert.Equal(t, 0, result.Quality)
assert.Equal(t, 0, result.Compression)
})
}
func TestVipsJpegExportParams(t *testing.T) {
t.Run("Standard", func(t *testing.T) {
result := VipsJpegExportParams(1920, 1200)
if result == nil {
t.Fatal("result is nil")
}
assert.True(t, result.Interlace)
assert.False(t, result.TrellisQuant)
assert.False(t, result.OptimizeScans)
assert.True(t, result.OptimizeCoding)
assert.False(t, result.OvershootDeringing)
assert.Equal(t, JpegQualityDefault.Int(), result.Quality)
})
t.Run("Small", func(t *testing.T) {
result := VipsJpegExportParams(50, 50)
if result == nil {
t.Fatal("result is nil")
}
assert.True(t, result.Interlace)
assert.False(t, result.TrellisQuant)
assert.False(t, result.OptimizeScans)
assert.False(t, result.OptimizeCoding)
assert.False(t, result.OvershootDeringing)
assert.Equal(t, JpegQualitySmall().Int(), result.Quality)
})
}
func TestVipsRotate(t *testing.T) {
if err := os.MkdirAll("testdata/vips/rotate", fs.ModeDir); err != nil {
t.Fatal(err)
}
t.Run("OrientationNormal", func(t *testing.T) {
src := "testdata/example.jpg"
dst := "testdata/vips/rotate/0.jpg"
assert.FileExists(t, src)
// Load image from file.
img, err := vips.NewImageFromFile(src)
if err != nil {
t.Fatal(err)
}
if err = VipsRotate(img, OrientationNormal); err != nil {
t.Fatal(err)
}
params := vips.NewJpegExportParams()
imageBytes, _, exportErr := img.ExportJpeg(params)
if exportErr != nil {
t.Fatal(exportErr)
}
// Write thumbnail to file.
if err = os.WriteFile(dst, imageBytes, fs.ModeFile); err != nil {
t.Fatal(exportErr)
}
assert.FileExists(t, dst)
})
t.Run("OrientationRotate90", func(t *testing.T) {
src := "testdata/example.jpg"
dst := "testdata/vips/rotate/90.jpg"
assert.FileExists(t, src)
// Load image from file.
img, err := vips.NewImageFromFile(src)
if err != nil {
t.Fatal(err)
}
if err = VipsRotate(img, OrientationRotate90); err != nil {
t.Fatal(err)
}
params := vips.NewJpegExportParams()
imageBytes, _, exportErr := img.ExportJpeg(params)
if exportErr != nil {
t.Fatal(exportErr)
}
// Write thumbnail to file.
if err = os.WriteFile(dst, imageBytes, fs.ModeFile); err != nil {
t.Fatal(exportErr)
}
assert.FileExists(t, dst)
})
t.Run("OrientationRotate180", func(t *testing.T) {
src := "testdata/example.jpg"
dst := "testdata/vips/rotate/180.jpg"
assert.FileExists(t, src)
// Load image from file.
img, err := vips.NewImageFromFile(src)
if err != nil {
t.Fatal(err)
}
if err = VipsRotate(img, OrientationRotate180); err != nil {
t.Fatal(err)
}
params := vips.NewJpegExportParams()
imageBytes, _, exportErr := img.ExportJpeg(params)
if exportErr != nil {
t.Fatal(exportErr)
}
// Write thumbnail to file.
if err = os.WriteFile(dst, imageBytes, fs.ModeFile); err != nil {
t.Fatal(exportErr)
}
assert.FileExists(t, dst)
})
t.Run("OrientationRotate270", func(t *testing.T) {
src := "testdata/example.jpg"
dst := "testdata/vips/rotate/270.jpg"
assert.FileExists(t, src)
// Load image from file.
img, err := vips.NewImageFromFile(src)
if err != nil {
t.Fatal(err)
}
if err = VipsRotate(img, OrientationRotate270); err != nil {
t.Fatal(err)
}
params := vips.NewJpegExportParams()
imageBytes, _, exportErr := img.ExportJpeg(params)
if exportErr != nil {
t.Fatal(exportErr)
}
// Write thumbnail to file.
if err = os.WriteFile(dst, imageBytes, fs.ModeFile); err != nil {
t.Fatal(exportErr)
}
assert.FileExists(t, dst)
})
}