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test: added new test cases

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esimov
2021-11-05 15:53:23 +02:00
parent 7c84ebb991
commit bc84b6f945
4 changed files with 269 additions and 32 deletions
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85
process_test.go
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@@ -5,25 +5,14 @@ import (
"testing"
)
func TestProcessor_Resize(t *testing.T) {
reduceImageH(t)
reduceImageV(t)
}
func reduceImageH(t *testing.T) {
func TestResize_ReduceImageWidth(t *testing.T) {
img := image.NewNRGBA(image.Rect(0, 0, ImgWidth, ImgHeight))
var c = NewCarver(img.Bounds().Dx(), img.Bounds().Dy())
newWidth := ImgWidth / 2
p := &Processor{
BlurRadius: 2,
SobelThreshold: 10,
NewWidth: newWidth,
NewHeight: ImgHeight,
Percentage: false,
Square: false,
Debug: false,
}
// Reduce image size horizontally
p.NewWidth = newWidth
p.NewHeight = ImgHeight
for x := 0; x < newWidth; x++ {
width, height := img.Bounds().Max.X, img.Bounds().Max.Y
c = NewCarver(width, height)
@@ -38,20 +27,14 @@ func reduceImageH(t *testing.T) {
}
}
func reduceImageV(t *testing.T) {
func TestResize_ReduceImageHeight(t *testing.T) {
img := image.NewNRGBA(image.Rect(0, 0, ImgWidth, ImgHeight))
var c = NewCarver(img.Bounds().Dx(), img.Bounds().Dy())
newHeight := ImgHeight / 2
p := &Processor{
BlurRadius: 2,
SobelThreshold: 10,
NewWidth: ImgWidth,
NewHeight: newHeight,
Percentage: false,
Square: false,
Debug: false,
}
// Reduce image size horizontally
p.NewWidth = ImgWidth
p.NewHeight = newHeight
img = c.RotateImage90(img)
for x := 0; x < newHeight; x++ {
width, height := img.Bounds().Max.X, img.Bounds().Max.Y
@@ -67,3 +50,51 @@ func reduceImageV(t *testing.T) {
t.Errorf("Resulted image height expected to be %v. Got %v", newHeight, imgHeight)
}
}
func TestResize_IncreaseImageWidth(t *testing.T) {
img := image.NewNRGBA(image.Rect(0, 0, ImgWidth, ImgHeight))
origImgWidth := img.Bounds().Dx()
var c = NewCarver(img.Bounds().Dx(), img.Bounds().Dy())
newWidth := ImgWidth * 2
p.NewWidth = newWidth
p.NewHeight = ImgHeight
for x := 0; x < newWidth; x++ {
width, height := img.Bounds().Max.X, img.Bounds().Max.Y
c = NewCarver(width, height)
c.ComputeSeams(img, p)
seams := c.FindLowestEnergySeams()
img = c.AddSeam(img, seams, p.Debug)
}
imgWidth := img.Bounds().Max.X - origImgWidth
if imgWidth != newWidth {
t.Errorf("Resulted image width expected to be %v. Got %v", newWidth, imgWidth)
}
}
func TestResize_IncreaseImageHeight(t *testing.T) {
img := image.NewNRGBA(image.Rect(0, 0, ImgWidth, ImgHeight))
origImgHeigth := img.Bounds().Dy()
var c = NewCarver(img.Bounds().Dx(), img.Bounds().Dy())
newHeight := ImgHeight * 2
p.NewWidth = ImgWidth
p.NewHeight = newHeight
img = c.RotateImage90(img)
for x := 0; x < newHeight; x++ {
width, height := img.Bounds().Max.X, img.Bounds().Max.Y
c = NewCarver(width, height)
c.ComputeSeams(img, p)
seams := c.FindLowestEnergySeams()
img = c.AddSeam(img, seams, p.Debug)
}
img = c.RotateImage270(img)
imgHeight := img.Bounds().Max.Y - origImgHeigth
if imgHeight != newHeight {
t.Errorf("Resulted image height expected to be %v. Got %v", newHeight, imgHeight)
}
}