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fix(image): tests

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This commit is contained in:
Tomas Aparicio 2015-04-07 23:53:48 +02:00
parent abd6679f58
commit 4330593138
4 changed files with 36 additions and 24 deletions
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48
image_test.go
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@ -1,6 +1,7 @@
package bimg
import (
"fmt"
"path"
"testing"
)
@ -11,8 +12,9 @@ func TestImageResize(t *testing.T) {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 300, 240) {
t.Error("Invalid image size")
err = assertSize(buf, 300, 240)
if err != nil {
t.Error(err)
}
Write("fixtures/test_resize_out.jpg", buf)
@ -24,21 +26,23 @@ func TestImageExtract(t *testing.T) {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 300, 300) {
t.Error("Invalid image size")
err = assertSize(buf, 300, 300)
if err != nil {
t.Error(err)
}
Write("fixtures/test_extract_out.jpg", buf)
}
func TestImageEnlarge(t *testing.T) {
buf, err := initImage("test.png").Enlarge(500, 380)
buf, err := initImage("test.png").Enlarge(500, 375)
if err != nil {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 500, 380) {
t.Error("Invalid image size")
err = assertSize(buf, 500, 375)
if err != nil {
t.Error(err)
}
Write("fixtures/test_enlarge_out.jpg", buf)
@ -50,8 +54,9 @@ func TestImageCrop(t *testing.T) {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 800, 600) {
t.Error("Invalid image size")
err = assertSize(buf, 800, 600)
if err != nil {
t.Error(err)
}
Write("fixtures/test_crop_out.jpg", buf)
@ -63,8 +68,9 @@ func TestImageCropByWidth(t *testing.T) {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 600, 375) {
t.Error("Invalid image size")
err = assertSize(buf, 600, 375)
if err != nil {
t.Error(err)
}
Write("fixtures/test_crop_width_out.jpg", buf)
@ -76,8 +82,9 @@ func TestImageCropByHeight(t *testing.T) {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 800, 480) {
t.Error("Invalid image size")
err = assertSize(buf, 480, 300)
if err != nil {
t.Error(err)
}
Write("fixtures/test_crop_height_out.jpg", buf)
@ -89,8 +96,9 @@ func TestImageThumbnail(t *testing.T) {
t.Errorf("Cannot process the image: %#v", err)
}
if assertSize(buf, 100, 100) {
t.Error("Invalid image size")
err = assertSize(buf, 100, 100)
if err != nil {
t.Error(err)
}
Write("fixtures/test_thumbnail_out.jpg", buf)
@ -141,13 +149,13 @@ func initImage(file string) *Image {
return NewImage(buf)
}
func assertSize(buf []byte, width, height int) bool {
func assertSize(buf []byte, width, height int) error {
size, err := NewImage(buf).Size()
if err != nil {
return false
return err
}
if size.Width != 220 || size.Height != 300 {
return false
if size.Width != width || size.Height != height {
return fmt.Errorf("Invalid image size: %dx%d", size.Width, size.Height)
}
return true
return nil
}