diff options
Diffstat (limited to 'Godeps/_workspace/src/code.google.com/p/graphics-go/graphics/scale_test.go')
-rw-r--r-- | Godeps/_workspace/src/code.google.com/p/graphics-go/graphics/scale_test.go | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/Godeps/_workspace/src/code.google.com/p/graphics-go/graphics/scale_test.go b/Godeps/_workspace/src/code.google.com/p/graphics-go/graphics/scale_test.go deleted file mode 100644 index 9c2468f11..000000000 --- a/Godeps/_workspace/src/code.google.com/p/graphics-go/graphics/scale_test.go +++ /dev/null @@ -1,153 +0,0 @@ -// Copyright 2011 The Graphics-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 graphics - -import ( - "code.google.com/p/graphics-go/graphics/graphicstest" - "image" - "testing" - - _ "image/png" -) - -var scaleOneColorTests = []transformOneColorTest{ - { - "down-half", - 1, 1, - 2, 2, - nil, - []uint8{ - 0x80, 0x00, - 0x00, 0x80, - }, - []uint8{ - 0x40, - }, - }, - { - "up-double", - 4, 4, - 2, 2, - nil, - []uint8{ - 0x80, 0x00, - 0x00, 0x80, - }, - []uint8{ - 0x80, 0x60, 0x20, 0x00, - 0x60, 0x50, 0x30, 0x20, - 0x20, 0x30, 0x50, 0x60, - 0x00, 0x20, 0x60, 0x80, - }, - }, - { - "up-doublewidth", - 4, 2, - 2, 2, - nil, - []uint8{ - 0x80, 0x00, - 0x00, 0x80, - }, - []uint8{ - 0x80, 0x60, 0x20, 0x00, - 0x00, 0x20, 0x60, 0x80, - }, - }, - { - "up-doubleheight", - 2, 4, - 2, 2, - nil, - []uint8{ - 0x80, 0x00, - 0x00, 0x80, - }, - []uint8{ - 0x80, 0x00, - 0x60, 0x20, - 0x20, 0x60, - 0x00, 0x80, - }, - }, - { - "up-partial", - 3, 3, - 2, 2, - nil, - []uint8{ - 0x80, 0x00, - 0x00, 0x80, - }, - []uint8{ - 0x80, 0x40, 0x00, - 0x40, 0x40, 0x40, - 0x00, 0x40, 0x80, - }, - }, -} - -func TestScaleOneColor(t *testing.T) { - for _, oc := range scaleOneColorTests { - dst := oc.newDst() - src := oc.newSrc() - if err := Scale(dst, src); err != nil { - t.Errorf("scale %s: %v", oc.desc, err) - continue - } - - if !checkTransformTest(t, &oc, dst) { - continue - } - } -} - -func TestScaleEmpty(t *testing.T) { - empty := image.NewRGBA(image.Rect(0, 0, 0, 0)) - if err := Scale(empty, empty); err != nil { - t.Fatal(err) - } -} - -func TestScaleGopher(t *testing.T) { - dst := image.NewRGBA(image.Rect(0, 0, 100, 150)) - - src, err := graphicstest.LoadImage("../testdata/gopher.png") - if err != nil { - t.Error(err) - return - } - - // Down-sample. - if err := Scale(dst, src); err != nil { - t.Fatal(err) - } - cmp, err := graphicstest.LoadImage("../testdata/gopher-100x150.png") - if err != nil { - t.Error(err) - return - } - err = graphicstest.ImageWithinTolerance(dst, cmp, 0) - if err != nil { - t.Error(err) - return - } - - // Up-sample. - dst = image.NewRGBA(image.Rect(0, 0, 500, 750)) - if err := Scale(dst, src); err != nil { - t.Fatal(err) - } - cmp, err = graphicstest.LoadImage("../testdata/gopher-500x750.png") - if err != nil { - t.Error(err) - return - } - err = graphicstest.ImageWithinTolerance(dst, cmp, 0) - if err != nil { - t.Error(err) - return - } -} |