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-rw-r--r--src/pkg/image/image_test.go113
1 files changed, 0 insertions, 113 deletions
diff --git a/src/pkg/image/image_test.go b/src/pkg/image/image_test.go
deleted file mode 100644
index 799c1a7a1..000000000
--- a/src/pkg/image/image_test.go
+++ /dev/null
@@ -1,113 +0,0 @@
-// Copyright 2011 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-package image
-
-import (
- "image/color"
- "testing"
-)
-
-type image interface {
- Image
- Opaque() bool
- Set(int, int, color.Color)
- SubImage(Rectangle) Image
-}
-
-func cmp(t *testing.T, cm color.Model, c0, c1 color.Color) bool {
- r0, g0, b0, a0 := cm.Convert(c0).RGBA()
- r1, g1, b1, a1 := cm.Convert(c1).RGBA()
- return r0 == r1 && g0 == g1 && b0 == b1 && a0 == a1
-}
-
-func TestImage(t *testing.T) {
- testImage := []image{
- NewRGBA(Rect(0, 0, 10, 10)),
- NewRGBA64(Rect(0, 0, 10, 10)),
- NewNRGBA(Rect(0, 0, 10, 10)),
- NewNRGBA64(Rect(0, 0, 10, 10)),
- NewAlpha(Rect(0, 0, 10, 10)),
- NewAlpha16(Rect(0, 0, 10, 10)),
- NewGray(Rect(0, 0, 10, 10)),
- NewGray16(Rect(0, 0, 10, 10)),
- NewPaletted(Rect(0, 0, 10, 10), color.Palette{
- Transparent,
- Opaque,
- }),
- }
- for _, m := range testImage {
- if !Rect(0, 0, 10, 10).Eq(m.Bounds()) {
- t.Errorf("%T: want bounds %v, got %v", m, Rect(0, 0, 10, 10), m.Bounds())
- continue
- }
- if !cmp(t, m.ColorModel(), Transparent, m.At(6, 3)) {
- t.Errorf("%T: at (6, 3), want a zero color, got %v", m, m.At(6, 3))
- continue
- }
- m.Set(6, 3, Opaque)
- if !cmp(t, m.ColorModel(), Opaque, m.At(6, 3)) {
- t.Errorf("%T: at (6, 3), want a non-zero color, got %v", m, m.At(6, 3))
- continue
- }
- if !m.SubImage(Rect(6, 3, 7, 4)).(image).Opaque() {
- t.Errorf("%T: at (6, 3) was not opaque", m)
- continue
- }
- m = m.SubImage(Rect(3, 2, 9, 8)).(image)
- if !Rect(3, 2, 9, 8).Eq(m.Bounds()) {
- t.Errorf("%T: sub-image want bounds %v, got %v", m, Rect(3, 2, 9, 8), m.Bounds())
- continue
- }
- if !cmp(t, m.ColorModel(), Opaque, m.At(6, 3)) {
- t.Errorf("%T: sub-image at (6, 3), want a non-zero color, got %v", m, m.At(6, 3))
- continue
- }
- if !cmp(t, m.ColorModel(), Transparent, m.At(3, 3)) {
- t.Errorf("%T: sub-image at (3, 3), want a zero color, got %v", m, m.At(3, 3))
- continue
- }
- m.Set(3, 3, Opaque)
- if !cmp(t, m.ColorModel(), Opaque, m.At(3, 3)) {
- t.Errorf("%T: sub-image at (3, 3), want a non-zero color, got %v", m, m.At(3, 3))
- continue
- }
- // Test that taking an empty sub-image starting at a corner does not panic.
- m.SubImage(Rect(0, 0, 0, 0))
- m.SubImage(Rect(10, 0, 10, 0))
- m.SubImage(Rect(0, 10, 0, 10))
- m.SubImage(Rect(10, 10, 10, 10))
- }
-}
-
-func Test16BitsPerColorChannel(t *testing.T) {
- testColorModel := []color.Model{
- color.RGBA64Model,
- color.NRGBA64Model,
- color.Alpha16Model,
- color.Gray16Model,
- }
- for _, cm := range testColorModel {
- c := cm.Convert(color.RGBA64{0x1234, 0x1234, 0x1234, 0x1234}) // Premultiplied alpha.
- r, _, _, _ := c.RGBA()
- if r != 0x1234 {
- t.Errorf("%T: want red value 0x%04x got 0x%04x", c, 0x1234, r)
- continue
- }
- }
- testImage := []image{
- NewRGBA64(Rect(0, 0, 10, 10)),
- NewNRGBA64(Rect(0, 0, 10, 10)),
- NewAlpha16(Rect(0, 0, 10, 10)),
- NewGray16(Rect(0, 0, 10, 10)),
- }
- for _, m := range testImage {
- m.Set(1, 2, color.NRGBA64{0xffff, 0xffff, 0xffff, 0x1357}) // Non-premultiplied alpha.
- r, _, _, _ := m.At(1, 2).RGBA()
- if r != 0x1357 {
- t.Errorf("%T: want red value 0x%04x got 0x%04x", m, 0x1357, r)
- continue
- }
- }
-}