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Add Image.Length()

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Signed-off-by: Yoan Blanc <yoan@dosimple.ch>
This commit is contained in:
Yoan Blanc 2017-06-22 16:44:54 +02:00
parent 75a5d927d3
commit a792146837
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GPG key ID: 6058CF4574298812
2 changed files with 17 additions and 1 deletions
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7
image.go
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@ -217,7 +217,12 @@ func (i *Image) Size() (ImageSize, error) {
return Size(i.buffer)
}
// Image returns the current resultant image image buffer.
// Image returns the current resultant image buffer.
func (i *Image) Image() []byte {
return i.buffer
}
// Length returns the size in bytes of the image buffer.
func (i *Image) Length() int {
return len(i.buffer)
}

11
image_test.go
View file

@ -475,6 +475,17 @@ func TestImageSmartCrop(t *testing.T) {
Write("fixtures/test_smart_crop.jpg", buf)
}
func TestImageLength(t *testing.T) {
i := initImage("test.jpg")
actual := i.Length()
expected := 53653
if expected != actual {
t.Errorf("Size in Bytes of the image doesn't correspond. %d != %d", expected, actual)
}
}
func initImage(file string) *Image {
buf, _ := imageBuf(file)
return NewImage(buf)