michael@0: /* -*- Mode: C++; tab-width: 20; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "TestBugs.h"
michael@0: #include "2D.h"
michael@0: #include <string.h>
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::gfx;
michael@0: 
michael@0: TestBugs::TestBugs()
michael@0: {
michael@0:   REGISTER_TEST(TestBugs, CairoClip918671);
michael@0:   REGISTER_TEST(TestBugs, PushPopClip950550);
michael@0: }
michael@0: 
michael@0: void
michael@0: TestBugs::CairoClip918671()
michael@0: {
michael@0:   RefPtr<DrawTarget> dt = Factory::CreateDrawTarget(BackendType::CAIRO,
michael@0:                                                     IntSize(100, 100),
michael@0:                                                     SurfaceFormat::B8G8R8A8);
michael@0:   RefPtr<DrawTarget> ref = Factory::CreateDrawTarget(BackendType::CAIRO,
michael@0:                                                      IntSize(100, 100),
michael@0:                                                      SurfaceFormat::B8G8R8A8);
michael@0:   // Create a path that extends around the center rect but doesn't intersect it.
michael@0:   RefPtr<PathBuilder> pb1 = dt->CreatePathBuilder();
michael@0:   pb1->MoveTo(Point(10, 10));
michael@0:   pb1->LineTo(Point(90, 10));
michael@0:   pb1->LineTo(Point(90, 20));
michael@0:   pb1->LineTo(Point(10, 20));
michael@0:   pb1->Close();
michael@0:   pb1->MoveTo(Point(90, 90));
michael@0:   pb1->LineTo(Point(91, 90));
michael@0:   pb1->LineTo(Point(91, 91));
michael@0:   pb1->LineTo(Point(91, 90));
michael@0:   pb1->Close();
michael@0: 
michael@0:   RefPtr<Path> path1 = pb1->Finish();
michael@0:   dt->PushClip(path1);
michael@0: 
michael@0:   // This center rect must NOT be rectilinear!
michael@0:   RefPtr<PathBuilder> pb2 = dt->CreatePathBuilder();
michael@0:   pb2->MoveTo(Point(50, 50));
michael@0:   pb2->LineTo(Point(55, 51));
michael@0:   pb2->LineTo(Point(54, 55));
michael@0:   pb2->LineTo(Point(50, 56));
michael@0:   pb2->Close();
michael@0: 
michael@0:   RefPtr<Path> path2 = pb2->Finish();
michael@0:   dt->PushClip(path2);
michael@0: 
michael@0:   dt->FillRect(Rect(0, 0, 100, 100), ColorPattern(Color(1,0,0)));
michael@0: 
michael@0:   RefPtr<SourceSurface> surf1 = dt->Snapshot();
michael@0:   RefPtr<SourceSurface> surf2 = ref->Snapshot();
michael@0: 
michael@0:   RefPtr<DataSourceSurface> dataSurf1 = surf1->GetDataSurface();
michael@0:   RefPtr<DataSourceSurface> dataSurf2 = surf2->GetDataSurface();
michael@0: 
michael@0:   for (int y = 0; y < dt->GetSize().height; y++) {
michael@0:     VERIFY(memcmp(dataSurf1->GetData() + y * dataSurf1->Stride(),
michael@0:                   dataSurf2->GetData() + y * dataSurf2->Stride(),
michael@0:                   dataSurf1->GetSize().width * 4) == 0);
michael@0:   }
michael@0: 
michael@0: }
michael@0: 
michael@0: void
michael@0: TestBugs::PushPopClip950550()
michael@0: {
michael@0:   RefPtr<DrawTarget> dt = Factory::CreateDrawTarget(BackendType::CAIRO,
michael@0:                                                     IntSize(500, 500),
michael@0:                                                     SurfaceFormat::B8G8R8A8);
michael@0:   dt->PushClipRect(Rect(0, 0, 100, 100));
michael@0:   Matrix m(1, 0, 0, 1, 45, -100);
michael@0:   dt->SetTransform(m);
michael@0:   dt->PopClip();
michael@0: 
michael@0:   // We fail the test if we assert in this call because our draw target's
michael@0:   // transforms are out of sync.
michael@0:   dt->FillRect(Rect(50, 50, 50, 50), ColorPattern(Color(0.5f, 0, 0, 1.0f)));
michael@0: }
michael@0: