From 38ee83e45b4de7edf89bf9f0ef629eb4c6ad0fa8 Mon Sep 17 00:00:00 2001
From: Christopher Speller <crspeller@gmail.com>
Date: Thu, 12 May 2016 23:56:07 -0400
Subject: Moving to glide

---
 .../github.com/mattermost/rsc/qr/coding/qr_test.go | 133 +++++++++++++++++++++
 1 file changed, 133 insertions(+)
 create mode 100644 vendor/github.com/mattermost/rsc/qr/coding/qr_test.go

(limited to 'vendor/github.com/mattermost/rsc/qr/coding')

diff --git a/vendor/github.com/mattermost/rsc/qr/coding/qr_test.go b/vendor/github.com/mattermost/rsc/qr/coding/qr_test.go
new file mode 100644
index 000000000..b8199bb51
--- /dev/null
+++ b/vendor/github.com/mattermost/rsc/qr/coding/qr_test.go
@@ -0,0 +1,133 @@
+// 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 coding
+
+import (
+	"bytes"
+	"testing"
+
+	"github.com/mattermost/rsc/gf256"
+	"github.com/mattermost/rsc/qr/libqrencode"
+)
+
+func test(t *testing.T, v Version, l Level, text ...Encoding) bool {
+	s := ""
+	ty := libqrencode.EightBit
+	switch x := text[0].(type) {
+	case String:
+		s = string(x)
+	case Alpha:
+		s = string(x)
+		ty = libqrencode.Alphanumeric
+	case Num:
+		s = string(x)
+		ty = libqrencode.Numeric
+	}
+	key, err := libqrencode.Encode(libqrencode.Version(v), libqrencode.Level(l), ty, s)
+	if err != nil {
+		t.Errorf("libqrencode.Encode(%v, %v, %d, %#q): %v", v, l, ty, s, err)
+		return false
+	}
+	mask := (^key.Pixel[8][2]&1)<<2 | (key.Pixel[8][3]&1)<<1 | (^key.Pixel[8][4] & 1)
+	p, err := NewPlan(v, l, Mask(mask))
+	if err != nil {
+		t.Errorf("NewPlan(%v, L, %d): %v", v, err, mask)
+		return false
+	}
+	if len(p.Pixel) != len(key.Pixel) {
+		t.Errorf("%v: NewPlan uses %dx%d, libqrencode uses %dx%d", v, len(p.Pixel), len(p.Pixel), len(key.Pixel), len(key.Pixel))
+		return false
+	}
+	c, err := p.Encode(text...)
+	if err != nil {
+		t.Errorf("Encode: %v", err)
+		return false
+	}
+	badpix := 0
+Pixel:
+	for y, prow := range p.Pixel {
+		for x, pix := range prow {
+			pix &^= Black
+			if c.Black(x, y) {
+				pix |= Black
+			}
+
+			keypix := key.Pixel[y][x]
+			want := Pixel(0)
+			switch {
+			case keypix&libqrencode.Finder != 0:
+				want = Position.Pixel()
+			case keypix&libqrencode.Alignment != 0:
+				want = Alignment.Pixel()
+			case keypix&libqrencode.Timing != 0:
+				want = Timing.Pixel()
+			case keypix&libqrencode.Format != 0:
+				want = Format.Pixel()
+				want |= OffsetPixel(pix.Offset()) // sic
+				want |= pix & Invert
+			case keypix&libqrencode.PVersion != 0:
+				want = PVersion.Pixel()
+			case keypix&libqrencode.DataECC != 0:
+				if pix.Role() == Check || pix.Role() == Extra {
+					want = pix.Role().Pixel()
+				} else {
+					want = Data.Pixel()
+				}
+				want |= OffsetPixel(pix.Offset())
+				want |= pix & Invert
+			default:
+				want = Unused.Pixel()
+			}
+			if keypix&libqrencode.Black != 0 {
+				want |= Black
+			}
+			if pix != want {
+				t.Errorf("%v/%v: Pixel[%d][%d] = %v, want %v %#x", v, mask, y, x, pix, want, keypix)
+				if badpix++; badpix >= 100 {
+					t.Errorf("stopping after %d bad pixels", badpix)
+					break Pixel
+				}
+			}
+		}
+	}
+	return badpix == 0
+}
+
+var input = []Encoding{
+	String("hello"),
+	Num("1"),
+	Num("12"),
+	Num("123"),
+	Alpha("AB"),
+	Alpha("ABC"),
+}
+
+func TestVersion(t *testing.T) {
+	badvers := 0
+Version:
+	for v := Version(1); v <= 40; v++ {
+		for l := L; l <= H; l++ {
+			for _, in := range input {
+				if !test(t, v, l, in) {
+					if badvers++; badvers >= 10 {
+						t.Errorf("stopping after %d bad versions", badvers)
+						break Version
+					}
+				}
+			}
+		}
+	}
+}
+
+func TestEncode(t *testing.T) {
+	data := []byte{0x10, 0x20, 0x0c, 0x56, 0x61, 0x80, 0xec, 0x11, 0xec, 0x11, 0xec, 0x11, 0xec, 0x11, 0xec, 0x11}
+	check := []byte{0xa5, 0x24, 0xd4, 0xc1, 0xed, 0x36, 0xc7, 0x87, 0x2c, 0x55}
+	rs := gf256.NewRSEncoder(Field, len(check))
+	out := make([]byte, len(check))
+	rs.ECC(data, out)
+	if !bytes.Equal(out, check) {
+		t.Errorf("have %x want %x", out, check)
+	}
+}
-- 
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