| // 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 packet |
| |
| import ( |
| "bytes" |
| "encoding/base64" |
| "image/color" |
| "image/jpeg" |
| "testing" |
| ) |
| |
| func TestParseUserAttribute(t *testing.T) { |
| r := base64.NewDecoder(base64.StdEncoding, bytes.NewBufferString(userAttributePacket)) |
| for i := 0; i < 2; i++ { |
| p, err := Read(r) |
| if err != nil { |
| t.Fatal(err) |
| } |
| uat := p.(*UserAttribute) |
| imgs := uat.ImageData() |
| if len(imgs) != 1 { |
| t.Errorf("Unexpected number of images in user attribute packet: %d", len(imgs)) |
| } |
| if len(imgs[0]) != 3395 { |
| t.Errorf("Unexpected JPEG image size: %d", len(imgs[0])) |
| } |
| img, err := jpeg.Decode(bytes.NewBuffer(imgs[0])) |
| if err != nil { |
| t.Errorf("Error decoding JPEG image: %v", err) |
| } |
| // A pixel in my right eye. |
| pixel := color.NRGBAModel.Convert(img.At(56, 36)) |
| ref := color.NRGBA{R: 157, G: 128, B: 124, A: 255} |
| if pixel != ref { |
| t.Errorf("Unexpected pixel color: %v", pixel) |
| } |
| w := bytes.NewBuffer(nil) |
| err = uat.Serialize(w) |
| if err != nil { |
| t.Errorf("Error writing user attribute: %v", err) |
| } |
| r = bytes.NewBuffer(w.Bytes()) |
| } |
| } |
| |
| const userAttributePacket = ` |
| 0cyWzJQBEAABAQAAAAAAAAAAAAAAAP/Y/+AAEEpGSUYAAQIAAAEAAQAA/9sAQwAFAwQEBAMFBAQE |
| BQUFBgcMCAcHBwcPCgsJDBEPEhIRDxEQExYcFxMUGhUQERghGBocHR8fHxMXIiQiHiQcHh8e/9sA |
| QwEFBQUHBgcOCAgOHhQRFB4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4eHh4e |
| Hh4eHh4eHh4e/8AAEQgAZABkAwEiAAIRAQMRAf/EAB8AAAEFAQEBAQEBAAAAAAAAAAABAgMEBQYH |
| CAkKC//EALUQAAIBAwMCBAMFBQQEAAABfQECAwAEEQUSITFBBhNRYQcicRQygZGhCCNCscEVUtHw |
| JDNicoIJChYXGBkaJSYnKCkqNDU2Nzg5OkNERUZHSElKU1RVVldYWVpjZGVmZ2hpanN0dXZ3eHl6 |
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| 5ebn6Onq8fLz9PX29/j5+v/EAB8BAAMBAQEBAQEBAQEAAAAAAAABAgMEBQYHCAkKC//EALURAAIB |
| AgQEAwQHBQQEAAECdwABAgMRBAUhMQYSQVEHYXETIjKBCBRCkaGxwQkjM1LwFWJy0QoWJDThJfEX |
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| ueP30RA/MV6not1bX0Ed1ZzxzwyDKvGwZSPqK+Ff+ES8R8t/ZV2oHUmM10Hgbxp4m8BatEfNnWBH |
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| VckjDdqKKwq/EaQ0gUdbjQ6mr7QGBUcd6tPBC6gtGpOOuKKKie5qn7qIpEXd0HSiiimSf//Z` |
