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refactor(resize): extract

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This commit is contained in:
Tomas Aparicio 2015-04-06 23:43:30 +02:00
parent d9eac32a9a
commit 3904953399
9 changed files with 246 additions and 173 deletions
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57
resize_test.go
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@ -7,17 +7,8 @@ import (
)
func TestResize(t *testing.T) {
options := Options{Width: 800, Height: 600, Crop: false, Rotate: 270}
img, err := os.Open("fixtures/test.jpg")
if err != nil {
t.Fatal(err)
}
defer img.Close()
buf, err := ioutil.ReadAll(img)
if err != nil {
t.Fatal(err)
}
options := Options{Width: 800, Height: 600}
buf, _ := Read("fixtures/test.jpg")
newImg, err := Resize(buf, options)
if err != nil {
@ -28,7 +19,45 @@ func TestResize(t *testing.T) {
t.Fatal("Image is not jpeg")
}
err = ioutil.WriteFile("fixtures/test_out.jpg", newImg, 0644)
err = Write("fixtures/test_out.jpg", newImg)
if err != nil {
t.Fatal("Cannot save the image")
}
}
func TestRotate(t *testing.T) {
options := Options{Width: 800, Height: 600, Rotate: 270}
buf, _ := Read("fixtures/test.jpg")
newImg, err := Resize(buf, options)
if err != nil {
t.Errorf("Resize(imgData, %#v) error: %#v", options, err)
}
if DetermineImageType(newImg) != JPEG {
t.Fatal("Image is not jpeg")
}
err = Write("fixtures/test_rotate_out.jpg", newImg)
if err != nil {
t.Fatal("Cannot save the image")
}
}
func TestInvalidRotate(t *testing.T) {
options := Options{Width: 800, Height: 600, Rotate: 111}
buf, _ := Read("fixtures/test.jpg")
newImg, err := Resize(buf, options)
if err != nil {
t.Errorf("Resize(imgData, %#v) error: %#v", options, err)
}
if DetermineImageType(newImg) != JPEG {
t.Fatal("Image is not jpeg")
}
err = Write("fixtures/test_invalid_rotate_out.jpg", newImg)
if err != nil {
t.Fatal("Cannot save the image")
}
@ -63,7 +92,7 @@ func TestConvert(t *testing.T) {
t.Fatal("Invalid image size")
}
err = ioutil.WriteFile("fixtures/test_out.png", newImg, 0644)
err = Write("fixtures/test_out.png", newImg)
if err != nil {
t.Fatal("Cannot save the image")
}
@ -98,7 +127,7 @@ func TestResizePngWithTransparency(t *testing.T) {
t.Fatal("Invalid image size")
}
err = ioutil.WriteFile("fixtures/transparent_out.png", newImg, 0644)
err = Write("fixtures/transparent_out.png", newImg)
if err != nil {
t.Fatal("Cannot save the image")
}