diff options
Diffstat (limited to 'Godeps/_workspace/src/github.com/mattermost/rsc/qr/png_test.go')
-rw-r--r-- | Godeps/_workspace/src/github.com/mattermost/rsc/qr/png_test.go | 73 |
1 files changed, 0 insertions, 73 deletions
diff --git a/Godeps/_workspace/src/github.com/mattermost/rsc/qr/png_test.go b/Godeps/_workspace/src/github.com/mattermost/rsc/qr/png_test.go deleted file mode 100644 index 27a622924..000000000 --- a/Godeps/_workspace/src/github.com/mattermost/rsc/qr/png_test.go +++ /dev/null @@ -1,73 +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 qr - -import ( - "bytes" - "image" - "image/color" - "image/png" - "io/ioutil" - "testing" -) - -func TestPNG(t *testing.T) { - c, err := Encode("hello, world", L) - if err != nil { - t.Fatal(err) - } - pngdat := c.PNG() - if true { - ioutil.WriteFile("x.png", pngdat, 0666) - } - m, err := png.Decode(bytes.NewBuffer(pngdat)) - if err != nil { - t.Fatal(err) - } - gm := m.(*image.Gray) - - scale := c.Scale - siz := c.Size - nbad := 0 - for y := 0; y < scale*(8+siz); y++ { - for x := 0; x < scale*(8+siz); x++ { - v := byte(255) - if c.Black(x/scale-4, y/scale-4) { - v = 0 - } - if gv := gm.At(x, y).(color.Gray).Y; gv != v { - t.Errorf("%d,%d = %d, want %d", x, y, gv, v) - if nbad++; nbad >= 20 { - t.Fatalf("too many bad pixels") - } - } - } - } -} - -func BenchmarkPNG(b *testing.B) { - c, err := Encode("0123456789012345678901234567890123456789", L) - if err != nil { - panic(err) - } - var bytes []byte - for i := 0; i < b.N; i++ { - bytes = c.PNG() - } - b.SetBytes(int64(len(bytes))) -} - -func BenchmarkImagePNG(b *testing.B) { - c, err := Encode("0123456789012345678901234567890123456789", L) - if err != nil { - panic(err) - } - var buf bytes.Buffer - for i := 0; i < b.N; i++ { - buf.Reset() - png.Encode(&buf, c.Image()) - } - b.SetBytes(int64(buf.Len())) -} |