The Tor Browser / file diff

     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/gfx/2d/unittest/TestDrawTargetBase.cpp	Wed Dec 31 06:09:35 2014 +0100
     1.3 @@ -0,0 +1,109 @@
     1.4 +/* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
     1.5 + * This Source Code Form is subject to the terms of the Mozilla Public
     1.6 + * License, v. 2.0. If a copy of the MPL was not distributed with this
     1.7 + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
     1.8 +
     1.9 +#include "TestDrawTargetBase.h"
    1.10 +#include <sstream>
    1.11 +
    1.12 +using namespace mozilla;
    1.13 +using namespace mozilla::gfx;
    1.14 +using namespace std;
    1.15 +
    1.16 +TestDrawTargetBase::TestDrawTargetBase()
    1.17 +{
    1.18 +  REGISTER_TEST(TestDrawTargetBase, Initialized);
    1.19 +  REGISTER_TEST(TestDrawTargetBase, FillCompletely);
    1.20 +  REGISTER_TEST(TestDrawTargetBase, FillRect);
    1.21 +}
    1.22 +
    1.23 +void
    1.24 +TestDrawTargetBase::Initialized()
    1.25 +{
    1.26 +  VERIFY(mDT);
    1.27 +}
    1.28 +
    1.29 +void
    1.30 +TestDrawTargetBase::FillCompletely()
    1.31 +{
    1.32 +  mDT->FillRect(Rect(0, 0, DT_WIDTH, DT_HEIGHT), ColorPattern(Color(0, 0.5f, 0, 1.0f)));
    1.33 +
    1.34 +  RefreshSnapshot();
    1.35 +
    1.36 +  VerifyAllPixels(Color(0, 0.5f, 0, 1.0f));
    1.37 +}
    1.38 +
    1.39 +void
    1.40 +TestDrawTargetBase::FillRect()
    1.41 +{
    1.42 +  mDT->FillRect(Rect(0, 0, DT_WIDTH, DT_HEIGHT), ColorPattern(Color(0, 0.5f, 0, 1.0f)));
    1.43 +  mDT->FillRect(Rect(50, 50, 50, 50), ColorPattern(Color(0.5f, 0, 0, 1.0f)));
    1.44 +
    1.45 +  RefreshSnapshot();
    1.46 +
    1.47 +  VerifyPixel(IntPoint(49, 49), Color(0, 0.5f, 0, 1.0f));
    1.48 +  VerifyPixel(IntPoint(50, 50), Color(0.5f, 0, 0, 1.0f));
    1.49 +  VerifyPixel(IntPoint(99, 99), Color(0.5f, 0, 0, 1.0f));
    1.50 +  VerifyPixel(IntPoint(100, 100), Color(0, 0.5f, 0, 1.0f));
    1.51 +}
    1.52 +
    1.53 +void
    1.54 +TestDrawTargetBase::RefreshSnapshot()
    1.55 +{
    1.56 +  RefPtr<SourceSurface> snapshot = mDT->Snapshot();
    1.57 +  mDataSnapshot = snapshot->GetDataSurface();
    1.58 +}
    1.59 +
    1.60 +void
    1.61 +TestDrawTargetBase::VerifyAllPixels(const Color &aColor)
    1.62 +{
    1.63 +  uint32_t *colVal = (uint32_t*)mDataSnapshot->GetData();
    1.64 +
    1.65 +  uint32_t expected = RGBAPixelFromColor(aColor);
    1.66 +
    1.67 +  for (int y = 0; y < DT_HEIGHT; y++) {
    1.68 +    for (int x = 0; x < DT_WIDTH; x++) {
    1.69 +      if (colVal[y * (mDataSnapshot->Stride() / 4) + x] != expected) {
    1.70 +        LogMessage("VerifyAllPixels Failed\n");
    1.71 +        mTestFailed = true;
    1.72 +        return;
    1.73 +      }
    1.74 +    }
    1.75 +  }
    1.76 +}
    1.77 +
    1.78 +void
    1.79 +TestDrawTargetBase::VerifyPixel(const IntPoint &aPoint, mozilla::gfx::Color &aColor)
    1.80 +{
    1.81 +  uint32_t *colVal = (uint32_t*)mDataSnapshot->GetData();
    1.82 +
    1.83 +  uint32_t expected = RGBAPixelFromColor(aColor);
    1.84 +  uint32_t rawActual = colVal[aPoint.y * (mDataSnapshot->Stride() / 4) + aPoint.x];
    1.85 +
    1.86 +  if (rawActual != expected) {
    1.87 +    stringstream message;
    1.88 +    uint32_t actb = rawActual & 0xFF;
    1.89 +    uint32_t actg = (rawActual & 0xFF00) >> 8;
    1.90 +    uint32_t actr = (rawActual & 0xFF0000) >> 16;
    1.91 +    uint32_t acta = (rawActual & 0xFF000000) >> 24;
    1.92 +    uint32_t expb = expected & 0xFF;
    1.93 +    uint32_t expg = (expected & 0xFF00) >> 8;
    1.94 +    uint32_t expr = (expected & 0xFF0000) >> 16;
    1.95 +    uint32_t expa = (expected & 0xFF000000) >> 24;
    1.96 +
    1.97 +    message << "Verify Pixel (" << aPoint.x << "x" << aPoint.y << ") Failed."
    1.98 +      " Expected (" << expr << "," << expg << "," << expb << "," << expa << ") "
    1.99 +      " Got (" << actr << "," << actg << "," << actb << "," << acta << ")\n";
   1.100 +
   1.101 +    LogMessage(message.str());
   1.102 +    mTestFailed = true;
   1.103 +    return;
   1.104 +  }
   1.105 +}
   1.106 +
   1.107 +uint32_t
   1.108 +TestDrawTargetBase::RGBAPixelFromColor(const Color &aColor)
   1.109 +{
   1.110 +  return uint8_t((aColor.b * 255) + 0.5f) | uint8_t((aColor.g * 255) + 0.5f) << 8 |
   1.111 +         uint8_t((aColor.r * 255) + 0.5f) << 16 | uint8_t((aColor.a * 255) + 0.5f) << 24;
   1.112 +}